[GE users] SGE imposing cpu-limits on jobs in queue.

Reuti reuti at staff.uni-marburg.de
Thu Jan 24 17:50:04 GMT 2008


Hi,

Am 24.01.2008 um 17:28 schrieb Jesper Krogh:

> The same job running in the all.q consumes 100% in CPU time.

although it shouldn't matter when there is only one job running on  
this machine: did you define any priority for the queues? These will  
be used as nice values.

-- Reuti


> Jesper
>
>> SGE should just execute the job or suspend the job, but I don't think
>> SGE can make the job only consume 50% of the CPU time (even if you  
>> set
>> "reprioritize" in sge_conf(5)), the OS process scheduler still tries
>> to run something and not let the machine idle.
>>
>> Do you get 100% CPU utilization when you run the jobs outside of  
>> SGE??
>>
>>
>> Rayson
>>
>>
>>
>>
>> On 1/24/08, Jesper Krogh <jesper at krogh.cc> wrote:
>>
>>> We have 3 queues..
>>>
>>>
>>> longjobs which is subordinate to both all.q and shortjobs shortjobs
>>> which is subordinate to all.q all.q for interactive jobs
>>>
>>> When nothing else is running in the cluster, a jobs running in the
>>> longjobs queue is getting a cpu-limit imposed (dual-cpu nodes with 2
>>> jobs have a load aound 1.5 and 50% idle in top).
>>>
>>> Where should I go scout for this?
>>>
>>>
>>> Jesper
>>> --
>>> Jesper Krogh
>>>
>>>
>>>
>>> -------------------------------------------------------------------- 
>>> -
>>> To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
>>> For additional commands, e-mail: users-help at gridengine.sunsource.net
>>>
>>>
>>>
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
>> For additional commands, e-mail: users-help at gridengine.sunsource.net
>>
>>
>>
>
>
> -- 
> Jesper Krogh
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
> For additional commands, e-mail: users-help at gridengine.sunsource.net


---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
For additional commands, e-mail: users-help at gridengine.sunsource.net




More information about the gridengine-users mailing list