The first thing someone should learn when trying to debug something in Linux is finding and reading logs. Our intro to log files will help you with finding and reading the most common log files of the most used applications and services on Linux.
If you want to manage the log files on Ubuntu, you can use the Logrotate tool
The log files are a great source of information that can help you with solving any issues you’re having with your Linux instance. You can even use the log files to find out how the services work.
Read the complete article here.
