From: Sergio Devojno Bruder (no email)
Date: Sun Nov 06 2005 - 23:46:56 EST
David Lang wrote:
>(..)
> I was recently doing some testing of lots of small files on the various
> filesystems, and I ran into a huge difference (8x) depending on what
> allocator was used for ext*. the default allocator changed between ext2
> and ext3 (you can override it as a mount option) and when reading 1M
> files (10 dirs of 10 dirs of 10 dirs of 1000 1K files) the time to read
> them went from ~5 min with the old allocator useed in ext2 to 40 min for
> the one that's the default for ext3.
>
> David Lang
>
(!!) Interesting. You said mount options? man mount man page only show
me data=journal, data=ordered, data=writeback, etcetera.
How can I change that?
-- Sergio Bruder ---- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
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