Monitoring
One of the important task of system administrator is to be able to monitor system activity and troubleshoot misbehavior. There are a lot of tools to monitor and inspect Linux system.
📖Bookmarks
LPI Learning Material 101 - Topic 101.2 (Pages 25 - 28)
LPI Learning Material 102 - Topic 108.2 (Pages 281 - 337)
🔗Useful links