[GE users] question about "top" on nodes

reuti reuti at staff.uni-marburg.de
Fri Nov 20 11:33:58 GMT 2009


Hi,

Am 18.11.2009 um 12:54 schrieb multiscale:

>   I am a new GE user.I met the question following:
> When I submit a task which using "-pe 8 mpi" in my .sh file, after  
> "qstat -f",I can see
> the task was divided to two nodes for each one use 4 processors.But  
> when I "ssh" to
> each nodes and used "top",I can see that there were 8 processors on  
> one node,at the
> same time,there was not any processor on the other? Did it mean  
> that the task was just
> administered on one node?

then your application isn't integrated with SGE - neither loose nor  
tight. Depending on the MPI library you used you can check the Howtos  
therein:

http://gridengine.info/2005/09/19/parallel-environments-pes-loose-vs- 
tight-integration

-- Reuti

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