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SubjectRe: 2.5.32 IO performance issues
On Thu, 29 Aug 2002, Badari Pulavarty wrote:

> I am having severe IO performance problems with 2.5.32 (2.5.31 works fine).
> I was wondering what caused this.
>
> As you can see, IO rate went from
>
> 384MB/sec with 6% CPU utilization on 2.5.31
> to
> 120MB/sec with 19% CPU utilization on 2.5.32
>
> Any idea ?

384 MB/s is suspiciously fast. What kind of disk subsystem
do you have to achieve that speed ?

Or did 2.5.31 keep the dirty data in memory, instead of
writing it to disk ? ;)

regards,

Rik
--
Bravely reimplemented by the knights who say "NIH".

http://www.surriel.com/ http://distro.conectiva.com/

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