[Swift-devel] remote queue capacity

Ben Clifford benc at hawaga.org.uk
Mon Apr 30 15:45:25 CDT 2007




On Mon, 30 Apr 2007, Veronika  V. Nefedova wrote:

> When I was testing today with large job submissions to TG I hit one very
> interesting limit -- the *total* number of jobs in the queue. Not just my own
> jobs in the queue - but the total queue capacity. So TG support asked if we
> could watch out for this message below and not submit any jobs at the moment:
> 
> qsub: Maximum number of jobs already in queue
> 
> For example, I could have 4 jobs in the queue and be trying to submit the 5th
> job, when I
> get that message.  If the total aggregate jobs by ALL users exceeds 2048 (the
> number specific to TG-NCSA), I'll
> get that message.
> 
> Can Swift be aware of such limitations - i.e. can we have some safeguards
> against this situation?

is that going through GRAM or pbs directly?

-- 



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