lkml.org 
[lkml]   [2006]   [May]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [dm-crypt] dm-crypt is broken and causes massive data corruption
Date
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

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-05-11 17:17    [W:1.579 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site