Hi,

Am 12.03.2013 um 04:42 schrieb Nizar Abed:

> What could be the reason preventing it from working?
> Now the situation, in the queue 900 cores used(single-core jobs), 20,000 
> waiting, all single-core, and first in the queue is a parallel job requesting 
> 200 slots, but it's not dispatched, it's starving.
> 
> I changed scheduler's max_reservation(qconf -msconf) to 400, and added '-R y' 
> to qsub.

what is the value of "default_duration" in the scheduler configuration? The 
reservation will work best, if suitable runtimes are specified at submission 
time for the job to avoid false backfilling.

-- Reuti


> Could it be clashing with fair-share policy or any of these scheduler 
> parameters?
> 
> weight_tickets_functional         10000
> weight_tickets_share              0
> share_override_tickets            TRUE
> share_functional_shares           TRUE
> max_functional_jobs_to_schedule   200
> report_pjob_tickets               TRUE
> max_pending_tasks_per_job         50
> halflife_decay_list               none
> policy_hierarchy                  SFO
> weight_ticket                     1.000000
> weight_waiting_time               0.000000
> weight_deadline                   3600000.000000
> weight_urgency                    0.100000
> weight_priority                   0.800000
> 
> 
> Thanks,
> N.
> 
> 
> ----- Message from Reuti <[email protected]> ---------
>   Date: Mon, 11 Mar 2013 13:22:39 +0100
>   From: Reuti <[email protected]>
> Subject: Re: [gridengine users] Parallel and single-core jobs - same queue
>     To: [email protected]
>     Cc: [email protected]
> 
> 
>> Hi,
>> 
>> Am 10.03.2013 um 15:49 schrieb Nizar Abed:
>> 
>>> Wondering what's the best way settings a queue for single-core and parallel 
>>> jobs.
>>> 
>>> Assume a 1000 cores queue, most of the time, 1000 single-core jobs running, 
>>> 20,000 single-core jobs in 'qw', and we have fair share policy applied.
>>> 
>>> If a user submit's a parallel job, (say 200 slots), the job remains first 
>>> in 'qw'(fair share), but not dispatched(?)
>>> 
>>> What is the best and efficient way of setting up a 'mixed' queue?
>> 
>> http://www.gridengine.info/2006/05/31/resource-reservation-prevents-parallel-job-starvation/
>> 
>> -- Reuti
>> 
>> 
>>> All the best,
>>> N.
>>> 
>>> 
>>> _______________________________________________
>>> users mailing list
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>>> https://gridengine.org/mailman/listinfo/users
> 
> 
> ----- End message from Reuti <[email protected]> -----
> 
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