[Mauiusers] FLAGS=SPAN?

Garrick Staples garrick at usc.edu
Fri Nov 11 01:21:28 MST 2005


On Wed, Oct 26, 2005 at 04:39:13PM -0400, Andrew J Caird alleged:
> 
> We recently tried to have jobs in a particular class (PBS queue) run on 
> nodes that can be drawn from two different maui PARTITIONS.
> 
> It looked, from the documentation, like the option "FLAG=SPAN", either in 
> a QOSCFG line that is later applied to a CLASSCFG; or directly applied to 
> a CLASSCFG.  But it didn't seem to do anything.  Jobs would run in one 
> queue or the other, but wouldn't span them.  checkjob would produce:
> 
>    job cannot run in partition PART1 (insufficient idle procs available: 4 
>    < 16)
> 
>    cannot select job 77352 for partition PART2 (Class)
> 
> Is there any more documentation on the use of "FLAG=SPAN" that someone can 
> point me to?  I very much suspect that I'm misunderstanding it or have 
> some other, conflicting configuration somewhere in maui or PBS.

I think what you want is "JOBFLAGS=SPAN" for the QOSCFG and CLASSCFG
lines.

-- 
Garrick Staples, Linux/HPCC Administrator
University of Southern California
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