[Moabusers] mapping node features to a class

Dave Jackson jacksond at clusterresources.com
Mon May 14 16:06:47 MDT 2007


Lloyd,

  You could use a standing reservation, ie

SRCFG[A] classlist=classA hostlist=ALL nodefeatures=featureA
SRCFG[B] classlist=classB hostlist=ALL nodefeatures=featureB

  Please let us know if this will work for you.

Dave

On Mon, 2007-05-14 at 15:52 -0600, Lloyd Brown wrote:
> Hey, all.  In Moab, is there an easy way to map nodes with a specific 
> feature (like specified in Torque) into a class?  If, for example, all 
> my nodes have either "featureA" or "featureB", but never both, and I 
> want all the featureA nodes to be in one class/queue, and all the 
> featureB nodes to be in another class/queue, can I do that without using 
> the hostlist?  We would have a lot of hosts to put into the hostlist if 
> we had to list them all out; pattern matching would even be a lot of 
> trouble.
> 
> Basically the situation is this:  we have two nodes out of a total of 
> 600+ that we are using to evaluate new hardware.  We want to allow our 
> users to request that a job use these two nodes, but if they don't 
> request it, the job shouldn't run on those two nodes, only on the other 
> 600 or so.
> 
> Any suggestions or alternative approaches would be helpful.
> 
> 
> Thanks,
> Lloyd Brown
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