Re: [Condor-users] jobs match, but prefer another specific job despite its worse user-priority

[Harald van Pee <pee@xxxxxxxxxxxxxxxxx>]

On Thursday 17 January 2008 04:45 pm, Dan Bradley wrote:
> Does your machine rank expression prefer some jobs over others?  One way
> to see the rank expression is like this:
>
> condor_status -format "%s\n" rank

this gives 
0.000000
for all virtual machines
I have not set a machine rank by condor config.

Harald



>
> --Dan
>
> Harald van Pee wrote:
> >I believe CLAIM_WORKLIFE
> >can help here
> >http://www.cs.wisc.edu/condor/manual/v6.8/3_3Configuration.html#13095
> >
> >If I understand this correct, than a
> >CLAIM_WORKLIFE = 120
> >will keep a claim reserved for 120s if a job finishes faster the claim is
> >still open and the user can start another job.
> >
> >But here we still see that a user with the lowest priority can use a
> > couple of machines with 16 virtuell machines for hours even with jobs
> > running longer than 10 minutes
> >and CLAIM_WORKLIFE = 120 set
> >and high priority user can not get  any of them.
> >
> >Can someone explain such a behaviour?
> >
> >Harald
> >
> >On Thursday 17 January 2008 03:03 am, Frazer, Durban A wrote:
> >>How can I setup condor so that the user with the better priority always
> >>gets to run their job first?
> >>
> >>
> >>
> >>
> >>
> >>We have a problem where:
> >>
> >>
> >>
> >>User A submits 100s of jobs and fills the pool repeatedly.
> >>
> >>After user A submits another set of jobs to the pool, user B submits
> >>their first job.
> >>
> >>After user B submits their job, but while all servers are busy, user  A
> >>submits another batch of jobs.
> >>
> >>
> >>
> >>User A's first set of jobs will complete, and her second set of jobs
> >>will start, and user B's job will not start.
> >>
> >>
> >>
> >>Running condor_analyze on user B's job shows:
> >>
> >>
> >>
> >>8 match, but prefer another specific job despite its worse user-priority
> >>
> >>
> >>
> >>
> >>
> >>Why is user A able to continue to get their jobs to start, even though
> >>user B has a better priority?
> >>
> >>
> >>
> >>How can I change this so that the user with the better priority always
> >>gets to run their job first?
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>We are using condor 6.7.19
> >>
> >>
> >>
> >>Thanks,
> >>
> >>Durban
> >>
> >>
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> >> delete it immediately.
> >
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-- 
Harald van Pee

Helmholtz-Institut fuer Strahlen- und Kernphysik der Universitaet Bonn