Greg Lindahl wrote: > On Sat, Jun 17, 2006 at 02:36:22AM +0100, Vincent Diepeveen wrote: > >> Several persons replied and not a SINGLE ONE of them talks about >> one way pingpong latency, which is one of the most important features >> of a highend network for *many* applications. > > Actually several of them did mention it, but I guess you (and they) > haven't seen my talk where I show some real applications where the > rate that you can send small messages is the dominant predictor of > performance. e.g. InfiniPath is 2X lower ping-pong latency, but can > get much better than 2X the performance on real applications, if > they're streaming small messages.
LAMMPS is like this. > > -- greg > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf -- Joseph Landman, Ph.D Founder and CEO Scalable Informatics LLC, email: [EMAIL PROTECTED] web : http://www.scalableinformatics.com phone: +1 734 786 8423 fax : +1 734 786 8452 or +1 866 888 3112 cell : +1 734 612 4615 _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
