[Mauiusers] Maui QOS setting

Tony Schreiner schreian at bc.edu
Tue Jul 28 12:59:38 MDT 2009


On Jul 28, 2009, at 2:03 PM, Tony Schreiner wrote:

> I'm afraid I'm slow to get a handle on maui.
>
> I have cluster PBS + Maui with several queues, and one of queues is
> limiting the number of jobs to it
>
> For a job that's waiting to run on the "bigmemhigh" queue
>
> checkjob JOBID
>
> shows
>
> <snip>
> PE:  8.00  StartPriority:  81
> cannot select job 24882 for partition DEFAULT (job 24882 violates
> active HARD MAXPROC limit of 32 for qos bigmemhigh  (R: 8, U: 32)
> )
>
>
> and
>
> diagnose -Q
>
> shows
>
> QOS Status
>
> System QOS Settings:  QList: DEFAULT (Def: DEFAULT)  Flags: 0
>
> Name                * Priority QTWeight QTTarget XFWeight XFTarget
> QFlags   JobFlags Limits
>
> DEFAULT                      0        0        0        0     0.00
> [NONE]     [NONE] [NONE]
> [ALL]                        0        0        0        0     0.00
> [NONE]     [NONE] [NONE]
> bigmemhigh                  80        0        0        0     0.00
> [NONE]     [NONE]  MAXPROC=32
>   Classes:  bigmemhigh
> high                        70        0        0        0     0.00
> [NONE]     [NONE] [NONE]
>   Classes:  high
> <snip>
>
>
> So I see that bigmemhigh has a MAXPROC=32 limit.  But I have not set
> that in the maui.cfg file, and the limit does not show up with the
> showconfig command or in the PBS parameters.
>
>
> How do change this value?
> Thanks,
> Tony Schreiner


If I may add something, which might help clarify.
The nodes are 8 processor nodes, and 4 jobs are running already in the  
queue, so we've reached the limit of 32.

Tony


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