From owner-freebsd-stable  Tue May 28  0:26:49 2002
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Date: Tue, 28 May 2002 00:30:35 -0700 (PDT)
From: Lamont Granquist <lamont@scriptkiddie.org>
To: Greg 'groggy' Lehey <grog@FreeBSD.org>
Cc: Cy Schubert - CITS Open Systems Group <Cy.Schubert@uumail.gov.bc.ca>,
	Kirk Strauser <kirk@strauser.com>, <freebsd-stable@FreeBSD.ORG>
Subject: Re: Hardware RAID vs vinum
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On Tue, 28 May 2002, Greg 'groggy' Lehey wrote:
> On Monday, 27 May 2002 at  6:02:23 -0700, Cy Schubert - CITS Open Systems Group wrote:
> >
> > It turned out that moving the application to hardware RAID improved
> > performance by 40 times.
>
> This can only happen if there's something very wrong with the software
> RAID-5, either the implementation or the configuration.

My first thought was cache on the hardware RAID array.


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