[GE users] Array jobs have priority?

Terri Kamm tkamm at acm.org
Fri Mar 30 14:54:36 BST 2007


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On 3/30/07, Chansup Byun <Chansup.Byun at sun.com> wrote:
> Terri Kamm wrote:
> > I have a scheduling issue that I don't understand.
> >
> > I have project-based share tree scheduling based on 100%CPU and an 8
> > hour halflife. I have two users who are on the same project. One user
> > submitted a large array job yesterday with 33000 jobs. So far 20000
> > have run, so he has has used a lot of the resources. I have a second
> > user on the same project who has submitted a few jobs today. These
> > jobs are not ever sorted with a higher priority than the first user's
> > array job, so the second user's jobs are not begin run. In fact, user
> > one's array jobs are being assigned 10-20 at a time while user two
> > continues to wait.
> >
> > I understand how the share tree scheduling works across projects. I
> > thought that within the project the users would be handled
> > "round-robin" or some sort of fair share as well. What am I not
> > understanding?
> >
>
> I think this is a recently discovered bug introduced in a later release,
> 6.0u6 or later.
> What version are you running?
>
> Regards,
>
> - Chansup
>
> > --
> > Terri Kamm
> > tkamm at acm.org
> >
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>

I'm running 6.0u7

-- 
Terri Kamm
tkamm at acm.org

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