Linux Process Management related commands

Following command shows the list of all running processes with their process ids (PID), even owned by other users:

[root@badar /]# ps aux | less

You can also use pstree:

[root@badar /]# pstree

Following command will kill a specific process, say process id 32432:

[root@badar /]# kill 32432
or
[root@badar /]# kill –s KILL 32432
or
[root@badar /]# kill –KILL 32432
or
[root@badar /]# kill –9 32432

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