There are several commands for checking up on memory usage in a Linux system. Focusing on which processes and users are consuming the most memory can benefit from a few carefully crafted tools and ...

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

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

In my recent exploration of Microsoft’s Azure Linux 3, I was impressed by its efficient RAM usage — just 115MB upon booting. This sparked my curiosity about the RAM consumption of various Linux ...