Re: [OMPI users] How to set paffinity on a multi-cpu node?

2006-11-28 Thread shaposh
In the machinefile, add for each node with M cpus: myhost@mydomain slots=N cpus_allowed=, being the subset of 0..M-1 in some yours-to-decide format and with yours-to-decide default values. Best Regards, Alexander Shaposhnikov On Wednesday 29 November 2006 06:16, Jeff Squyres wrote: > There is

[OMPI users] How to set paffinity on a multi-cpu node?

2006-11-25 Thread shaposh
Hello, i cant figure out, is there a way with open-mpi to bind all threads on a given node to a specified subset of CPUs. For example, on a multi-socket multi-core machine, i want to use only a single core on each CPU. Thank You. Best Regards, Alexander Shaposhnikov