On Sun, Dec 04, 2011 at 10:48:40AM +0100, Marek Królikowski wrote: > From: Joel Becker > Sent: Sunday, December 04, 2011 2:10 AM > To: MarekKrólikowski > Cc: ocfs2-users@oss.oracle.com > Subject: Re: [Ocfs2-users] Slow OCFS2 on very high-end hardware > > On Sat, Dec 03, 2011 at 08:32:30PM +0100, Marek Królikowski wrote: > >> Hello > >> Today i create a cluster with OCFS2. > >> I name servers MAIL1 and MAIL2 > >> Both connect via HBA card with 2 links 4Gbit/s and EMC storage with FC > >> RAID10. > >> Both connect to this same Cisco switch 1Gbit/s line. > >> Hardware is awsome but ocfs2 work verrrry slow. > >> I use Gentoo Linux with Kernel 3.0.6 and ocfs2-tools-1.6.4 that will be > >> postfix/imap/pop3 cluster with maildir support so there will be many many > >> directores and little files. > >> I link /home to my ocfs2 and do few tests but work verry slow... > >> When i write any file on server MAIL1 and try check mailbox from MAIL2 > >> working amazing slow... > >I've gotta ask, what is "amazingly slow" to you? A cluster > >filesystem accessing the same files from two places necessarily is > >slower than local access. But if it is slow enough that you notice it > >by hand, it's probably something in configuration. > >Did you select the 'mail' filesystem type when creating the > >filesystem? This probably shouldn't affect your simple test, but it > >will absolutely help as your system grows. > When i copy any file from/to MAIL1 and enter to home directory (using MC) > where is 7000 users on MAIL2 i need wait 30+ sec.... at normal when i don`t > copy write on ocfs2 i wait 3 sec.
Yeah, that seems really long. Are you using indexed directories? I don't think your multipath setup is the problem. Joel -- "There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle." - Albert Einstein http://www.jlbec.org/ jl...@evilplan.org _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com http://oss.oracle.com/mailman/listinfo/ocfs2-users