[Mauiusers] Fairshare policy help
Mary Ellen Fitzpatrick
mfitzpat at bu.edu
Thu Feb 8 11:40:27 MST 2007
Thanks to all that replied.
My fairshare policy is working now.
USERCFG[DEFAULT] FSTARGET=5.0 # based on 20 active users.
Steve Traylen wrote:
> On Feb 6, 2007, at 11:06 PM, Mary Ellen Fitzpatrick wrote:
>> I am trying to configure the fairshare policy or a solution, so that
>> users who submit 100 jobs can not monopolize the cluster. The cluster
>> consists of 32 dual processor nodes. Torque-2.0.0p8 and maui-3.2.6p16
>> are installed on a system running Centos 4. All users are in the
>> group students and right now, there is only one queue. There are no
>> restrictions on the number of jobs a user can run and it is a FIFO
>> UserA submits 100 jobs and monopolizes the cluster and also has jobs
>> in the queue. UserB submits 10 jobs and has to wait until all of
>> userA's jobs, both running/queued, have finished before userB jobs
>> will run. I want to be able to properly weight the jobs in the
>> queue, so that even if userA's jobs have been queued long, userB's
>> jobs will run first.
> I gave a short 30m tutorial on Torque and Maui the other day which
> might answer some of your questions hopefully?
> the TorqueMauiTutorial* documents are all the same, just different
> formats. The .mov format is probably the best.
>> It seems the fairshare policy with historical usage would be the way
>> to go, but I am not sure if I have the selected the correct
>> parameters or configured them properly. Here is the relevant
>> maui.cfg parameters I have enabled.
>> QUEUETIMEWEIGHT 10
>> FSPOLICY PSDEDICATED
>> FSDEPTH 4
>> FSINTERVAL 00:06:00
>> FSDECAY 0.50
>> FSWEIGHT 1
>> FSUSERWEIGHT 1
>> FSGROUPWEIGHT 1
>> USERCFG[DEFAULT] FSTARGET=70 ( hoping this give any user a
>> fairshare target of 70. Is this the parameter I should be tweaking
>> the most?)
>> Any help would be great.
>> Mary Ellen
>> --Mary Ellen FitzPatrick
>> Systems Analyst Bioinformatics
>> Boston University
>> 24 Cummington St.
>> Boston, MA 02215
>> office 617-358-2771
>> emergencies 617-797-7856 mfitzpat at bu.edu
>> mauiusers mailing list
>> mauiusers at supercluster.org
> --Steve Traylen
> steve.traylen at cern.ch
> CERN, IT-GD-OPS.
Mary Ellen FitzPatrick
24 Cummington St.
Boston, MA 02215
mfitzpat at bu.edu
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