[Swift-user] [Swift-devel] gram on ranger

Mihael Hategan hategan at mcs.anl.gov
Thu Oct 20 20:49:46 CDT 2011


On Thu, 2011-10-20 at 16:06 -0500, David Kelly wrote:
> 
> > I think this problem goes back to the idea that providers should
> > interpret "count" as "the number of instances of the executable that I
> > want started" and other parameters should dictate how exactly that
> > count is spread over nodes and cores.
> 
> Mihael,
> 
> In this setup I am using nodeGranularity=16, jobsPerNode=16, and
> maxNodes=16. The SGE submit file could request anywhere between 16 and
> 256 cores in multiples of 16. 
> 
> When I run catsn with -n=2, count is 16. 
> When I run catsn with -n=20, two SGE submit scripts get created, each with count=16. 
> 
> Should count=32 in the second case? Am I misunderstanding what 'count' is? Is there any way to get the exact number of applications?

Coasters?





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