Subject: Re: RAID on motherboard
To: Ignatios Souvatzis <ignatios@theory.cs.uni-bonn.de>
From: Brian A. Seklecki <lavalamp@spiritual-machines.org>
List: port-i386
Date: 10/20/2002 02:15:24
On Tue, 17 Sep 2002 @ 10:29am (+0200), Ignatios Souvatzis wrote:

IS> Hello,
IS>
IS> On Sat, Aug 17, 2002 at 08:18:47AM +0200, Wojciech Puchar wrote:
IS>
IS> > BTW if you need RAID0&RAID1 only it needs almost no CPU power with
IS> > raidframe, but 2 times more memory bandwidth for RAID1 writes.
IS> > if you need RAID0 only use ccd(4)
IS>
IS> I've read this advice more than once - but why? Our kernel RAID support
IS> has also self-configuration after bootup - so I'd expect it to be a bit

...there's some stupid stuff with kernel raidframe...for starters, you can't
RAID0 across volumes/components of different geometries.

-lava

IS> more robust than ccd - or am I wrong?
IS>