Subject: Re: Poor disk performance
To: Ari Sovijärvi <apz-list@2304.org>
From: Pavel Cahyna <pavel.cahyna@st.mff.cuni.cz>
List: netbsd-help
Date: 05/04/2005 12:14:49
Hello,

On Wed, 04 May 2005 08:52:49 +0300, Ari Sovijärvi wrote:

> The problem is that S2's disk performance is a lot slower than Pi's. 
> Naturally there must be some performance penalty for having 5400RPM drives, but 
> the outcome is that Pi seems to be over 10 times faster at disk IO. They both 
> have RAID1 root with RAIDframe and follow the "only one device per bus"-rule.

What does 
dkctl wdX getcache 
print? Try it for all disks on both machines.

Bye	Pavel