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On Wed, 27 May 2009, James Fidell wrote: > Tom Potts wrote: >> On Wednesday 27 May 2009 09:31, Paul Hirst wrote: >>> On Wed, 2009-05-27 at 08:22 +0100, Gordon Henderson wrote: >>>> Anyone using ext4 yet? >>> I've used it on a few desktops where I've installed Ubuntu Jaunty. I >>> haven't seen it crash yet :-) >>> >>> That's about all I can offer for advice. Which I admit is next to >>> useless! I've actually just started using XFS on a few servers where >>> ext3 wasn't going to cut the mustard. >> And why would that be? > > For instance, ext3 performance degrades badly where you have, say, lots > of small files in one directory, as can happen with Maildir mail spools. That particular one was "fixed" in ext3 some years ago with the dir_index option. Makes it use hashed b-trees to store the directory entries. You can specify it at mkfs time, or add it to an existing partition via tune2fs and e2fsck -D ... Gordon -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html