FreeBSD 5.3 I/O Performance / Linux 2.6.10 | Continued
pete at he.iki.fi
Tue Jan 25 15:39:47 PST 2005
Matthias Buelow wrote:
> Petri Helenius wrote:
>> Are you sure you aren't comparing filesystems with different mount
>> options? Async comes to mind first.
> a) ext3 and xfs are logging filesystems, so the problem with
> asynchronous metadata updates possibly corrupting the filesystem on a
> crash doesn't arise.
No, they have a different, though unrelated issues. I didn't notice
which filesystem and which options were used for the benchmarks, that's
why I was asking about it.
> b) asynchronous metadata updates wouldn't have any performance benefit
> on a dd if=/dev/zero of=tstfile.
I was not aware that the tests were this simple.
> c) please cut down your quotes, and write your answers below or
> between the quoted text, instead of the outlook text-above-fullquote
> style. thanks.
I usually do, however in this case it was intentional.
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