Linux - ps (process statut)

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Report a snapshot of the current processes.

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How to see the process of a user?

[oracle@oel11g Disk1]$ ps -u oracle -f
UID        PID  PPID  C STIME TTY          TIME CMD
oracle   13502 13499  1 14:09 ?        00:01:09 sshd: oracle@pts/2
oracle   13503 13502  0 14:09 pts/2    00:00:00 -bash
oracle   16382 16380  0 14:44 ?        00:00:00 sshd: oracle@notty
oracle   16383 16382  0 14:44 ?        00:00:00 /usr/libexec/openssh/sftp-server
oracle   16430 16415  0 14:44 ?        00:00:00 sshd: oracle@notty
oracle   16431 16430  0 14:44 ?        00:00:00 -bash
oracle   17442     1  0 14:59 ?        00:00:01 /u01/app/oracle/product/11.2.0/db_1/bin/tnslsnr LISTENER -inh
oracle   29107 13503  0 15:39 pts/2    00:00:00 man ps
oracle   29110 29107  0 15:39 pts/2    00:00:00 sh -c (cd /usr/share/man && (echo ".ll 9.8i"; echo ".nr LL 9.
oracle   29111 29110  0 15:39 pts/2    00:00:00 sh -c (cd /usr/share/man && (echo ".ll 9.8i"; echo ".nr LL 9.
oracle   29116 29111  0 15:39 pts/2    00:00:00 /usr/bin/less -is
oracle   29224 13503  0 15:42 pts/2    00:00:00 ps -u oracle -f

How to get some process information

ps -ef | grep <process>

or on some plateform

man pgrep <process>