From cf87545b9ba809a45ec6eeb377ed896e557a52da Mon Sep 17 00:00:00 2001
From: Jorie Helwig <jorie.helwig@datadoghq.com>
Date: Mon, 1 Feb 2021 12:32:21 -0800
Subject: [PATCH 1/7] Update expected breaking change date (#114)

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 633e1935..e55f18ef 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 Datadog Lambda Library for Python (2.7, 3.6, 3.7 and 3.8) enables enhanced Lambda metrics, distributed tracing, and custom metric submission from AWS Lambda functions.  
 
-**IMPORTANT NOTE:** AWS Lambda is expected to recieve a [breaking change](https://aws.amazon.com/blogs/compute/upcoming-changes-to-the-python-sdk-in-aws-lambda/) on **January 30, 2021**. If you are using Datadog Python Lambda layer version 7 or below, please upgrade to the latest.
+**IMPORTANT NOTE:** AWS Lambda is expected to recieve a [breaking change](https://aws.amazon.com/blogs/compute/upcoming-changes-to-the-python-sdk-in-aws-lambda/) on **March 31, 2021**. If you are using Datadog Python Lambda layer version 7 or below, please upgrade to the latest.
 
 ## Installation
 

From 8472d840f308619d2f2784f270a5673040984ffb Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Mon, 27 Sep 2021 09:23:55 -0500
Subject: [PATCH 2/7] Feat: Add ability to tag Lambda request and response
 payloads for 2.7 and 3.x

---
 CONTRIBUTING.md              | 26 ++++++++--------
 datadog_lambda/tag_object.py | 59 ++++++++++++++++++++++++++++++++++++
 datadog_lambda/tracing.py    |  2 +-
 datadog_lambda/wrapper.py    |  8 +++++
 tests/test_tag_object.py     | 28 +++++++++++++++++
 5 files changed, 110 insertions(+), 13 deletions(-)
 create mode 100644 datadog_lambda/tag_object.py
 create mode 100644 tests/test_tag_object.py

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 2b5d1419..0d2537ed 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,21 +1,23 @@
 # Contributing
 
-We love pull requests. For new features, consider opening an issue to discuss the idea first. When you're ready to open a pull requset, here's a quick guide.
+We love pull requests. For new features, consider opening an issue to discuss the idea first. When you're ready to open a pull request, here's a quick guide.
 
 1. Fork, clone and branch off `main`:
-    ```bash
-    git clone git@github.com:<your-username>/datadog-lambda-python.git
-    git checkout -b <my-branch>
-    ```
-1. Make your changes. Ensure your code is compatible with both Python 2.7 and 3.X. 
+   ```bash
+   git clone git@github.com:<your-username>/datadog-lambda-python.git
+   git checkout -b <my-branch>
+   ```
+1. Make your changes. Ensure your code is compatible with both Python 2.7 and 3.X.
 1. Test your Lambda function against the locally modified version of Datadog Lambda library.
-   * The easiest approach is to create a soft link of the `datadog_lambda` folder in your project's root. Note, this only overrides the `datadog_lambda` module, and you still need to install the `datadog_lambda` package or the Lambda layer to have the required dependencies.
+
+   - The easiest approach is to create a soft link of the `datadog_lambda` folder in your project's root. Note, this only overrides the `datadog_lambda` module, and you still need to install the `datadog_lambda` package or the Lambda layer to have the required dependencies.
 
      ```bash
      ln -s /PATH/TO/datadog-lambda-python/datadog_lambda /PATH/TO/MY/PROJECT
      ```
-   * Another option is to install the `datadog_lambda` module from the local folder. E.g., add `/PATH/TO/datadog-lambda-python/` to your `requirements.txt`. This approach only work in a Linux environment, because the dependency `ddtrace` utilizes the native C extension.
-   * You can also build and publish a Lambda layer to your own AWS account and use it for testing.
+
+   - Another option is to install the `datadog_lambda` module from the local folder. E.g., add `/PATH/TO/datadog-lambda-python/` to your `requirements.txt`. This approach only work in a Linux environment, because the dependency `ddtrace` utilizes the native C extension.
+   - You can also build and publish a Lambda layer to your own AWS account and use it for testing.
 
      ```bash
      # Build layers using docker
@@ -27,9 +29,9 @@ We love pull requests. For new features, consider opening an issue to discuss th
      ```
 
 1. Ensure the unit tests pass (install Docker if you haven't):
-    ```bash
-    ./scripts/run_tests.sh
-    ```
+   ```bash
+   ./scripts/run_tests.sh
+   ```
 1. Run the integration tests against your own AWS account and Datadog org (or ask a Datadog member to run):
    ```bash
    BUILD_LAYERS=true DD_API_KEY=<your Datadog api key> ./scripts/run_integration_tests.sh
diff --git a/datadog_lambda/tag_object.py b/datadog_lambda/tag_object.py
new file mode 100644
index 00000000..8a48e360
--- /dev/null
+++ b/datadog_lambda/tag_object.py
@@ -0,0 +1,59 @@
+# Unless explicitly stated otherwise all files in this repository are licensed
+# under the Apache License Version 2.0.
+# This product includes software developed at Datadog (https://www.datadoghq.com/).
+# Copyright 2021 Datadog, Inc.
+
+import json
+import logging
+
+redactable_keys = ["authorization", "x-authorization", "password", "token"]
+max_depth = 10
+logger = logging.getLogger(__name__)
+
+
+def tag_object(span, key, obj, depth=0):
+    if depth >= max_depth:
+        return
+    else:
+        depth += 1
+    if obj is None:
+        return span.set_tag(key, obj)
+    if shouldTryString(obj):
+        parsed = None
+        try:
+            parsed = json.loads(obj)
+            return tag_object(span, key, parsed, depth)
+        except ValueError:
+            redacted = _redact_val(key, obj[0:5000])
+            return span.set_tag(key, redacted)
+    if isinstance(obj, int) or isinstance(obj, float):
+        return span.set_tag(key, obj)
+    if isinstance(obj, list):
+        for k, v in enumerate(obj):
+            formatted_key = "{}.{}".format(key, k)
+            tag_object(span, formatted_key, v, depth)
+        return
+    if isinstance(obj, object):
+        for k in obj:
+            v = obj.get(k)
+            formatted_key = "{}.{}".format(key, k)
+            tag_object(span, formatted_key, v, depth)
+        return
+
+
+def shouldTryString(obj):
+    try:
+        if isinstance(obj, str) or isinstance(obj, unicode):
+            return True
+    except NameError:
+        if isinstance(obj, bytes):
+            return True
+
+    return False
+
+
+def _redact_val(k, v):
+    split_key = k.split(".").pop() or k
+    if split_key in redactable_keys:
+        return "redacted"
+    return v
diff --git a/datadog_lambda/tracing.py b/datadog_lambda/tracing.py
index 9870f756..287945ec 100644
--- a/datadog_lambda/tracing.py
+++ b/datadog_lambda/tracing.py
@@ -261,7 +261,7 @@ def extract_dd_trace_context(event, lambda_context, extractor=None):
 
 def get_dd_trace_context():
     """
-    Return the Datadog trace context to be propogated on the outgoing requests.
+    Return the Datadog trace context to be propagated on the outgoing requests.
 
     If the Lambda function is invoked by a Datadog-traced service, a Datadog
     trace context may already exist, and it should be used. Otherwise, use the
diff --git a/datadog_lambda/wrapper.py b/datadog_lambda/wrapper.py
index 533c28da..39d488fc 100644
--- a/datadog_lambda/wrapper.py
+++ b/datadog_lambda/wrapper.py
@@ -28,9 +28,13 @@
     create_function_execution_span,
 )
 from datadog_lambda.trigger import extract_trigger_tags, extract_http_status_code_tag
+from datadog_lambda.tag_object import tag_object
 
 logger = logging.getLogger(__name__)
 
+dd_capture_lambda_payload_enabled = (
+    os.environ.get("DD_CAPTURE_LAMBDA_PAYLOAD", "false").lower() == "true"
+)
 
 """
 Usage:
@@ -181,6 +185,10 @@ def _after(self, event, context):
                 flush_extension()
 
             if self.span:
+                if dd_capture_lambda_payload_enabled:
+                    tag_object(self.span, "function.request", event)
+                    tag_object(self.span, "function.response", self.response)
+
                 if status_code:
                     self.span.set_tag("http.status_code", status_code)
                 self.span.finish()
diff --git a/tests/test_tag_object.py b/tests/test_tag_object.py
new file mode 100644
index 00000000..61738b11
--- /dev/null
+++ b/tests/test_tag_object.py
@@ -0,0 +1,28 @@
+import unittest
+
+try:
+    from unittest.mock import MagicMock, patch, call
+except ImportError:
+    from mock import MagicMock, patch, call
+from datadog_lambda.tag_object import tag_object
+
+
+class TestTagObject(unittest.TestCase):
+    payload = {
+        "hello": "world",
+        "anotherThing": {"foo": "bar", "blah": None, "nice": True},
+        "vals": [{"thingOne": 1}, {"thingTwo": 2}],
+    }
+    spanMock = MagicMock()
+    tag_object(spanMock, "function.request", payload)
+    spanMock.set_tag.assert_has_calls(
+        [
+            call("function.request.vals.0.thingOne", 1),
+            call("function.request.vals.1.thingTwo", 2),
+            call("function.request.hello", "world"),
+            call("function.request.anotherThing.blah", None),
+            call("function.request.anotherThing.foo", "bar"),
+            call("function.request.anotherThing.nice", True),
+        ],
+        True,
+    )

From adcdfafc9ee1bf520e3439b97e91f2f1dbe8fdb9 Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Mon, 27 Sep 2021 12:34:05 -0500
Subject: [PATCH 3/7] feat: fix names of functions. Add tests for redacted keys
 as well as deeply tagging a json object

---
 datadog_lambda/tag_object.py |  4 +-
 tests/test_tag_object.py     | 75 +++++++++++++++++++++++++++---------
 2 files changed, 59 insertions(+), 20 deletions(-)

diff --git a/datadog_lambda/tag_object.py b/datadog_lambda/tag_object.py
index 8a48e360..7ca8512c 100644
--- a/datadog_lambda/tag_object.py
+++ b/datadog_lambda/tag_object.py
@@ -18,7 +18,7 @@ def tag_object(span, key, obj, depth=0):
         depth += 1
     if obj is None:
         return span.set_tag(key, obj)
-    if shouldTryString(obj):
+    if _should_try_string(obj):
         parsed = None
         try:
             parsed = json.loads(obj)
@@ -41,7 +41,7 @@ def tag_object(span, key, obj, depth=0):
         return
 
 
-def shouldTryString(obj):
+def _should_try_string(obj):
     try:
         if isinstance(obj, str) or isinstance(obj, unicode):
             return True
diff --git a/tests/test_tag_object.py b/tests/test_tag_object.py
index 61738b11..93e9d14b 100644
--- a/tests/test_tag_object.py
+++ b/tests/test_tag_object.py
@@ -8,21 +8,60 @@
 
 
 class TestTagObject(unittest.TestCase):
-    payload = {
-        "hello": "world",
-        "anotherThing": {"foo": "bar", "blah": None, "nice": True},
-        "vals": [{"thingOne": 1}, {"thingTwo": 2}],
-    }
-    spanMock = MagicMock()
-    tag_object(spanMock, "function.request", payload)
-    spanMock.set_tag.assert_has_calls(
-        [
-            call("function.request.vals.0.thingOne", 1),
-            call("function.request.vals.1.thingTwo", 2),
-            call("function.request.hello", "world"),
-            call("function.request.anotherThing.blah", None),
-            call("function.request.anotherThing.foo", "bar"),
-            call("function.request.anotherThing.nice", True),
-        ],
-        True,
-    )
+    def test_tag_object(self):
+        payload = {
+            "hello": "world",
+            "anotherThing": {"foo": "bar", "blah": None, "nice": True},
+            "vals": [{"thingOne": 1}, {"thingTwo": 2}],
+        }
+        spanMock = MagicMock()
+        tag_object(spanMock, "function.request", payload)
+        spanMock.set_tag.assert_has_calls(
+            [
+                call("function.request.vals.0.thingOne", 1),
+                call("function.request.vals.1.thingTwo", 2),
+                call("function.request.hello", "world"),
+                call("function.request.anotherThing.blah", None),
+                call("function.request.anotherThing.foo", "bar"),
+                call("function.request.anotherThing.nice", True),
+            ],
+            True,
+        )
+        self.assertEqual(1, 1)
+
+    def test_redacted_tag_object(self):
+        payload = {
+            "authorization": "world",
+            "anotherThing": {"password": "bar", "blah": None, "nice": True},
+            "vals": [{"thingOne": 1}, {"thingTwo": 2}],
+        }
+        spanMock = MagicMock()
+        tag_object(spanMock, "function.request", payload)
+        spanMock.set_tag.assert_has_calls(
+            [
+                call("function.request.vals.0.thingOne", 1),
+                call("function.request.vals.1.thingTwo", 2),
+                call("function.request.authorization", "redacted"),
+                call("function.request.anotherThing.blah", None),
+                call("function.request.anotherThing.password", "redacted"),
+                call("function.request.anotherThing.nice", True),
+            ],
+            True,
+        )
+
+    def test_json_tag_object(self):
+        payload = {
+            "token": "world",
+            "jsonString": '{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}'
+        }
+        spanMock = MagicMock()
+        tag_object(spanMock, "function.request", payload)
+        spanMock.set_tag.assert_has_calls(
+            [
+                call('function.request.token', 'redacted'),
+                call('function.request.jsonString.stringifyThisJson.0.here', 'is'),
+                call('function.request.jsonString.stringifyThisJson.0.an', 'object'),
+                call('function.request.jsonString.stringifyThisJson.0.number', 1)
+            ],
+            True,
+        )

From cf6b0753b8d6bed3bcfaaadac21e7de08e9f13d6 Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Mon, 27 Sep 2021 12:37:32 -0500
Subject: [PATCH 4/7] feat: test coverage for should_try_string across py
 versions

---
 tests/test_tag_object.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/tests/test_tag_object.py b/tests/test_tag_object.py
index 93e9d14b..2a3f36b6 100644
--- a/tests/test_tag_object.py
+++ b/tests/test_tag_object.py
@@ -65,3 +65,20 @@ def test_json_tag_object(self):
             ],
             True,
         )
+
+    def test_unicode_tag_object(self):
+        payload = {
+            "token": "world",
+            u"jsonString": u'{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}'
+        }
+        spanMock = MagicMock()
+        tag_object(spanMock, "function.request", payload)
+        spanMock.set_tag.assert_has_calls(
+            [
+                call('function.request.token', 'redacted'),
+                call('function.request.jsonString.stringifyThisJson.0.here', 'is'),
+                call('function.request.jsonString.stringifyThisJson.0.an', 'object'),
+                call('function.request.jsonString.stringifyThisJson.0.number', 1)
+            ],
+            True,
+        )

From 132a3c106dc41e2d9c5c6a2dd87710d47dc090cd Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Mon, 27 Sep 2021 12:38:53 -0500
Subject: [PATCH 5/7] feat: add black formatter, used in ci, to vscode settings

---
 .vscode/settings.json | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/.vscode/settings.json b/.vscode/settings.json
index 988937c0..db92ccf3 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,3 +1,4 @@
 {
-    "python.pythonPath": "/usr/local/bin/python3"
-}
\ No newline at end of file
+  "python.pythonPath": "/usr/local/bin/python3",
+  "python.formatting.provider": "black"
+}

From 4a2cab74e79bda5c041f35b4c08ef5c7def8cbf4 Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Mon, 27 Sep 2021 12:39:09 -0500
Subject: [PATCH 6/7] lint: run black

---
 tests/test_tag_object.py | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/tests/test_tag_object.py b/tests/test_tag_object.py
index 2a3f36b6..0936f0c5 100644
--- a/tests/test_tag_object.py
+++ b/tests/test_tag_object.py
@@ -52,16 +52,16 @@ def test_redacted_tag_object(self):
     def test_json_tag_object(self):
         payload = {
             "token": "world",
-            "jsonString": '{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}'
+            "jsonString": '{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}',
         }
         spanMock = MagicMock()
         tag_object(spanMock, "function.request", payload)
         spanMock.set_tag.assert_has_calls(
             [
-                call('function.request.token', 'redacted'),
-                call('function.request.jsonString.stringifyThisJson.0.here', 'is'),
-                call('function.request.jsonString.stringifyThisJson.0.an', 'object'),
-                call('function.request.jsonString.stringifyThisJson.0.number', 1)
+                call("function.request.token", "redacted"),
+                call("function.request.jsonString.stringifyThisJson.0.here", "is"),
+                call("function.request.jsonString.stringifyThisJson.0.an", "object"),
+                call("function.request.jsonString.stringifyThisJson.0.number", 1),
             ],
             True,
         )
@@ -69,16 +69,16 @@ def test_json_tag_object(self):
     def test_unicode_tag_object(self):
         payload = {
             "token": "world",
-            u"jsonString": u'{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}'
+            u"jsonString": u'{"stringifyThisJson":[{"here":"is","an":"object","number":1}]}',
         }
         spanMock = MagicMock()
         tag_object(spanMock, "function.request", payload)
         spanMock.set_tag.assert_has_calls(
             [
-                call('function.request.token', 'redacted'),
-                call('function.request.jsonString.stringifyThisJson.0.here', 'is'),
-                call('function.request.jsonString.stringifyThisJson.0.an', 'object'),
-                call('function.request.jsonString.stringifyThisJson.0.number', 1)
+                call("function.request.token", "redacted"),
+                call("function.request.jsonString.stringifyThisJson.0.here", "is"),
+                call("function.request.jsonString.stringifyThisJson.0.an", "object"),
+                call("function.request.jsonString.stringifyThisJson.0.number", 1),
             ],
             True,
         )

From 94a91e16604c61863a7d2b9680ae2ac4e8be7e25 Mon Sep 17 00:00:00 2001
From: AJ Stuyvenberg <astuyve@gmail.com>
Date: Tue, 28 Sep 2021 12:59:47 -0500
Subject: [PATCH 7/7] feat: add integration test support

---
 tests/integration/serverless.yml                            | 3 ++-
 tests/integration/snapshots/logs/async-metrics_python27.log | 6 +++---
 tests/integration/snapshots/logs/async-metrics_python36.log | 6 +++---
 tests/integration/snapshots/logs/async-metrics_python37.log | 6 +++---
 tests/integration/snapshots/logs/async-metrics_python38.log | 6 +++---
 tests/integration/snapshots/logs/async-metrics_python39.log | 6 +++---
 tests/integration/snapshots/logs/sync-metrics_python27.log  | 6 +++---
 tests/integration/snapshots/logs/sync-metrics_python36.log  | 6 +++---
 tests/integration/snapshots/logs/sync-metrics_python37.log  | 6 +++---
 tests/integration/snapshots/logs/sync-metrics_python38.log  | 6 +++---
 tests/integration/snapshots/logs/sync-metrics_python39.log  | 6 +++---
 11 files changed, 32 insertions(+), 31 deletions(-)

diff --git a/tests/integration/serverless.yml b/tests/integration/serverless.yml
index 01cf2389..388ebc9a 100644
--- a/tests/integration/serverless.yml
+++ b/tests/integration/serverless.yml
@@ -16,6 +16,7 @@ provider:
     DD_INTEGRATION_TEST: true
     DD_TRACE_ENABLED: true
     DD_API_KEY: ${env:DD_API_KEY}
+    DD_CAPTURE_LAMBDA_PAYLOAD: true
   lambdaHashingVersion: 20201221
   timeout: 15
   deploymentBucket:
@@ -46,4 +47,4 @@ functions:
     handler: handle.handle
     runtime: ${env:SERVERLESS_RUNTIME}
     layers:
-      - { Ref: PythonLambdaLayer }
\ No newline at end of file
+      - { Ref: PythonLambdaLayer }
diff --git a/tests/integration/snapshots/logs/async-metrics_python27.log b/tests/integration/snapshots/logs/async-metrics_python27.log
index d215cd6a..3870e41d 100644
--- a/tests/integration/snapshots/logs/async-metrics_python27.log
+++ b/tests/integration/snapshots/logs/async-metrics_python27.log
@@ -4,7 +4,7 @@ START RequestId: XXXX Version: $LATEST
 {"e": XXXX, "m": "tests.integration.count", "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "v": 21}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1, "system.pid": XXXX, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-async-metrics_python27", "http.method": "GET", "runtime-id": "XXXX", "request_id": "XXXX", "function_trigger.event_source": "api-gateway", "cold_start": "true", "datadog_lambda": "X.X.X", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "dd_trace": "X.X.X", "_dd.origin": "lambda", "http.status_code": "200", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "function.request.headers.Upgrade-Insecure-Requests": 1, "system.pid": XXXX, "function.request.headers.X-Forwarded-Port": 443, "_sampling_priority_v1": 1, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"function.request.requestContext.stage": "test", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "runtime-id": "XXXX", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.resource": "/{proxy+}", "http.status_code": "200", "dd_trace": "X.X.X", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.httpMethod": "GET", "function.request.stageVariables.stageVarName": "stageVarValue", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.queryStringParameters.name": "me", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.accountId": "", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "function.request.path": "/test/hello", "function.response.body.message": "hello, dog!", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.resourceId": "us4z18", "datadog_lambda": "X.X.X", "function.request.requestContext.identity.user": "", "function.request.requestContext.identity.apiKey": "", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.pathParameters.proxy": "hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "functionname": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source": "api-gateway", "cold_start": "true", "_dd.origin": "lambda", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.requestContext.apiId": "wt6mne2s9k", "http.method": "GET", "function.request.headers.X-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.requestContext.httpMethod": "GET", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "request_id": "XXXX", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -13,7 +13,7 @@ START RequestId: XXXX Version: $LATEST
 {"e": XXXX, "m": "tests.integration.count", "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "v": 21}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1, "system.pid": XXXX, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-async-metrics_python27", "runtime-id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source": "sns", "cold_start": "false", "datadog_lambda": "X.X.X", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "dd_trace": "X.X.X", "_dd.origin": "lambda", "request_id": "XXXX", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "function.request.Records.0.EventVersion": 1.0, "system.pid": XXXX, "_sampling_priority_v1": 1, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"runtime-id": "XXXX", "function.response.body.request_id": "None", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "dd_trace": "X.X.X", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "function.response.body.message": "hello, dog!", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "datadog_lambda": "X.X.X", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Message": "Hello from SNS!", "functionname": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source": "sns", "cold_start": "false", "_dd.origin": "lambda", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.EventSource": "aws:sns", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "request_id": "XXXX", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -22,6 +22,6 @@ START RequestId: XXXX Version: $LATEST
 {"e": XXXX, "m": "tests.integration.count", "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "v": 21}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-async-metrics_python27", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source": "sqs", "cold_start": "false", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "_dd.origin": "lambda", "request_id": "XXXX", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-async-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.response.statusCode": 200, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "_sampling_priority_v1": 1, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777}, "parent_id": "XXXX", "meta": {"function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "dd_trace": "X.X.X", "function.request.Records.0.awsRegion": "us-east-2", "resource_names": "integration-tests-python-XXXX-async-metrics_python27", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.body": "Test message.", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python27", "function.response.body.message": "hello, dog!", "datadog_lambda": "X.X.X", "function.response.body.request_id": "None", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "functionname": "integration-tests-python-XXXX-async-metrics_python27", "function.request.Records.1.awsRegion": "us-east-2", "function_trigger.event_source": "sqs", "cold_start": "false", "_dd.origin": "lambda", "function.request.Records.1.body": "Test message.", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "request_id": "XXXX", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/async-metrics_python36.log b/tests/integration/snapshots/logs/async-metrics_python36.log
index 03f929ef..7a76dd62 100644
--- a/tests/integration/snapshots/logs/async-metrics_python36.log
+++ b/tests/integration/snapshots/logs/async-metrics_python36.log
@@ -4,7 +4,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -13,7 +13,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -22,6 +22,6 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python36", "functionname": "integration-tests-python-XXXX-async-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/async-metrics_python37.log b/tests/integration/snapshots/logs/async-metrics_python37.log
index 7e0f4766..508b689d 100644
--- a/tests/integration/snapshots/logs/async-metrics_python37.log
+++ b/tests/integration/snapshots/logs/async-metrics_python37.log
@@ -4,7 +4,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -13,7 +13,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -22,6 +22,6 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python37", "functionname": "integration-tests-python-XXXX-async-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/async-metrics_python38.log b/tests/integration/snapshots/logs/async-metrics_python38.log
index 835c6397..ecb01cb8 100644
--- a/tests/integration/snapshots/logs/async-metrics_python38.log
+++ b/tests/integration/snapshots/logs/async-metrics_python38.log
@@ -4,7 +4,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -13,7 +13,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -22,6 +22,6 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python38", "functionname": "integration-tests-python-XXXX-async-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/async-metrics_python39.log b/tests/integration/snapshots/logs/async-metrics_python39.log
index 1eb980bd..3a2d88bd 100644
--- a/tests/integration/snapshots/logs/async-metrics_python39.log
+++ b/tests/integration/snapshots/logs/async-metrics_python39.log
@@ -4,7 +4,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -13,7 +13,7 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -22,6 +22,6 @@ START RequestId: XXXX Version: $LATEST
 {"m": "tests.integration.count", "v": 21, "e": XXXX, "t": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"]}
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-async-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-async-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-async-metrics_python39", "functionname": "integration-tests-python-XXXX-async-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/sync-metrics_python27.log b/tests/integration/snapshots/logs/sync-metrics_python27.log
index cedd7c53..cd4c6071 100644
--- a/tests/integration/snapshots/logs/sync-metrics_python27.log
+++ b/tests/integration/snapshots/logs/sync-metrics_python27.log
@@ -3,7 +3,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "hello.dog", "interval": 10, "host": null, "points": [[XXXX, [1.0]]], "device": null, "type": "distribution"}, {"tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "tests.integration.count", "interval": 10, "host": null, "points": [[XXXX, [21.0]]], "device": null, "type": "distribution"}]}
-{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1, "system.pid": XXXX, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-sync-metrics_python27", "http.method": "GET", "runtime-id": "XXXX", "request_id": "XXXX", "function_trigger.event_source": "api-gateway", "cold_start": "true", "datadog_lambda": "X.X.X", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "dd_trace": "X.X.X", "_dd.origin": "lambda", "http.status_code": "200", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "function.request.headers.Upgrade-Insecure-Requests": 1, "system.pid": XXXX, "function.request.headers.X-Forwarded-Port": 443, "_sampling_priority_v1": 1, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"function.request.requestContext.stage": "test", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "runtime-id": "XXXX", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.resource": "/{proxy+}", "http.status_code": "200", "dd_trace": "X.X.X", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.httpMethod": "GET", "function.request.stageVariables.stageVarName": "stageVarValue", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.queryStringParameters.name": "me", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.accountId": "", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "function.request.path": "/test/hello", "function.response.body.message": "hello, dog!", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.resourceId": "us4z18", "datadog_lambda": "X.X.X", "function.request.requestContext.identity.user": "", "function.request.requestContext.identity.apiKey": "", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.pathParameters.proxy": "hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "functionname": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source": "api-gateway", "cold_start": "true", "_dd.origin": "lambda", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.requestContext.apiId": "wt6mne2s9k", "http.method": "GET", "function.request.headers.X-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.requestContext.httpMethod": "GET", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "request_id": "XXXX", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -11,7 +11,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "hello.dog", "interval": 10, "host": null, "points": [[XXXX, [1.0]]], "device": null, "type": "distribution"}, {"tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "tests.integration.count", "interval": 10, "host": null, "points": [[XXXX, [21.0]]], "device": null, "type": "distribution"}]}
-{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1, "system.pid": XXXX, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-sync-metrics_python27", "runtime-id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source": "sns", "cold_start": "false", "datadog_lambda": "X.X.X", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "dd_trace": "X.X.X", "_dd.origin": "lambda", "request_id": "XXXX", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "function.request.Records.0.EventVersion": 1.0, "system.pid": XXXX, "_sampling_priority_v1": 1, "_dd.agent_psr": 1.0}, "parent_id": "XXXX", "meta": {"runtime-id": "XXXX", "function.response.body.request_id": "None", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "dd_trace": "X.X.X", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "function.response.body.message": "hello, dog!", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "datadog_lambda": "X.X.X", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Message": "Hello from SNS!", "functionname": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source": "sns", "cold_start": "false", "_dd.origin": "lambda", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.EventSource": "aws:sns", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "request_id": "XXXX", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -19,6 +19,6 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "hello.dog", "interval": 10, "host": null, "points": [[XXXX, [1.0]]], "device": null, "type": "distribution"}, {"tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python27_X.X.X"], "metric": "tests.integration.count", "interval": 10, "host": null, "points": [[XXXX, [21.0]]], "device": null, "type": "distribution"}]}
-{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_sampling_priority_v1": 1}, "parent_id": "XXXX", "meta": {"functionname": "integration-tests-python-XXXX-sync-metrics_python27", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source": "sqs", "cold_start": "false", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "_dd.origin": "lambda", "request_id": "XXXX", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
+{"traces": [[{"resource": "integration-tests-python-XXXX-sync-metrics_python27", "name": "aws.lambda", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.response.statusCode": 200, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "_sampling_priority_v1": 1, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777}, "parent_id": "XXXX", "meta": {"function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "dd_trace": "X.X.X", "function.request.Records.0.awsRegion": "us-east-2", "resource_names": "integration-tests-python-XXXX-sync-metrics_python27", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.body": "Test message.", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python27", "function.response.body.message": "hello, dog!", "datadog_lambda": "X.X.X", "function.response.body.request_id": "None", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "functionname": "integration-tests-python-XXXX-sync-metrics_python27", "function.request.Records.1.awsRegion": "us-east-2", "function_trigger.event_source": "sqs", "cold_start": "false", "_dd.origin": "lambda", "function.request.Records.1.body": "Test message.", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "request_id": "XXXX", "function_version": "$LATEST"}, "error": 0, "duration": XXXX, "type": "serverless", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "200", "http.url": "https://httpstat.us/200/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "400", "http.url": "https://httpstat.us/400/", "_dd.origin": "lambda", "http.method": "GET"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}, {"resource": "requests.request", "name": "requests.request", "service": "aws.lambda", "start": XXXX, "trace_id": "XXXX", "metrics": {"_dd.measured": 1}, "parent_id": "XXXX", "meta": {"http.status_code": "202", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "_dd.origin": "lambda", "http.method": "POST"}, "error": 0, "duration": XXXX, "type": "http", "span_id": "XXXX"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/sync-metrics_python36.log b/tests/integration/snapshots/logs/sync-metrics_python36.log
index e7de5ede..ef5be334 100644
--- a/tests/integration/snapshots/logs/sync-metrics_python36.log
+++ b/tests/integration/snapshots/logs/sync-metrics_python36.log
@@ -3,7 +3,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -11,7 +11,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -19,6 +19,6 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python36_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python36", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python36", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python36", "functionname": "integration-tests-python-XXXX-sync-metrics_python36", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/sync-metrics_python37.log b/tests/integration/snapshots/logs/sync-metrics_python37.log
index a7ed2eb4..3a2c31e2 100644
--- a/tests/integration/snapshots/logs/sync-metrics_python37.log
+++ b/tests/integration/snapshots/logs/sync-metrics_python37.log
@@ -3,7 +3,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -11,7 +11,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -19,6 +19,6 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python37_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python37", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python37", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python37", "functionname": "integration-tests-python-XXXX-sync-metrics_python37", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/sync-metrics_python38.log b/tests/integration/snapshots/logs/sync-metrics_python38.log
index 4f0cab68..833281ec 100644
--- a/tests/integration/snapshots/logs/sync-metrics_python38.log
+++ b/tests/integration/snapshots/logs/sync-metrics_python38.log
@@ -3,7 +3,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -11,7 +11,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -19,6 +19,6 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python38_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python38", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python38", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python38", "functionname": "integration-tests-python-XXXX-sync-metrics_python38", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
diff --git a/tests/integration/snapshots/logs/sync-metrics_python39.log b/tests/integration/snapshots/logs/sync-metrics_python39.log
index d365ffbc..81c51732 100644
--- a/tests/integration/snapshots/logs/sync-metrics_python39.log
+++ b/tests/integration/snapshots/logs/sync-metrics_python39.log
@@ -3,7 +3,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "true", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "api-gateway", "function_trigger.event_source_arn": "arn:aws:apigateway:sa-east-1::/restapis/wt6mne2s9k/stages/test", "http.method": "GET", "function.request.path": "/test/hello", "function.request.headers.Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", "function.request.headers.Accept-Encoding": "gzip, deflate, lzma, sdch, br", "function.request.headers.Accept-Language": "en-US,en;q=0.8", "function.request.headers.CloudFront-Forwarded-Proto": "https", "function.request.headers.CloudFront-Is-Desktop-Viewer": "True", "function.request.headers.CloudFront-Is-Mobile-Viewer": "False", "function.request.headers.CloudFront-Is-SmartTV-Viewer": "False", "function.request.headers.CloudFront-Is-Tablet-Viewer": "False", "function.request.headers.CloudFront-Viewer-Country": "US", "function.request.headers.Host": "wt6mne2s9k.execute-api.us-west-2.amazonaws.com", "function.request.headers.User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.headers.Via": "1.1 fb7cca60f0ecd82ce07790c9c5eef16c.cloudfront.net (CloudFront)", "function.request.headers.X-Amz-Cf-Id": "nBsWBOrSHMgnaROZJK1wGCZ9PcRcSpq_oSXZNQwQ10OTZL4cimZo3g==", "function.request.headers.X-Forwarded-For": "192.168.100.1, 192.168.1.1", "function.request.headers.X-Forwarded-Proto": "https", "function.request.pathParameters.proxy": "hello", "function.request.requestContext.resourceId": "us4z18", "function.request.requestContext.stage": "test", "function.request.requestContext.requestId": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "function.request.requestContext.identity.cognitoIdentityPoolId": "", "function.request.requestContext.identity.accountId": "", "function.request.requestContext.identity.cognitoIdentityId": "", "function.request.requestContext.identity.caller": "", "function.request.requestContext.identity.apiKey": "", "function.request.requestContext.identity.sourceIp": "192.168.100.1", "function.request.requestContext.identity.cognitoAuthenticationType": "", "function.request.requestContext.identity.cognitoAuthenticationProvider": "", "function.request.requestContext.identity.userArn": "", "function.request.requestContext.identity.userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48", "function.request.requestContext.identity.user": "", "function.request.requestContext.resourcePath": "/{proxy+}", "function.request.requestContext.httpMethod": "GET", "function.request.requestContext.apiId": "wt6mne2s9k", "function.request.resource": "/{proxy+}", "function.request.httpMethod": "GET", "function.request.queryStringParameters.name": "me", "function.request.stageVariables.stageVarName": "stageVarValue", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "41b45ea3-70b5-11e6-b7bd-69b5aaebc7d9", "http.status_code": "200"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.headers.Upgrade-Insecure-Requests": 1, "function.request.headers.X-Forwarded-Port": 443, "function.request.requestContext.accountId": 123456789012, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	Init Duration: XXXX ms	
 START RequestId: XXXX Version: $LATEST
@@ -11,7 +11,7 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"runtime-id": "XXXX", "_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sns", "function_trigger.event_source_arn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.EventSubscriptionArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.EventSource": "aws:sns", "function.request.Records.0.Sns.Timestamp": "2019-01-02T12:45:07.000Z", "function.request.Records.0.Sns.Signature": "tcc6faL2yUC6dgZdmrwh1Y4cGa/ebXEkAi6RibDsvpi+tE/1+82j...65r==", "function.request.Records.0.Sns.SigningCertUrl": "https://sns.us-east-2.amazonaws.com/SimpleNotificationService-ac565b8b1a6c5d002d285f9598aa1d9b.pem", "function.request.Records.0.Sns.MessageId": "95df01b4-ee98-5cb9-9903-4c221d41eb5e", "function.request.Records.0.Sns.Message": "Hello from SNS!", "function.request.Records.0.Sns.MessageAttributes.Test.Type": "String", "function.request.Records.0.Sns.MessageAttributes.Test.Value": "TestString", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Type": "Binary", "function.request.Records.0.Sns.MessageAttributes.TestBinary.Value": "TestBinary", "function.request.Records.0.Sns.Type": "Notification", "function.request.Records.0.Sns.UnsubscribeUrl": "https://sns.us-east-2.amazonaws.com/?Action=Unsubscribe&amp;SubscriptionArn=arn:aws:sns:us-east-2:123456789012:test-lambda:21be56ed-a058-49f5-8c98-aedd2564c486", "function.request.Records.0.Sns.TopicArn": "arn:aws:sns:us-east-2:123456789012:sns-lambda", "function.request.Records.0.Sns.Subject": "TestInvoke", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "95df01b4-ee98-5cb9-9903-4c221d41eb5e"}, "metrics": {"system.pid": XXXX, "_dd.agent_psr": 1.0, "function.request.Records.0.EventVersion": 1.0, "function.request.Records.0.Sns.SignatureVersion": 1, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB	
 START RequestId: XXXX Version: $LATEST
@@ -19,6 +19,6 @@ START RequestId: XXXX Version: $LATEST
 HTTP GET https://httpstat.us/200/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP GET https://httpstat.us/400/ Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "User-Agent:python-requests/X.X.X", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {}
 HTTP POST https://api.datadoghq.com/api/v1/distribution_points?api_key=XXXX Headers: ["Accept-Encoding:gzip, deflate", "Accept:*/*", "Connection:keep-alive", "Content-Encoding:deflate", "Content-Length:XXXX", "Content-Type:application/json", "User-Agent:datadogpy/0.41.0 (python XX; os linux; arch x86_64)", "x-datadog-parent-id:XXXX", "x-datadog-sampling-priority:1", "x-datadog-trace-id:XXXX"] Data: {"series": [{"metric": "hello.dog", "points": [[XXXX, [1.0]]], "type": "distribution", "host": null, "device": null, "tags": ["team:serverless", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}, {"metric": "tests.integration.count", "points": [[XXXX, [21.0]]], "type": "distribution", "host": null, "device": null, "tags": ["test:integration", "role:hello", "dd_lambda_layer:datadog-python39_X.X.X"], "interval": 10}]}
-{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue"}, "metrics": {"_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
+{"traces": [[{"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "integration-tests-python-XXXX-sync-metrics_python39", "name": "aws.lambda", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "cold_start": "false", "function_arn": "arn:aws:lambda:sa-east-1:601427279990:function:integration-tests-python-XXXX-sync-metrics_python39", "function_version": "$LATEST", "request_id": "XXXX", "resource_names": "integration-tests-python-XXXX-sync-metrics_python39", "functionname": "integration-tests-python-XXXX-sync-metrics_python39", "datadog_lambda": "X.X.X", "dd_trace": "X.X.X", "function_trigger.event_source": "sqs", "function_trigger.event_source_arn": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.messageId": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.request.Records.0.receiptHandle": "AQEBwJnKyrHigUMZj6rYigCgxlaS3SLy0a...", "function.request.Records.0.body": "Test message.", "function.request.Records.0.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.0.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.0.eventSource": "aws:sqs", "function.request.Records.0.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.0.awsRegion": "us-east-2", "function.request.Records.1.messageId": "2e1424d4-f796-459a-8184-9c92662be6da", "function.request.Records.1.receiptHandle": "AQEBzWwaftRI0KuVm4tP+/7q1rGgNqicHq...", "function.request.Records.1.body": "Test message.", "function.request.Records.1.attributes.SenderId": "AIDAIENQZJOLO23YVJ4VO", "function.request.Records.1.md5OfBody": "e4e68fb7bd0e697a0ae8f1bb342846b3", "function.request.Records.1.eventSource": "aws:sqs", "function.request.Records.1.eventSourceARN": "arn:aws:sqs:us-east-2:123456789012:my-queue", "function.request.Records.1.awsRegion": "us-east-2", "function.response.body.message": "hello, dog!", "function.response.body.request_id": "None", "function.response.body.event_record_ids.0": "059f36b4-87a3-44ab-83d2-661975830a7d", "function.response.body.event_record_ids.1": "2e1424d4-f796-459a-8184-9c92662be6da"}, "metrics": {"function.request.Records.0.attributes.ApproximateReceiveCount": 1, "function.request.Records.0.attributes.SentTimestamp": 1545082649183, "function.request.Records.0.attributes.ApproximateFirstReceiveTimestamp": 1545082649185, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-trace-id": 666, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-parent-id": 777, "function.request.Records.0.messageAttributes._datadog.stringValue.x-datadog-sampling-priority": 1, "function.request.Records.1.attributes.ApproximateReceiveCount": 1, "function.request.Records.1.attributes.SentTimestamp": 1545082650636, "function.request.Records.1.attributes.ApproximateFirstReceiveTimestamp": 1545082650649, "function.response.statusCode": 200, "_sampling_priority_v1": 1}, "type": "serverless"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/200/", "http.status_code": "200"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "GET", "http.url": "https://httpstat.us/400/", "http.status_code": "400"}, "metrics": {"_dd.measured": 1}, "type": "http"}, {"trace_id": "XXXX", "parent_id": "XXXX", "span_id": "XXXX", "service": "aws.lambda", "resource": "requests.request", "name": "requests.request", "error": 0, "start": XXXX, "duration": XXXX, "meta": {"_dd.origin": "lambda", "http.method": "POST", "http.url": "https://api.datadoghq.com/api/v1/distribution_points", "http.status_code": "202"}, "metrics": {"_dd.measured": 1}, "type": "http"}]]}
 END RequestId: XXXX
 REPORT RequestId: XXXX	Duration: XXXX ms	Billed Duration: XXXX ms	Memory Size: 1024 MB	Max Memory Used: XXXX MB