Re: [reiserfs-list] ReiserFS on RAID5 Linux-2.4 - speed problem

[Rene Rebe <rene.rebe@gmx.net>]

On Thu, 29 Nov 2001 13:36:08 -0800
Torrey Hoffman <torrey.hoffman@myrio.com> wrote:

> René Rebe wrote:
> [...]
> > I run ReiserFS on a RAID5 (of 3 IDE disks) using the latest 
> > 2.4.(e.g.16)
> > kernel for weeks. It works well except that is is painfully 
> > slow. 
> [...]
> 
> You are not the only one with these problems...

Have you tryed:

echo 1023 > /proc/sys/vm/max-readahead

(power of 2 -1) found in some -ac or 2.4.16 kernel. I was amazed that
it might accelerated my setup by a factor of 2 ? (I still have
to verify this ...)

[...]

> Happy to help test and debug... please send suggestions.
> 
> Torrey Hoffman
> 



k33p h4ck1n6
  René

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René Rebe (Registered Linux user: #127875 <http://counter.li.org>)

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