On 03/05/2010 09:01 AM, Josh Malone wrote:
> Also - you need a good filesystem to handle lots (or even not so many) of
> backups. I reently switched from EXT3 to EXT4 and saw on order of magnitude
> (I kid you not, 10+ hours to 1) reduction in the backup time and system
> load. Unfortunately, I think this introduced some problems in the RHEL5
> ext4 code so I also switched from 32-bit RHEL5 to 64-bit -- that seems to
> have cleared up the problems.

When you switched to ext4 and got this performance improvement, did 
you simply upgrade your existing ext3 volumes via tune2fs, or did you 
rebuild the entire filesystem so that the existing on-disk structures 
were migrated as well?

Cheers,
Raman

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