Monday, February 25, 2013

Linux system administative commands

Here are a few useful commands for system administration in Linux:

last : to show you the people who have logged into the computer today and the terminals they are/were using.

df -h: to show the utilization of the hard-drive capacity.

du -h: to show the size of a file, or a directory (including all sub-directories).

free:  to show how much RAM memory you have free on your system.

top: to show all active processes that are running in the system, and the resource they are hogging (cpu, memory)

ps: to show a list of processes running on the system. 

No comments: