Analyze your AWS Lambda Logs with Cloudwatch Logs Insights

George Mao
4 min readJun 22, 2020

Cloudwatch Logs Insights is the most powerful, easiest way to produce actionable intelligence from your out of the box AWS Lambda Logs. I feel like most people overlook Cloudwatch Logs Insights when it comes time to analyze and review your Lambda performance. Let’s take a look at a few things you can do.

First, you’ll need to select a log group to analyze. I have a function called pcTester, so its logs are in the log group: /aws/lambda/pcTester.

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George Mao

Distinguished Engineer @ Capital One leading all things Serverless | Ex -AWS WW Serverless Tech Lead.