[torqueusers] Job can not be allocated correctly

Weiguang Chen chenweiguang82 at gmail.com
Tue Mar 2 12:32:53 MST 2010


Joe,

Thank you for your reply.
I am using scheduler maui-3.3, but the problem still exist after adding this
parameter to maui.cfg(after that, i restart maui).
In addition, i use the torque's self scheduler pbs_sched, this problem still
exist.

2010/3/2 Greenseid, Joseph M (IS) <Joseph.Greenseid at ngc.com>

>  are you using torque for scheduling or something else (like maui)?
>
> i've had this problem with maui if maui's JOBNODEMATCHPOLICY is not set to
> EXACTNODE in the maui.cfg.  if you're using torque's scheduler, though, i am
> not sure what the equivalent is.
>
> --Joe
>
>  ------------------------------
>  *From:* torqueusers-bounces at supercluster.org on behalf of Weiguang Chen
> *Sent:* Tue 3/2/2010 4:25 AM
>
> *To:* torqueusers maillist
> *Subject:* [torqueusers] Job can not be allocated correctly
>
> Hi, all
>
> In fact, I can not sure whether Torque or mpich cause this problem. I just
> express my problem as follow a exapmle script:
> #!/bin/bash
> ### Job name
> #PBS -N name
> #PBS -q batch
> ### number of numbers and process per node
> #PBS -l nodes=2:ppn=4
> ### Job's error output
> #PBS -e error
> ### Job's general output
> #PBS -o stdout
>
> cd $PBS_O_WORKDIR
> echo "Job begin at "`date`
> # program examples
> mpiexec -n 8 $PBS_O_WORKDIR/cpi
> echo "Job stop at "`date`
>
> exit 0
>
> cpi is a example progrm in mpich package. Our cluster profile is two
> processors with every 4 cores, i.e. 8 cores per one node. But the message
> from the above job is as follow when i submit this job:
> Process 0 on node5
> Process 1 on node5
> Process 2 on node5
> Process 3 on node5
> Process 5 on node5
> Process 6 on node5
> Process 4 on node5
> Process 7 on node5
>
> All processes are ran on one node, but i allocated 2 nodes. I don't know
> what cause it happen, and how to solve it.
> Thanks
>
> PS: Torque version:2.4.6, mpich:2-1.1.1p1, mpiexec:0.83
> --
> Best Wishes
> ChenWeiguang
>
> ************************************************
> #               Chen, Weiguang
> #
> #    Postgraduate,  Ph. D
> #  75 University Road, Physics Buliding  #  218
> #  School of Physics & Engineering
> #  Zhengzhou University
> #  Zhengzhou, Henan 450052  CHINA
> #
> #  Tel: 86-13203730117;
> #  E-mail:chenweiguang82 at gmail.com <E-mail%3Achenweiguang82 at gmail.com>;
> #            chenweiguang82 at qq.com
> #
> **********************************************
>
>


-- 
Best Wishes
ChenWeiguang

************************************************
#               Chen, Weiguang
#
#    Postgraduate,  Ph. D
#  75 University Road, Physics Buliding  #  218
#  School of Physics & Engineering
#  Zhengzhou University
#  Zhengzhou, Henan 450052  CHINA
#
#  Tel: 86-13203730117;
#  E-mail:chenweiguang82 at gmail.com <E-mail%3Achenweiguang82 at gmail.com>;
#            chenweiguang82 at qq.com
#
**********************************************
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.supercluster.org/pipermail/torqueusers/attachments/20100303/e6e3d16a/attachment.html 


More information about the torqueusers mailing list