For debugging, use the CloudWatch Logs FilterLogEvents API http://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_FilterLogEvents.html http://

For debugging, use the CloudWatch Logs FilterLogEvents API http://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_FilterLogEvents.html http://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIRe... It makes it trivial to tail, filter and range all the logs in a log group. That plus some structured application logging that is lambda func, and request aware and includes backtraces and you can make sense of what's going on.