grep'ping the ps output....
Eric Schuele
e.schuele at computer.org
Tue Dec 13 07:21:51 PST 2005
Sergey Zaharchenko wrote:
> Hello Eric!
>
> Mon, Dec 12, 2005 at 10:04:51AM -0600 you wrote:
>
>
>>I was wondering if someone could explain why it is sometimes there and
>>not other times.
>
>
> Sometimes the ps process manages to catch the system state when grep has
> not been started yet by the shell. Sometimes it doesn't.
>
>
>>And how I should correctly go about detecting if the
>>process is running before I perform my action.
>
>
> You may use the -c flag of ps:
>
> -c Change the ``command'' column output to just contain the exe-
> cutable name, rather than the full command line.
>
> Like:
>
> df at shark:~> ps axc |grep init
> 1 ?? ILs 0:00,00 init
>
Yes... Of course. That's the solution I'm looking for.
Good thing I read over that man page before I posted my msg... Or I
could've embarrassed myself. :}
Thanks.
--
Regards,
Eric
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