On Wed, 2008-06-04 at 11:43 -0700, Scott Shaw wrote: > Hi, I was wondering if anyone had any comments with regarding to my > posting of questions. Am I off base with my questions or is this the > wrong forum for these types of questions? > > > > > Hi, I hope this is the right forum for my questions. I am running > into a > > problem when scaling >512 cores on a infiniband cluster which has > 14,336 > > cores. I am new to openmpi and trying to figure out the right -mca > options
I don't have any real answerr to you question except that i have had no problems running HPL on our 672 node dual quad core = 5376 cores with infiniband. We use verbs. I wouldn't touch the oob parameters since it uses tcp over ethernet to setup the environment. -- Ake Sandgren, HPC2N, Umea University, S-90187 Umea, Sweden Internet: a...@hpc2n.umu.se Phone: +46 90 7866134 Fax: +46 90 7866126 Mobile: +46 70 7716134 WWW: http://www.hpc2n.umu.se
