> I confess I am now confused. What version of OMPI are you using? > > FWIW: OMPI was updated at some point to detect the actual cores of an > external binding, and abide by them. If we aren't doing that, then we have a > bug that needs to be resolved. Or it could be you are using a version that > predates the change. > > Thanks > Ralph
Hi Ralph, I'm using OMPI version 1.4.2. I can upgrade and try it out if necessary. Is there anything I can give you as potential debug material? Cheers, Chris -- Dr Chris Jewell Department of Statistics University of Warwick Coventry CV4 7AL UK Tel: +44 (0)24 7615 0778