[GE users] process to core distribution

Reuti reuti at staff.uni-marburg.de
Fri Oct 17 16:37:31 BST 2008

Am 17.10.2008 um 17:34 schrieb Joseph Hargitai:

>>> ps - also, since you mentioned that possibility of cpus being
>>> already used by other jobs, which is not the case here. What is the
>>> SGE way to make nodes job exclusive the easiest way? We do not want
>>> parallel jobs to mix. They need to own the nodes when running even
>>> when not using all cores.
>> It's an RFE. For now you will need to request
>> - all cores on every machine and adjust the hostlist and slot count
>> to use only the desired number of cores
> that kind of undoes the pe settings and we would need to go into  
> manual hostfile creation.
>> - request an amount of memory, so that there is no memory left for
>> other applications (suppose h_vmem or virtual_free was made
>> consumable and set to a sensible value in the exechopst definition)
> this sounds more promising -
> If there is an SGE wishlist -this should be on it: ability to  
> create a job-exclusive parallel queue.

As said, it's an RFE:


-- Reuti

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