[GE users] slot oversubscription

Reuti reuti at staff.uni-marburg.de
Tue Jul 29 16:47:31 BST 2008


Hi,

Am 29.07.2008 um 15:02 schrieb Alois Dirnaichner:

> since I've changed the load formula for our cluster to "slots"  
> according to
>
> http://blogs.sun.com/sgrell/date/20050405
>
> to achieve a fill up configuration, oversubscription of slots per  
> hosts
> occured from time to time:
>
> HOSTNAME                ARCH         NCPU  LOAD  MEMTOT  MEMUSE   
> SWAPTO
> SWAPUS
> ---------------------------------------------------------------------- 
> ---------
> global                  -               -     -       -       -
> -       -
> duncan02                lx24-amd64      8  0.00   15.7G  238.4M
> 16.0G     0.0
>    GHOLA                BP    9/8      d
>
> In spite of
>
> slots=8
>
> in the host conf. and slots defined consumable.
> How could this happen?

did you reduce the number of slots after the change? What is showing  
up when you check the queue with qstat -f -u "*" -q "GHOLA at duncan02"?

-- Reuti

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