[Mauiusers] How to allocate one job with one processor in 2 (physical cpus) 4 ( processors in each cup) nodes?

Nicholas Geraedts ngeraedts at gmail.com
Tue Nov 25 15:39:07 MST 2008


I'm guessing that the ncpus=1 is what's throwing that off. Remove it and see
what happens.

Cheers,
-Nick

On Fri, Nov 21, 2008 at 7:34 AM, Wu Rongqin <phywr at nus.edu.sg> wrote:

>  Dear all,
> I have setup a cluster running on Centos5.2. The hardware: Dell poweredge
> 1950 for compute node with 64-bit Quad-Core Intel(R)  Xeon(R)  processors. That
> is, in each node there are 2 physical cpus with 4 Processors in each.
> I specify np=8 in server_priv/nodes file for each node. in maui.cfg I just
> specify NODECFG[nodex] MAXJOB=8.
> The job submission script looks like:
> #!/bin/sh
>
> #PBS -q serial
> #PBS -N Serial_Job
> #PBS -l nodes=1:ppn=1
> #PBS -l ncpus=1
> #PBS -V
> #PBS -o output
> #PBS -e error
>
> ./a.out
>
> However, when I submit 8 jobs to a node, it seemed that the 8 jobs are
> crampped into only one processor, not one job one processor !
>
> Anyone can tell me how?
>
> Regards
>
> RQ Wu
>
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