[torqueusers] Curious question

Jerry Smith jdsmit at sandia.gov
Tue Mar 30 08:06:19 MDT 2010


Charles,

It depends on what you have set for NODEALLOCATIONPOLICY.

See:  
http://www.clusterresources.com/products/mwm/docs/5.2nodeallocation.shtml

Which are you using?


--Jerry


Charles Johnson wrote:
> About the nodes file ... I have always been under the impression that  
> the nodes file gives an ordering to nodes selected for jobs, i.e.,  
> nodes at the top of the list are considered before nodes at the  
> bottom. We are currently in a down time for refreshing hardware, and  
> the whole cluster is quiescent. As a test of hardware we submitted a  
> single job suitable for any one of several hundred nodes at the top of  
> the nodes file. The job ran on a node roughly halfway down the nodes  
> file. Again, there were no other jobs on the cluster.
>
> I am curious as to why? Any ideas?
>
> We are using torque 2.4.5 and moab 5.3.6
>
> ~Charles~
> --
> Charles Johnson
> Advanced Computing Center for Research and Education
> Office: 615-343-2776
> Cell: 615-478-5743
> charles.johnson at accre.vanderbilt.edu
>
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