[GE users] Limit number of pending jobs

Reuti reuti at staff.uni-marburg.de
Wed Dec 28 21:37:58 GMT 2005


Hi,

Am 28.12.2005 um 22:31 schrieb Jon Lockley:

> A similar point: what we'd like to do at our site is to make sure that
> each user has no more than N jobs actually running but they can  
> have as
> many pending jobs as they like.  This means they can stick a load  
> of work
> into the system and go off to a conference (or Xmas!) but they can't
> saturate the cluster with too many jobs all in one go and keep  
> everyone
> else waiting.  (If I understand things properly a fair-share policy  
> and
> ticketing can't prevent a sudden influx of work from a single  
> user). At
> the moment we often have to tweak of max_u_jobs to take account of  
> who has
> how much work in the system and the stuff which is pending.
>
> In short, we'd find it more useful if the limit applied to running
> and not pending jobs but even better, if there were separate limits
> for total jobs, running jobs and pending jobs.
>

there is a similar paramter in the scheduler, i.e. qconf -msconf  
called maxujobs for running jobs.

Cheers - Reuti


> Regards,
>
> Jon Lockley
>
> On Wed, 28 Dec 2005, Rayson Ho wrote:
>
>> max_u_jobs will control the total number of jobs submitted (either
>> running or pending, but not done) per user.
>>
>> see sge_conf (5)
>>
>> Rayson
>>
>>
>>
>> On 12/28/05, V01D <phreakuencies at gmail.com> wrote:
>>> Hi, I was wondering if was possible to define an upper limit for  
>>> the ammount
>>> of jobs that can be pending for each user.
>>> Thanks
>>> --
>>> "Buying an operating system without source is like buying a self- 
>>> assembly
>>> Space Shuttle with no instructions."
>>
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>
>
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