From: Paul Slootman <paul+nospam@wurtel.net>
To: linux-kernel@vger.kernel.org
Subject: Re: [dm-crypt] dm-crypt is broken and causes massive data corruption
Date: Thu, 11 May 2006 15:15:29 +0000 (UTC) [thread overview]
Message-ID: <e3vkeh$12h$1@news.cistron.nl> (raw)
In-Reply-To: <20060509190457.GL16180@agk.surrey.redhat.com>
Alasdair G Kergon <agk@redhat.com> wrote:
>On Mon, May 08, 2006 at 07:20:12PM +0200, Tillmann Steinbrecher wrote:
>> it's been many months that dm-crypt has been broken, and is known to
>> cause massive data corruption.
>So far there isn't much in the way of controlled experiments, but:
>
> All the reports agree the problem is independent of filesystem.
>
> One thread suggests only filesystem metadata is corrupted, not file
> data, and wonders if something's going wrong with (unsupported) write
> barriers.
>
> Another report said dm-crypt over raid5 failed while raid5
> over dm-crypt worked.
A data point:
I'm running my /home on reiserfs3 over dm-crypt over lvm over raid5 for
at least a year now, without any problems. Currently running 2.6.13.4
(that's my "stable" work system...).
Paul Slootman
next prev parent reply other threads:[~2006-05-11 15:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-08 17:20 Tillmann Steinbrecher
2006-05-08 17:57 ` [dm-crypt] " Simpson, Brett
2006-05-08 18:27 ` Christophe Saout
2006-05-09 19:04 ` Alasdair G Kergon
2006-05-11 15:15 ` Paul Slootman [this message]
2006-05-11 15:42 ` Andrea Gelmini
2006-05-11 23:17 ` Christian Schmidt
2006-05-12 21:47 ` Dan Merillat
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='e3vkeh$12h$1@news.cistron.nl' \
--to=paul+nospam@wurtel.net \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®