Thanks Johann, But you couldn't know but we already ran lnet self test unsuccessfully. I wrote results as answer to Brian. What I do not know is if lnet test was good or not with bonding deactivated. I will ask administrators to test it.
Regards. Johann Lombardi a écrit : > On Thu, May 20, 2010 at 10:43:58AM -0400, Brian J. Murrell wrote: >> On Thu, 2010-05-20 at 16:27 +0200, Olivier Hargoaa wrote: >>> On Lustre we get poor read performances >>> and good write performances so we decide to modify Lustre network in >>> order to see if problems comes from network layer. >> Without having any other information other than your statement that >> "performance is good in one direction but not the other" I wonder why >> you consider the network as being the most likely candidate as a culprit >> for this problem. > > Maybe you should start with running lnet self test to compare read & write > performance? > > http://wiki.lustre.org/manual/LustreManual18_HTML/LustreIOKit.html#50598014_pgfId-1290255 > > Johann > > -- Olivier, Hargoaa Phone: + 33 4 76 29 76 25 _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
