This is my machinefile
Each cluster node has 2 processors. I launch my application with 3
processes, one on node-1-16 (manager) and two on node-1-17(workers). Two
processes on node-1-17 communicate each other.
2011/3/27 Michele Marena <michelemarena_at_[hidden]>
> My application performs good without shared memory utilization, but with
> shared memory I get performance worst than without of it.
> Do I make a mistake? Don't I pay attention to something?
> I know OpenMPI uses /tmp directory to allocate shared memory and it is in
> the local filesystem.
> I thank you.