[Swift-user] Why so few nodes ?

Xueyuan Zhou zhouxy at uchicago.edu
Tue Sep 23 13:01:36 CDT 2008


thanks a lot. Yes, the job is not long.


I am wondering, is there any priority setting for different user ? Because 
what I got are really short jobs, but there are quite a few nodes are free, 
instead of being allocated to me.



----- Original Message ----- 
From: "Ben Clifford" <benc at hawaga.org.uk>
To: "Mihael Hategan" <hategan at mcs.anl.gov>
Cc: "Xueyuan Zhou" <zhouxy at uchicago.edu>; <swift-user at ci.uchicago.edu>
Sent: Tuesday, September 23, 2008 12:55 PM
Subject: Re: [Swift-user] Why so few nodes ?


>
> On Tue, 23 Sep 2008, Mihael Hategan wrote:
>
>> May it be because you're using the "fast" queue, which may have a
>> limitation on the maximum number of nodes you can get at one time?
>
> Another thing might be scheduling delay in the teraport scheduler. Not
> relly sure if that would affect things, but the jobs in this workflow seem
> quite short.
>
> At least based on the Submitted->Active->Completed transitions in karajan,
> jobs seem to only take 10..45 seconds.
>
> See the graph I just added titled:
>
> karajan active JOB_SUBMISSION cumulative duration
>
> on
> http://www.ci.uchicago.edu/~benc/tmp/report-test1M-20080922-2203-gamhpzp1/
>
> -- 
>
> 




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