On Thu, 24 Apr 2014 12:24:23 PM Joe Landman wrote: > Yeah, that was the other thing I'd forgotten about. Might want to tweak > Cstates to C1. It could be going over-power and throttling. Turn of > ASPM and other (fairly painful) things.
This Mellanox document has some useful information on that (and other settings that can affect performance). http://www.mellanox.com/related-docs/prod_software/Performance_Tuning_Guide_for_Mellanox_Network_Adapters.pdf cheers, Chris -- Christopher Samuel Senior Systems Administrator VLSCI - Victorian Life Sciences Computation Initiative Email: [email protected] Phone: +61 (0)3 903 55545 http://www.vlsci.org.au/ http://twitter.com/vlsci _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
