What filesystems were/are you using with CentOS and SLES? Cheers,
Bernard > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Tim Moore > Sent: Monday, September 11, 2006 9:56 > To: beowulf@beowulf.org > Subject: [Beowulf] NFS Performance using SLES 10 > > Hello All! > > I have a small two-node cluster with AMD64 Opteron > processors. It was > running Centos 4 and NFS performance was good while not hindering > performance. I replaced Centos with SLES 10 about 2 weeks > ago and just > now got around to really hitting it hard submitting jobs. Processes > that normally took about 15 seconds such as normal IO (each processor > writes its own data file) now require 10-15 minutes. When I observed > the IO status, I saw that I could probably write the file by > hand faster > than the 2nd node was writing the files to the server. I > would have to > check but I think the mobo has integrated broadcom ethernet. I have > tried the usual tweaks with respect to rsize and wsize and > performance > seemed to worsen if it changed at all. > > Has anyone experienced similar issues? And/Or does anyone have > suggestions outside the wsize and rsize? > > Thanks! > Tim > > -- > Timothy W. Moore > President & Chief Scientist, Special Programs > > Trident Consulting Group, Inc. > 600 Boulevard South, Suite 106 > Huntsville, AL 35802 > > Office: (256) 882-1001 > Fax: (256) 882-1002 > Cell: (256) 348-9702 > > _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
