[Mauiusers] requesting 16 cpus on entire nodes as opposed to fragmented

Rahul Nabar rpnabar at gmail.com
Fri May 15 21:33:56 MDT 2009


On Fri, May 15, 2009 at 12:40 PM, James A. Peltier <jpeltier at fas.sfu.ca> wrote:
> If you specify -l nodes=16 you would end up with either 2 nodes with 8 cores
> each being fully populated or any combination thereof.
>
> For example, when I issue the above statement on my cluster I get.
>

Thanks James. But my point was slightly different. Is there a way to request :

2 full nodes if at all possible;
BUT
if CPUs are going to lie idle for a "long" (ill defined) time then
allot any 16 cpus but trying to minimize fragmentation as much as
possible.

-- 
Rahul


More information about the mauiusers mailing list