From: Brad Campbell <brad@wasp.net.au>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: RAID-6: help wanted
Date: Sun, 24 Oct 2004 09:26:17 +0400 [thread overview]
Message-ID: <417B3CF9.7090107@wasp.net.au> (raw)
In-Reply-To: <cleqh6$ps4$1@terminus.zytor.com>
H. Peter Anvin wrote:
> Okay, it's well overdue to do this...
>
> There is currently a data-corruption bug in the RAID-6 md layer
> (raid6main.c). I have so far not been successful in locating it,
> although it is easily reproducible, thanks to a set of scripts by Jim
> Paris. I suspect it is a race condition between raid6d and the rest
> of the kernel.
>
> The problem is that I already have way too many projects in flight,
> and I *really* would like to focus the time I have on getting
> klibc/early userspace integrated. Thus, I don't expect to have any
> time at chasing the RAID-6 corruption bug any time soon.
>
> What can be ruled out is errors in the RAID-6 algorithm codes,
> however. Those are easily testable in isolation and have a clean bill
> of health.
Great, can we get a copy of the scripts to try and assist?
Brad
next prev parent reply other threads:[~2004-10-24 5:26 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-23 23:46 RAID-6: help wanted H. Peter Anvin
2004-10-24 5:26 ` Brad Campbell [this message]
2004-10-24 6:46 ` Jim Paris
[not found] ` <417B546C.3050706@zytor.com>
2004-10-24 7:09 ` H. Peter Anvin
2004-10-24 7:17 ` H. Peter Anvin
2004-10-24 7:18 ` Brad Campbell
2004-10-25 5:41 ` Neil Brown
2004-10-25 6:20 ` Jim Paris
2004-10-25 6:24 ` Neil Brown
2004-10-25 6:33 ` Jim Paris
2004-10-25 14:23 ` H. Peter Anvin
2004-10-27 3:38 ` Neil Brown
2004-10-27 5:23 ` H. Peter Anvin
2004-10-27 6:00 ` Jim Paris
2004-10-27 6:03 ` H. Peter Anvin
2004-10-28 1:17 ` H. Peter Anvin
2004-10-28 16:00 ` Jim Paris
2004-10-28 17:48 ` H. Peter Anvin
2004-10-28 17:49 ` H. Peter Anvin
2004-10-29 0:43 ` Neil Brown
2004-10-29 11:48 ` Jim Paris
2004-10-29 12:56 ` Guy
2004-10-29 18:15 ` Jim Paris
2004-10-29 19:04 ` H. Peter Anvin
2004-10-29 19:21 ` Jim Paris
2004-10-29 19:33 ` H. Peter Anvin
2004-10-29 20:28 ` Guy
2004-10-29 20:32 ` H. Peter Anvin
2004-10-29 21:21 ` Guy
2004-10-29 21:33 ` H. Peter Anvin
2004-10-29 12:29 ` Guy
2004-10-27 5:56 ` H. Peter Anvin
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