[gridengine users] Scheduler

Skylar Thompson skylar2 at u.washington.edu
Tue May 6 17:02:52 UTC 2014

I think weight_waiting_time in sched_conf(5) is the attribute you'll want
to tune.

On Tue, May 06, 2014 at 06:45:23PM +0200, Roberto Nunnari wrote:
> Hello.
> I'm running a small cluster using Oracle Grid Engine 6.2u7
> At times it happens that one user submits a job that requires several 
> resources (-pe, -l mem_free, etc).
> For instance, user A submits a job X requiring 32 slots out of 100 
> available.
> The other users, keeps submitting serial jobs filling up all the slots 
> and always having more jobs waiting on the queue.
> The serial jobs will get ahead of job X, and be scheduled as soon as one 
> slot is available and job X will be waiting in the queue forever and 
> never get to run until no more serial jobs will be submitted and 32 
> slots will be available.
> I would like the scheduler to also consider how much the job has been 
> waiting in the queue, and possibly also the values regarding the 
> historic users resources usage, as returned by qacct -o username
> What are the possible solutions to solve this problem?
> Thank you and best regards.
> Robi
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-- Skylar Thompson (skylar2 at u.washington.edu)
-- Genome Sciences Department, System Administrator
-- Foege Building S046, (206)-685-7354
-- University of Washington School of Medicine

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