That's fine. In that case, you just compile it with your MPI implementation and do something like this:
mpiexec -np 2 -H masterhostname,slavehostname ./osu_latency There may be some all-to-all latency tools too. I don't really remember. Lloyd Brown Systems Administrator Fulton Supercomputing Lab Brigham Young University http://marylou.byu.edu On 08/21/2012 03:41 PM, Maginot Junior wrote: > Sorry for the type, what I meant was "and" not "em". > Thank you for the quick response, I will take a look at your suggestion