[GE users] reservations and single jobs

Sean Davis sdavis2 at mail.nih.gov
Tue Dec 23 12:56:38 GMT 2008


On Tue, Dec 23, 2008 at 3:17 AM, reuti <reuti at staff.uni-marburg.de> wrote:

> Am 23.12.2008 um 03:49 schrieb Sean Davis:
>
> > In our cluster (6.2), I have a user who likes to use drmaa to
> > submit jobs.  He submits a single job at a time and uses a fixed
> > number of processors at a given time.  I have a second user who
> > wants to run a big parallel job and so submits with a reservation
> > with a request for a number of nodes larger than that available
> > (due to the first user).  Now, it seems that the first user can
> > continue to submit jobs one-at-a-time and have those jobs run and
> > the reservation does not seem to be in place.  Is this an expected
> > behavior, or is there something that I missed in configuration?
> > There are no special policies or anything like that set up.
>
> Did you also switch on resource reservation by supplying a sensible
> entry for "max_reservation" in the scheduler configuration?
>

Yes.  It is set to 20.  I just read a bit more about monitoring scheduling,
so I should probably do a bit of troubleshooting before asking more.

Thanks,
Sean

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