> Once, there was a bad shutdown corrupting ext3fs and we spent 6 hours on an > fsck. > Next we discovered that our backup system was going slower and slower. We > just pointed out that it was due to fragmentation, and guess what, there's > no online defrag tool for ext3.
Sure it isn't due to the number of files on those filesystems? File-level backups will slow down linearly as the filesystems grow, of course. I "solve" this by adding more spools (up to 8 at the moment with about 350k mailboxes) so they can be backed up in parallel. All on ext3. John -- John Madden Sr. UNIX Systems Engineer Ivy Tech Community College of Indiana jmad...@ivytech.edu ---- 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
