Ps
From Linuxintro
ps is a command to list all processes. You can invoke it like this:
ps ps -A ps -ef ps -auxf
Usecases
- Show all running processes:
ps auxf | grep -E "^[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+ +R"
- Show the top cpu-consuming processes:
ps -eo pcpu,pid,user,args | sort -k 1 -r | head -10
- Show since when a process is running:
ps -ef [...] root 12228 23543 0 10:27 pts/10 00:00:00 /bin/bash [...]