On Mon, Oct 25, 2010 at 19:07, Jack Bryan <dtustud...@hotmail.com> wrote:

> I need to use #PBS parallel job script to submit a job on MPI cluster.
>

Is it not possible to reproduce locally?  Most clusters have a way to submit
an interactive job (which would let you start this thing and then inspect
individual processes).  Ashley's Padb suggestion will certainly be better in
a non-interactive environment.


> Where should I put the (gdb --batch -ex 'bt full' -ex 'info reg' -pid
> ZOMBIE_PID) in the script ?
>

Is control returning to your script after rank 0 has exited?  In that case,
you can just put this on the next line.


> How to get the ZOMBIE_PID ?
>

"ps" from the command line, or getpid() from C code.

Jed

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