From: "H. Peter Anvin" <hpa@zytor.com>
To: Andre Noll <maan@systemlinux.org>
Cc: Goswin von Brederlow <goswin-v-b@web.de>, linux-raid@vger.kernel.org
Subject: Re: Why do I need 4 disks for a raid6?
Date: Wed, 01 Apr 2009 13:36:58 -0700 [thread overview]
Message-ID: <49D3D06A.50800@zytor.com> (raw)
In-Reply-To: <20090401174729.GW17185@skl-net.de>
Andre Noll wrote:
>
> Out of curiosity, why is any special-casing needed for the 3-disk case?
>
As I remember it, at least one of the optimized calculation loops didn't
like the case of only one data drive.
-hpa
next prev parent reply other threads:[~2009-04-01 20:36 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-17 19:12 Why do I need 4 disks for a raid6? Goswin von Brederlow
2009-03-18 3:41 ` david.geib
2009-03-18 9:50 ` Goswin von Brederlow
2009-03-18 18:12 ` david.geib
2009-03-18 12:18 ` Andre Noll
[not found] ` <49C0EA5F.9070901@vshift.com>
2009-03-18 12:35 ` Andre Noll
2009-03-18 14:08 ` Goswin von Brederlow
2009-03-18 14:26 ` Robin Hill
2009-03-18 18:48 ` Goswin von Brederlow
2009-04-01 16:08 ` H. Peter Anvin
2009-04-01 17:47 ` Andre Noll
2009-04-01 20:36 ` H. Peter Anvin [this message]
2009-04-01 18:07 ` Goswin von Brederlow
2009-04-01 19:05 ` H. Peter Anvin
2009-03-19 23:35 ` Neil Brown
2009-03-20 10:20 ` Goswin von Brederlow
2009-03-23 20:20 ` Nifty Fedora Mitch
2009-03-24 19:32 ` Goswin von Brederlow
2009-04-01 16:09 ` H. Peter Anvin
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