[AMBER] pmemd cuda MPI and PBS_GPUFILE

From: Scott Brozell <sbrozell.rci.rutgers.edu>
Date: Tue, 6 Nov 2012 01:24:45 -0500

Hi,

http://ambermd.org/gpus/#Running
" Ideally you would have a batch scheduling system that will set everything up for you correctly "

In fact, PBS does just that with its PBS_GPUFILE, e.g.,
#PBS -l nodes=2:ppn=x:gpus=2
...
cat $PBS_GPUFILE
cat /var/spool/batch/torque/aux//517906.batch.edugpu
n0659-gpu1
n0659-gpu0
n0658-gpu1
n0658-gpu0

And a reliable PBS source indicates that the PBS_GPUFILE and its syntax are stable.
When will pmemd support PBS_GPUFILE ?

Please provide a workaround script that takes a $PBS_GPUFILE and spews
all the necessary environment variables to run on the specified gpus.

thanks,
scott


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Received on Mon Nov 05 2012 - 22:30:04 PST
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