Am 11.04.2013 um 15:46 schrieb Alastair Neil:

> Perfect, thanks for clearing that up for me Reuti.   quick query though - 
> what is the parameter you have listed here as NONE?

Please check the `man queue_conf` entry "hostlist", where the syntax is 
explained.

-- Reuti


> On 11 April 2013 05:42, Reuti <[email protected]> wrote:
> Am 11.04.2013 um 03:59 schrieb Alastair Neil:
> 
> > Ahh I see so I can specify the slots by hostgroup in the qconf.
> 
> Yes.
> 
> 
> >  I'm guessing I should also specify the nodes in the queue by hostgroup too 
> > rather than individually?
> 
> Both is valid with the same result. But using a hostgroup is shorter than 
> indiviual hosts. In your case you will just have two hostgroups for both 
> types of nodes. There is nothing special about @allhosts or all.q - it's just 
> a name of a sample setup and can even be removed in case you don't like or 
> need these definitions.
> 
> 
> > As far as the seq_no that would change the scheduling priority.
> 
> Yes.
> 
> 
> >  If I want the high priority queue to preempt jobs only on the large memory 
> > nodes in the lower priority queue, is that achievable?
> 
> Yes.
> 
> 
> > I was imagining I would define a new queue with only the large memory nodes 
> > hostgroup and then use slot-wise preemption
> 
> Exactly. The same syntax for individual queue instances applies to this entry 
> too, like:
> 
> subordinate_list      NONE,[@fasthosts=slots=64(low.q:0:sr)]
> subordinate_list      NONE,[@fasthosts=low.q=1]
> 
> -- Reuti
> 
> 
> > Thanks, Alastair
> >
> >
> > On 10 April 2013 19:02, Reuti <[email protected]> wrote:
> > Am 11.04.2013 um 00:41 schrieb Alastair Neil:
> >
> > > I have a basic question regarding queue configuration.
> > >
> > > The majority of our compute nodes have 16 cores and therefor the all.q 
> > > has 16 slots.  Some of our nodes however have 64 cores.  I'm guessing 
> > > that just means that the all.q will never fully utilise the cores on 
> > > those nodes.
> >
> > http://gridengine.org/pipermail/users/2012-January/002364.html
> >
> >
> > > The nodes with more cores also have large memory.  Is there some way to 
> > > configure  a queue that would have the right number of slots and get 
> > > priority on these nodes?
> >
> > Please use the above syntax for the entry "seq_no" in the queue 
> > configuration (`man queue_conf`) and change the scheduler configuration as 
> > mentioned in the man page.
> >
> > -- Reuti
> >
> >
> > > Thanks, Alastair
> > >
> > >
> > > _______________________________________________
> > > users mailing list
> > > [email protected]
> > > https://gridengine.org/mailman/listinfo/users
> >
> >
> 
> 


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