How to Easily Find & Instrument All Your Logs from Amazon Web Services EC2
blog.logentries.com
blog.logentries.com
Also, is you want to give it a try yourself, we have an unlimited free version for 30 days available on our site that has le_aws available, so you can try it for yourself. Check it out: https://logentries.com
Note: The first picture in the blog post is an actual screen shot of the script discovering all of one of our engineer's EC2 instances automatically.
Thanks!