How to monitor a log file on Linux with logwatch

Linux operating system and many applications create special files commonly referred to as “logs” to record their operational events. These system logs or application-specific log files are an essential tool when it comes to understanding and troubleshooting the behavior of the operating system and third-party applications. However, log files are not precisely what you would call “light” or “easy” reading, and analyzing raw log files by hand is often time-consuming and tedious.