[arch-general] wchan info in ps
jimis at gmx.net
Sat Nov 14 15:38:55 EST 2009
On Sat, 14 Nov 2009, Xavier wrote:
> On Sat, Nov 14, 2009 at 7:12 PM, Dimitrios Apostolou <jimis at gmx.net> wrote:
>> Hello list,
>> is anyone actually getting WCHAN information from either ps or top? To try
>> it just use "ps opid,wchan,cmd". I only get dashes, any idea why?
> man ps
> wchan WCHAN name of the kernel function in which the process
> is sleeping, a "-" if the process is running, or a "*" if the process
> is multi-threaded and ps is not displaying threads.
> That said, I only get a dash for the ps itself, and sometimes also for
> the shell.
> PID WCHAN CMD
> 4040 n_tty_ -zsh
> 4620 rt_sig zsh
> 4626 poll_s irssi
> 12880 pause screen -r
> 12942 rt_sig /bin/zsh
> 14936 rt_sig /bin/zsh
> 14939 poll_s cmus
> 23759 poll_s vim lib/libalpm/dload.c
> 23770 rt_sig /bin/zsh
> 23842 - ps opid,wchan,cmd
I get all dashes, so I must have broken something on my setup... :-( You
are on 32-bit, right?
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