Do you have a symfony app deployed with autoscale capabilities in aws beanstalk and you don’t have a central logging server? Then you may find this post especially relevant.
When your app scale up and down your server created and destroyed dynamically. During this process you loose your logs. This logs may be extremely useful if something goes wrong in your system. Moreover it may be required by local legislation to keep a copy of it.
This will be a recipe on how to setup Cloudwatch logs as a central log storage in AWS. The example is based on a symfony app but with minor adjustments it will work for any LAMP project.