[Mauiusers] Re: maui not schedulling jobs in avaliable resources
bchristiansen at clusterresources.com
Mon Feb 23 08:17:50 MST 2009
Checkout the parameter RESERVATIONDEPTH. I believe it is already doing
what you are wanting to do. By default maui only creates one priority
reservation. This can be changed with the RESERVATIONDEPTH parameter.
ex. RESERVATIONDEPTH 5
Roy Dragseth wrote:
> I think I've got the solution coded now. By introducing a new config
> parameter, IDLEJOBDEPTH, one can get maui to continue to parse down the idle
> job chain until it reaches the IDLEJOBDEPTH limit. The default value is 1 to
> preserve the current behaviour of maui or else the patch will not be accepted
> by CR. My plan is to use this in combination with a per user based MAXIJOB to
> prevent single users from flooding the queue. If you set IDLEJOBDEPTH to the
> total number of job slots in your cluster you should be able to fill the
> available job slots within a reasonably few iterations.
> It's not the optimal solution, one should perhaps introduce some logic that
> understands why some jobs might be idle while others further down the chain
> can run, but given the potential complexity introduced by combining classes,
> standing reservations and node features I'm not clever enough to figure out
> I'll submit a patch against v3.2.6p21 to bugzilla for review by CR as soon as
> its up and running again, I get this error right now
> Software error:
> The ./data/params file does not exist. You probably need to run checksetup.pl.
> at Bugzilla/Config.pm line 333.
> Compilation failed in require at /var/www/html/cri/bugzilla/index.cgi line 34.
> BEGIN failed--compilation aborted at /var/www/html/cri/bugzilla/index.cgi line
> For help, please send mail to the webmaster (webmaster at clusterresources.com),
> giving this error message and the time and date of the error.
> If you cannot wait for bugzilla send me a note and I'll send it to you
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