On Oct 5, 2007, at 10:01, John Madden wrote: >> I think that this is partly because ext3 does more aggressive read >> ahead >> (which would be a mixed blessing under heavy load), partly because >> reiserfs suffers from fragmentation. I imagine that there is >> probably a >> tipping point under the sort of very heavy load that Fastmail see. > > I second that - reiserfs seems to be truly horrible in write-heavy > situations. Worse, a backup of our remaining reiserfs partition takes > *days* to complete -- 165GB at ~500k/s. And this is a 32-disk > stripe of > fibre channel. I think what truly scares me about reiser is those rather regular posts to various mailing lists I'm on saying "my reiser fs went poof and lost all my data, what should I do?" -rob ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
- LARGE single-system Cyrus installs? Vincent Fox
- Re: LARGE single-system Cyrus installs? John Madden
- Re: LARGE single-system Cyrus installs? Rafael Mahecha
- Re: LARGE single-system Cyrus installs? Jim Howell
- Re: LARGE single-system Cyrus installs? Vincent Fox
- Re: LARGE single-system Cyrus installs? Dale Ghent
- Re: LARGE single-system Cyrus installs? Robert Banz
- Re: LARGE single-system Cyrus installs? Rob Mueller
- Re: LARGE single-system Cyrus installs? David Carter
- Re: LARGE single-system Cyrus install... John Madden
- Re: LARGE single-system Cyrus ins... Robert Banz
- Re: LARGE single-system Cyrus... Gerard
- Re: LARGE single-system Cyrus... Rob Mueller
- Re: LARGE single-system Cyrus install... Rob Mueller
- Re: LARGE single-system Cyrus ins... David Carter
- Re: LARGE single-system Cyrus... Rob Mueller
- Re: LARGE single-system Cyrus... David Carter
- Re: LARGE single-system Cyrus ins... Vincent Fox
- Re: LARGE single-system Cyrus... Todd Lyons
- Re: LARGE single-system Cyrus ins... Andrew Morgan
- Re: LARGE single-system Cyrus... David Lang