choosing a file system

[John Madden]

> 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
jmadden at ivytech.edu