Volker Armin Hemmann <[EMAIL PROTECTED]> wrote:

> > Oh, and according to this benchmark
> > http://linuxgazette.net/122/piszcz.html
> > reiserfs does not deserve its speed fame.
>
> they tested crap.
>
> As I wrote in the other mail. XFS and reiserfs turn on barriers by default, 
> ext3 turns them off.
> With barriers on for ext3 it looses 30%(!). reiserfs and xfs don't suffer as 
> much, but suffer they do. So if the test did not turn on or off barriers for 
> all fs who support them, ext3 had an unfair advantage.
>
> And you want barriers. 

I am not sure what you call "barriers"....

ext3 slows down by 400% if you call fsync(2) after copying single files.

UFS on Solaris slows down by 10% only because UFS has been optimized for best 
speed _and_ best data integrity.

Jörg

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