[GE users] advice re: network topology aware MPI host selection

Chris Dagdigian dag at sonsorol.org
Fri Oct 3 15:37:21 BST 2008


Wow! I completely spaced on the fact that I could stick hostgroup  
terms into the pe_list parameter.

This seems perfect. I can use wildcard PE without multiple cluster  
queues.

Thanks Dan!

-Chris



On Oct 3, 2008, at 10:32 AM, Daniel Templeton wrote:

> Why not just add the PEs to the queue instances instead of to the  
> queue, e.g.:
>
> %qconf -sq bladeCluster.q | grep pe_list
> pe_list     make,[@chassis1=make MPI1],[@chassis2=make MPI2]
>
> or more clearly:
>
> %qconf -sq bladeCluster.q@@chassis1 | grep pe_list
> pe_list     make MPI1
>
> Daniel


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