From: "H. Peter Anvin" <hpa@zytor.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Brad Campbell <brad@wasp.net.au>, linux-raid@vger.kernel.org
Subject: Re: RAID-6: help wanted
Date: Sun, 24 Oct 2004 00:17:50 -0700 [thread overview]
Message-ID: <417B571E.4060406@zytor.com> (raw)
In-Reply-To: <417B5529.2070709@zytor.com>
H. Peter Anvin wrote:
>>
>> It'll be about 40 minutes until it's uploaded, because of the 80 MB
>> data file.
>>
>> This will create a RAID-6 volume on a loopback device, fail a unit,
>> and then write a bunch of stuff, which will corrupt the filesystem.
>> The corruption only happens when writing to a volume that is running
>> in degraded mode; it seems to happen both with 1 and 2 disks missing.
>>
For all I know, too, the data file can be any large collection of
small-to-medium size files (I think it currently contains a Linux kernel
build tree), so downloading it all might not be necessary.
-hpa
next prev parent reply other threads:[~2004-10-24 7:17 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
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 [this message]
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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