Linux command to check memory utilization in percentage

This is a classic article written by Jack Wallenfrom the Linux.com archives. For more great SysAdmin tips and techniques check out our free intro to Linux course.

The Linux operating system includes a plethora of tools, all of which are ready to help you administer your systems.

From simple file and directory tools to very complex security commands, there’s not much you can’t do on Linux.

Linux top sort by memory

And, although regular desktop users may not need to become familiar with these tools at the command line, they’re mandatory for Linux admins. Why? First, you will have to work with a GUI-less Linux server at some point.

Second, command-line tools often offer far more power and flexibility than their GUI alternative.

Determining memory usage is a skill you might need should a particular app go rogue and commandeer system memory. When that happens, it’s handy to know you have a variety of tools available to help you troubleshoot.

Or, maybe you need to gather information about a Linux swap partition or detailed information about your installed RAM? There are commands for th

command to check swap memory usage in linux

command to check memory usage in linux in percentage