[torqueusers] Nodes dual and quad core

Albino Aveleda bino at coc.ufrj.br
Mon Feb 11 07:40:48 MST 2008


My scheduler is torque native, but I can use Maui if it goes to solve 
my problem.
I will install and test using Maui.

Thanks for you help.

Best regards,

Quoting Prakash Velayutham <prakash.velayutham at cchmc.org>:
> Hi,
> Which scheduler are you using? (Torque native / Maui / Moab).
> I am not sure if this is completely supported in Torque, but in Maui/ 
> Moab, there is a property called JOBNODEMATCHPOLICY which can be set  
> Also, in Moab, you can request something like "qsub -lnodes=4" and  
> this will only look for 4 cores.
> And If you would want to get 4 cores from the same node, then you  
> would use "qsub -lnodes=4,tpn=4".
> Or, if you want 2 nodes with 4 cores each, you would use "qsub - 
> lnodes=8,tpn=4" (here the total cores is 8, and the tasks per node is 
>  4, which means a total of 2 nodes). The regular syntax of "qsub - 
> lnodes=2:ppn=4" would not work in Maui/Moab as in Torque.
> Hope that helps.
> Prakash

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