[torqueusers] $PBS_NODEFILE and exec_host problem

PN poknam at gmail.com
Sat Nov 7 21:40:59 MST 2009


Hi James,

I've tried your suggestion.
However the $PBS_NODEFILE only contains node0001:
node0001
node0001
node0001
node0001

This make the mpi job fails to start since it conflicts with the HPL.dat
settings.
Any suggestion to due with it?
Thanks.

PN




2009/11/8 James A. Peltier <jpeltier at fas.sfu.ca>

> On Sat, 7 Nov 2009, PN wrote:
>
>  Hi,
>>
>> I'm using  maui-3.2.6p21-snap.1252608389 and torque-2.4.2.
>> I have 2 nodes, each with 4 cpus.
>>
>> $ cat pbs.sh
>> #PBS -l nodes=2:ppn=4
>> #PBS -N hpl-8cpus
>> #PBS -j oe
>>
>> cd /home/admin/hpl/hpl-2.0-openmpi
>>
>> cat $PBS_NODEFILE
>>
>> NP=`wc -l $PBS_NODEFILE | awk '{ print $1 }'`
>>
>> cat $PBS_NODEFILE | awk '{ print $1"-clust" }' > ./machines
>>
>
> Have you considered just compiling Open-MPI with Torque support (--with-tm)
> which might make it work for you.
>
> --
> James A. Peltier
> Systems Analyst (FASNet), VIVARIUM Technical Director
> HPC Coordinator
> Simon Fraser University - Burnaby Campus
> Phone   : 778-782-6573
> Fax     : 778-782-3045
> E-Mail  : jpeltier at sfu.ca
> Website : http://www.fas.sfu.ca | http://vivarium.cs.sfu.ca
>          http://blogs.sfu.ca/people/jpeltier
> MSN     : subatomic_spam at hotmail.com
>
> Treat your password like your toothbrush.  Don't let anybody
> else use it, and get a new one every six months.
>  - Clifford Stoll




-- 
Best Regards,
PN Lai
HPC Specialist
Galactic Computng Corp.
Tel: 86-755-26733939 ext 826
Mobile: 86-13823161729
Fax: 86-755-26733780
URL: http://www.galactic.com.hk
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