[mpich-discuss] SGE & Hydra Problem

Pavan Balaji balaji at mcs.anl.gov
Wed Sep 22 07:14:47 CDT 2010


----- "Pavan Balaji" <balaji at mcs.anl.gov> wrote:

> ----- "Ursula Winkler" <ursula.winkler at uni-graz.at> wrote:
> 
> > > Ok, just to confirm, if nodes X and Y are both in the
> > $TMPDIR/machines file, you are running the qrsh command from node X
> to
> > node Y, correct?
> > 
> > yes
> 
> Very surprising, given that this works when used from within Hydra.
> Without running qrsh independently (without Hydra), it's hard to
> figure out what's going wrong.
> 
> Reuti: any ideas on why this is happening?

Oh, wait. Are you using the right qrsh when you run it by hand outside of mpiexec? Hydra picks the one in ${SGE_ROOT}/bin/${ARC}/qrsh to launch.

 -- Pavan


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