Allocate memory (128 MB to 10,240 MB)

More Memory => More Cost and More CPU

Maximum allowed execution time - 900 seconds (default - 3 seconds)

Lambda execution role - Grants permissions to AWS Resources

Assigned when creating a function

Function assumes this role when invoked

Predefined policies simplify permission configuration:

AWSLambdaBasicExecutionRole – Upload logs to CloudWatch.

Others include AWSLambdaDynamoDBExecutionRole, AWSLambdaSQSQueueExecutionRole,

AWSLambdaVPCAccessExecutionRole, AWSXRayDaemonWriteAccess

Lambda logs are automatically stored in CloudWatch Logs

Default log group name: /aws/lamdba/function-name

If logs are not visible:

Check if Lambda Function has permissions to write to CloudWatch Logs(Execution role)