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Re: [Condor-users] node priority

On Sun, Aug 20, 2006 at 06:01:02AM -0700, Pasquale Tricarico wrote:
> Hi,
> I'm using Condor 6.8 to manage a cluster composed by a total of 10
> nodes: 5 with 4 GB of ram (node01 to node05), and 5 with 2 GB of ram
> (node06 to node10). This is an X86-64 cluster, so no checkpointing or
> migration is available (yet). Since the nodes appear in this same
> order in the queue, when the first job is submitted it usually starts
> on node01, then node02 and so on. The "problem" is that usually these
> jobs start on the high memory nodes even when this is not a
> requirement, i.e. even when the job would run perfectly with only say
> 20 MB of ram. So what I'd like to do is configure condor so that when
> there is not special memory requirement, a job is started on one of
> the five nodes with low memory (node06 to node10). This because I'd
> like to keep the high-memory nodes available for parallel jobs and for
> jobs that really require a lot of memory. Can you please help me to
> figure out how to achieve this configuration? Of course, when
> migration will be available this should not be a problem anymore, but
> this is not the case yet. And yes, renaming the nodes is not really an
> option for me, sorry.



> Thank you.
> Pasquale Tricarico
> Associate Research Scientist
> Planetary Science Institute
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