Practice listing CloudWatch log groups and streaming logs for active troubleshooting.
Understand where to look when debugging AWS services that send logs to CloudWatch.
Inspect which log groups are available in the account and region.
Command
aws logs describe-log-groupsExpected Result
You should see one or more CloudWatch log groups.
Identify an application, Lambda, or service log group worth inspecting.
Expected Result
You should select a log group that belongs to a test service or workload.
Watch recent logs in real time from the selected log group.
Command
aws logs tail /aws/lambda/<name> --followExpected Result
You should see log lines stream as new events appear.
Trigger the workload so new log entries appear while the stream is open.
Expected Result
You should see fresh log events if the service receives traffic or runs again.
End the live streaming session when analysis is complete.
Expected Result
The stream should stop after you interrupt the command.
You can inspect and follow CloudWatch logs during AWS troubleshooting.
You understand how CloudWatch Logs supports debugging for cloud workloads.