Logs, databases, and caches grow under /var. Learn why Linux admins monitor the /var directory to prevent disk issues and service failures.

Log files. They're there for a reason -- to keep track of what goes on behind the velvet curtain of your operating system. When things go wrong, entries are added to those log files, so you can view ...

This easy. Just type logger on the command line and your message will be added to the end of the /var/log/syslog file. $ logger comment to be added to log $ tail -1 /vvar/log/syslog May 21 18:02:16 ...

Log rotation, a normal thing on Linux systems, keeps any particular log file from becoming too large, yet ensures that sufficient details on system activities are still available for proper system ...

How to monitor a Linux log file in real time Your email has been sent This must-know Linux command will make troubleshooting considerably easier. Quick: What’s the first thing you do when you need to ...

Configuring Postfix during the Logwatch installation. How to install and use Logwatch on Linux Your email has been sent If you're not combing through your log files on a daily basis, you run the risk ...

The command line isn't required when using Linux. To truly maximize your Linux experience, you should still learn it. Some commands are more useful than others. Before we begin, I want to be clear: ...