[GE users] sge_shepherd problems perhaps connected to nfs problems

Margaret Doll Margaret_Doll at brown.edu
Wed Jun 27 21:44:19 BST 2007


How do I check for child processes?


On Jun 27, 2007, at 4:35 PM, Fred Youhanaie wrote:

> Margaret Doll wrote:
>> But the largest process id on the compute node is
>> root     13242 12922  0 16:05 pts/1    00:00:00 more
>
> Those large pid's are 2's complements in 32 bit arithmetic, but
> expressed as 64 bit numbers:
>
>>>> kill(4294958680, SIGKILL)               = 0
>
> 4294958680 = -(2^32-4294958680)  = -8616
> The shepherd is attempting to kill all the procs with process group id
> of 8616.
>
>>>> wait4(4294967295,
>
> 4294967295 = -(2^32-4294967295) = -1
> The shepherd is waiting for any child.
>
> It is worth checking if any child processes of the shepherd are still
> active after a qdel.
>
> Cheers
> f.
>
>
>
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
> For additional commands, e-mail: users-help at gridengine.sunsource.net
>

---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
For additional commands, e-mail: users-help at gridengine.sunsource.net




More information about the gridengine-users mailing list