Am 12.03.2013 um 10:36 schrieb Nizar Abed:

> default_duration set to INFINITY.

Then backfilling will occur most likely, unless s_rt/h_rt is specified for each 
job. It should work better with:

$ qconf -ssconf
...
default_duration                  9999:00:00

http://gridengine.org/pipermail/users/2012-August/004451.html

-- Reuti


> N.
> 
> ----- Message from Reuti <[email protected]> ---------
>   Date: Tue, 12 Mar 2013 10:18:54 +0100
>   From: Reuti <[email protected]>
> Subject: Re: [gridengine users] Parallel and single-core jobs - same queue
>     To: [email protected]
>     Cc: [email protected]
> 
> 
>> 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
>>>>> [email protected]
>>>>> https://gridengine.org/mailman/listinfo/users
>>> 
>>> 
>>> ----- End message from Reuti <[email protected]> -----
>>> 
>>> _______________________________________________
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> 
> 
> ----- End message from Reuti <[email protected]> -----
> 
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