Re: [OMPI users] Accessing Process Affinity within MPI Program

2015-01-07 Thread Jeff Squyres (jsquyres)
Mmm. No, there's no Java binding for this one -- we didn't define an extension interface for the Java bindings. Sorry! On Jan 7, 2015, at 12:47 AM, Saliya Ekanayake wrote: > Thank you Jeff. I guess there is no Java binding for this function. > > On Tue, Jan 6, 2015 at 4:37 PM, Jeff Squyres

Re: [OMPI users] Accessing Process Affinity within MPI Program

2015-01-07 Thread Saliya Ekanayake
Thank you Jeff. I guess there is no Java binding for this function. On Tue, Jan 6, 2015 at 4:37 PM, Jeff Squyres (jsquyres) wrote: > Sorry for the delay in answering this; this mail came after I disappeared > for the US holidays. > > Yes -- through an Open MPI extension (you must configure Open

Re: [OMPI users] Accessing Process Affinity within MPI Program

2015-01-06 Thread Jeff Squyres (jsquyres)
Sorry for the delay in answering this; this mail came after I disappeared for the US holidays. Yes -- through an Open MPI extension (you must configure Open MPI with --enable-mpi-ext=affinity or --enable-mpi-ext=all). See: http://www.open-mpi.org/doc/v1.8/man3/OMPI_Affinity_str.3.php On

[OMPI users] Accessing Process Affinity within MPI Program

2014-12-21 Thread Saliya Ekanayake
Hi, Is it possible to get information on the process affinity that's set in mpirun command within the MPI program? For example I'd like to know the number of cores that a given rank is bound to. Thank you -- Saliya Ekanayake Ph.D. Candidate | Research Assistant School of Informatics and Computi