[Beowulf] SGE Queue Priorities
landman at scalableinformatics.com
Sun Dec 4 14:49:19 EST 2005
Have a look at priority ticket handling under gridengine on the
http://gridengine.sunsource.net site. You can always use subordinated
queues and play tricks with that without messing with priorities. You
might also have a look at creating functional policies to help out.
Jenno Claesson wrote:
> We are implementing as our Resource Manager the Sun Grid Engine v6 (
> N1GE6) (Not Enterprise Edition), and as part of that I am trying to
> understand how to establish the priority of a job submitted in one
> queue, over a job submitted earlier in a different queue.
> I have setup the following configurations on my laptop using VMWare with
> RedHat and the Grid Engine.
> If I have two queues configured, with the only difference being the
> priority, and the queue name. The modified values from the defaults are
> Parameter Queue 1 Queue 2
> qname Queue1 Queue2
> hostlist RedHatLocal RedHatLocal
> priority 20 -20
> slots 1 1
> Other modifications
> - For the single execution host (RedHatLocal), the only modification to
> the execution host is to give it a slots value of 1 to make it easy to
> track which jobs are being sent through to it from the queues
> (complex_values slots=1).
> - I have also modified the scheduler configuration (qconf -msconf)
> setting reprioritize_interval to 0:0:3.
> What I am expecting is that if I have a number of pending jobs for
> Queue1, if I then submit a job explicitly to Queue2, that the job
> submitted to Queue2 should be the next job to run. However this is not
> the behaviour that I see. What I am seeing is the jobs being executed
> in their sequential (FIFO) order.
> Does anyone have any thoughts?
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