4 Commands to Check Memory Usage in Linux


In this linux tutorial, I will show you how to check memory usage in linux. I will show you some basic commands to check memory usages in linux operating system. Check those below commands to check memory usage in linux.

#free command

The free command is the most easy-to-use command to check memory usage on Linux. Here is a quick example:

free -m





The next way to check memory usage in linux is to read the /proc/meminfo file. See the example:

cat /proc/meminfo


linux check memory usage per process



The vmstat command with the s option shows us memory usage statistics much like the proc command. Here is an example

vmstat -s


vmstat command in linux


#top command

The top command is normally used to check memory and CPU usage per process. 



top command in linux


Hope this tutorial will help you.


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A web enthusiastic, a self-motivated full-stack software engineer from Dhaka, Bangladesh with experience in developing applications using Laravel , React and Vue js