To install cpulimit on Ubuntu, do as below
apt-get install cpulimit
Install on Centos 7
install epel-release install cpulimit
We limit CPU usage by using the --limit or -l option to set a usage percentage for a process. Before limiting the CPU usage, you need to find the process or the command that is using all your CPU time
There are three ways to use cpulimit by acting
Canada (French)
United States (English)
--executable or -e option
cpulimit -e program -l %cpu
-P option
cpulimit -P path -l %cpu
--pid or -p option
cpulimit -p process_pid -l %cpu
So, we will first check the process/program which consumes the CPU time
# top
You can limit the CPU usage with the process id as below
# cpulimit -p 31177 -l 60 Process 31177 found
And you can see the result below
You can run cpulimit in the background by using the --background or -b option
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