[Kappa-users] Guaranteed number of nodes for green partition

Per Lundqvist perl at nsc.liu.se
Fri Jan 14 10:14:33 CET 2011


On Wed, 17 Nov 2010, Per Lundqvist wrote:

> On Tue, 16 Nov 2010, Per Lundqvist wrote:
> 
> > 
> > [ This information affects only current users of the green partition of Kappa ]
> > 
> > Since new members have arrived in respective group using the green
> > partition of Kappa the guaranteed nodes limit has been updated for both
> > groups:
> > 
> > The limit is computed as: round(nodes/users * oversubscribe), where
> > nodes currently is 29 and oversubscribe is 2.0:
> > 
> >    liu1 = round(29/13 * 2) = 4
> >    liu5 = round(29/17 * 2) = 3
> 
> Correction, the number of users in the group were mixed up (in the
> mail only). The correct limits are:
> 
>     liu1 = round(29/17 * 2) = 3
>     liu5 = round(29/13 * 2) = 4

As agreed upon the last user meeting the oversubscribe factor has been
increased from 2.0 to 2.5, resulting in the following new limits:

     liu1 = round(29/19 * 2.5) = 4
     liu5 = round(29/16 * 2.5) = 5

/Per

-- 
Per Lundqvist

National Supercomputer Centre
Linköping University, Sweden

http://www.nsc.liu.se


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