| Command |
Description |
Examples |
| kill |
The kill
utility sends a signal to the process or processes specified by each
pid operand. |
-9
$ kill -9 100 -165
$ kill -s kill 100 -165 |
| pgrep |
The pgrep
utility examines the active processes on the system and reports the
process Ids of the processes whose attributes match the criteria
specified on the command line. |
Obtain the
process ID of sendmail:
$ pgrep -x -u root sendmail
283
|
| pkill |
searches for
the process to kill |
Terminate
the most recently created xterm:
$ pkill -n xterm
|
| ps |
The ps
command prints information about active processes. |
-e, -f, -u
$ ps
|
| sleep |
The sleep
utility will suspend execution for at least the integral number of
seconds specified in the time operand |
$ sleep
60& |