[torqueusers] How to submit jobs for SMP

Garrick Staples garrick at usc.edu
Wed Feb 23 02:03:34 MST 2005


On Wed, Feb 23, 2005 at 09:45:35AM +0100, tegner alleged:
> Is there a way to enforce this behavior? That is, only allow 
> reservations on "full" nodes (we want to prevent different users to have 
> access to the same node).

That's up to your scheduler, not torque.  If you are using Maui, you can use
"NODEACCESSPOLICY SINGLEJOB" in your maui.cfg.  I'm not sure about
other schedulers.


> Garrick Staples wrote:
> 
> >On Wed, Feb 23, 2005 at 12:39:23PM +0530, Amitay Isaacs alleged:
> > 
> >
> >>Hi,
> >>
> >>I have a 16-node cluster with each node a SMP Xeon box. Is there a way
> >>in torque to submit a job which will get scheduled on 2 CPUs within 
> >>the same node? Currently all 2-CPU jobs (-l nodes=2) get submitted on
> >>different nodes. 
> >>   
> >>
> >
> >Tell the scheduler how many CPUs you would like on each node with ppn, ie: 
> >-l
> >nodes=2:ppn=2  (4 CPUs total, on 2 machines)

-- 
Garrick Staples, Linux/HPCC Administrator
University of Southern California
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