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For example,

ps -ef

Display full information about each of the processes currently running.

UID PID PPID C STIME TTY TIME CMD
hope 29197 18961 0 Sep27 ? 00:00:06 sshd: hope@pts/87
hope 32097 29197 0 Sep27 pts/87 00:00:00 -csh
hope 7209 32097 0 12:17 pts/87 00:00:00 ps -ef

What information does the column named C provide?

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up vote 5 down vote accepted

From the ps(1) manpage, STANDARD FORMAT SPECIFIERS section:

c          C        processor utilization. Currently, this is the integer
                    value of the percent usage over the lifetime of the
                    process. (see %cpu).
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