[Bug 666494] Re: Data Corruption bug in GlusterFS 3.0.2

[Stefano Rivera]

** Bug watch added: bugs.gluster.com/cgi-bin/bugzilla3/ #639
   http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=639

** Also affects: glusterfs via
   http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=639
   Importance: Unknown
       Status: Unknown

-- 
Data Corruption bug in GlusterFS 3.0.2
https://bugs.launchpad.net/bugs/666494
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Status in Gluster: Unknown
Status in “glusterfs” package in Ubuntu: New

Bug description:
Impact: data corruption when using GlusterFS with certain options set.
Patch: http://patches.gluster.com/patch/2781/
Reproducing: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=639
Regression potential: none known

As an interim fix I did a backport of GlusterFS 3.0.4 from Maverick to Lucid
https://launchpad.net/~nutznboltz/+archive/glusterfs3
so my systems are safe.

This is the upstream Changelog message:

commit c55134fc0c5ebe952de12757d5c53d463a9c21b5
Author: Anand Avati <avati at gluster.com>
Date: Thu Feb 18 10:28:06 2010 +0000

    server_writev: add proper iobuf into iobref

    this typo results in corruption when write-behind is loaded on server side

    Signed-off-by: Anand V. Avati <avati at blackhole.gluster.com>
    Signed-off-by: Anand V. Avati <avati at dev.gluster.com>

    BUG: 639 (Data corruption with write-behind on server side)
    URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=639

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: glusterfs-server (not installed)
ProcVersionSignature: Ubuntu 2.6.32-25.45-generic 2.6.32.21+drm33.7
Uname: Linux 2.6.32-25-generic i686
Architecture: i386
Date: Mon Oct 25 16:24:24 2010
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100427.1)
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: glusterfs