How You Know You’re Doing ps Command Linux The Right Way – Video
In this article we are going to see ps command Linux as video session. ps command displays report a snapshot of the current processes. ps displays information about a selection of the active processes. If you want a repetitive update of the selection and the displayed information, use top instead.
ps command Linux
To see every process on the system using standard syntax
[root@ArkITShell ~]# ps -e [root@ArkITShell ~]# ps -ef [root@ArkITShell ~]# ps -eF [root@ArkITShell ~]# ps -ely
See every process on the system using BSD syntax
[root@ArkITShell ~]# ps ax [root@ArkITShell ~]# ps axu
Print a process tree
[root@ArkITShell ~]# ps -ejH [root@ArkITShell ~]# ps axjf
Get info about threads
[root@ArkITShell ~]# ps -eLf [root@ArkITShell ~]# ps axms
Security info
[root@ArkITShell ~]# ps -eo euser,ruser,suser,fuser,f,comm,label [root@ArkITShell ~]# ps axZ [root@ArkITShell ~]# ps -eM
To see every process running as root (real & effective ID) in user format:
[root@ArkITShell ~]# ps -U root -u root u
To see every process with a user-defined format
[root@ArkITShell ~]# ps -eo pid,tid,class,rtprio,ni,pri,psr,pcpu,stat,wchan:14,comm [root@ArkITShell ~]# ps axo stat,euid,ruid,tty,tpgid,sess,pgrp,ppid,pid,pcpu,comm [root@ArkITShell ~]# ps -Ao pid,tt,user,fname,tmout,f,wchan
Print only the process IDs of syslogd
[root@ArkITShell ~]# ps -C syslogd -o pid=
Print only the name of PID 42
[root@ArkITShell ~]# ps -q 42 -o comm=
That’s about ps command in Linux.
Related Articles
analyze Linux system performance
20 ssh interview questions and answers
Linux directory structure changed in RHEL7 – FHS file hierarchy standard
Thanks for your wonderful Support and Encouragement