[GE users] Advanced reservation for cluster outage?

reuti reuti at staff.uni-marburg.de
Tue Jan 19 16:05:40 GMT 2010


Hi,

Am 19.01.2010 um 16:57 schrieb s_kreidl:

> I somehow got the AR working as expected with SGE 6.2u3 (qrsub -a  
> 01291200 -e 01291800 -pe "openmpi-8perhost" 1008 -q "*@*" -u my_user)
>
> The problem I encounter now, is that users have a hard time to get  
> to know anything about the existing AR:
>
> 1. "qhost -q" shows the reserved slots for one of the two queues  
> (par.q) we have, but shows nothing for the other queue (all.q -  
> historic reasons), for which the reservation obviously does have  
> the desired consequences too.
>
> 2. "qstat -j" gives no hint on any ongoing reservation for parallel  
> pending jobs (only jobs explicitly sent to the "non-reserved" queue  
> all.q do show "cannot run at host [...] due to a reservation"  
> messages)
>
> 3. "qstat -f" shows no reservation in the triple slot display of  
> any queue instance
>
> 4. "qstat -g c" shows no reservation at all

does:

$ qrstat -u "*"

(note the r in qstat) help?

-- Reuti

>
>
> I do have two questions/concerns now:
>
> 1. Am I missing some standard procedure making ARs visible to the  
> user as a reason for their pending jobs - is an update to 6.2u5  
> necessary?
>
> 2. If not, I'd like to make an RFE of some kind, but as I  
> understand too little about the internal workings of SGE and AR,  
> I'd like to put this to discussion.
>
>
> Any thoughts would be much appreciated.
> Thanks,
> Sabine
>
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