Tag Archives: CPU

Limit the CPU usage of a certain application in Linux

You can do this by installing cpulimit. You can limit a certain running application either by name or by process ID: cpulimit -e firefox -l 30 This won’t let Firefox go beyond a 30% CPU usage limit. If you’d rather go by process, you can do it like this: cpulimit -p 3493 -l 40 This… Read More »

List Linux processes by CPU or Memory usage

You can use a one-string command in Linux to nicely display in CLI the processes that consume your CPU. Use ps -e -o pcpu,cpu,nice,state,cputime,args –sort pcpu | sed ‘/^ 0.0 /d’ and you will get something like this: %CPU CPU NI S TIME COMMAND 0.1 – 0 S 00:00:13 metacity 0.1 – 0 S 00:00:18 /usr/lib/thunderbird/thunderbird-bin 0.2 – … Read More »