[GE users] SGE-6.0u7: sort by seq_no works only for parallel jobs.

Olesen, Mark Mark.Olesen at emcontechnologies.com
Thu Sep 25 14:29:19 BST 2008

> after hours of debugging I have just discovered a very peculiar
> phenomenon.  Our customer has sorted hosts within one queue by
> sequence numbers in order to get jobs running on fast machines
> first.  This works as expected for jobs requesting a PE.  But it
> does not work for serial jobs.  Strange enough, those are sorted
> neither by seqno nor by load.

A few months ago I posted about a similar issue with 6.1u3 where the
seqno is apparently ignored when dispatching parallel jobs. I don't know
if this also applies to serial jobs, since I never have any.

I'm really hoping this strangeness is gone in 6.2 (since dispatch and
scheduling have been re-worked) ... I just need time to

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