[GE users] How is it possible for a consumable resource to be over-consumed.

Andreas Haas Andreas.Haas at Sun.COM
Tue Feb 1 10:56:46 GMT 2005


Possibly you suffer of the problem described under

   http://gridengine.sunsource.net/issues/show_bug.cgi?id=1236

Andreas

On Mon, 31 Jan 2005, Gary Thomas wrote:

> We are doing a simple license management scheme by defining a consumable resource
> that any job that runs that software, requests.  The resource is defined like this:
>
> #name            shortcut   type   value           relop requestable consumable default
> #--------------------------------------------------------------------------------------
> mti_lic          mtil       INT    0               <=    YES         YES        0
>
> We have one queue per host that is configured like this
>
> complex_values       mti_lic=1,cynth_lic=4,gridtest=1,coware_lic=0
>
> And we have set a global limit using qconf -me global, that is configured like this.
>
> complex_values             coware_lic=0,bg_lic=1,syn_lic=1,ncvlog_lic=1,mti_lic=8,cynth_lic=100,gridtest=100
>
> We have a total of 30 nodes, and when we launch one of our regression runs, we sometimes end up in a situation
> where we have 14 jobs that request mti_lic running at the same time.  If I do qstat -f <jobnum> on one of the jobs still
> waiting in the queue, it reports that gc:mti_lice=-6.  How is it possible for a job to get schedule when the resource has
> already reach its limit?
>
> How can this happen.
>
> Thanks,
>
> GT
>
>
>
>
> ________________________________________________________________
>
>
>
>   Gary Thomas                  Senior Software Engineer
>
>   FORTE Design Systems              Tel:   (425)869-4227 x116
>
>   16150 NE 85th Street, Suite 214   Fax:   (425)869-4229
>
>   Redmond, WA  98052
>
>   email: gthomas at ForteDS.com        WEB:   http://www.ForteDS.com <http://www.forteds.com/>
>
> ________________________________________________________________
>
>
>
>
>
>

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