Bacula-users

Re: [Bacula-users] VSS reporting files corrupted or unreadable

2011-11-07 13:07:23
Subject: Re: [Bacula-users] VSS reporting files corrupted or unreadable
From: Avery Ceo <aceo AT enterprisehostinginc DOT com>
To: Konstantin Khomoutov <flatworm AT users.sourceforge DOT net>
Date: Mon, 07 Nov 2011 13:05:26 -0500
On Mon, 2011-11-07 at 21:59 +0400, Konstantin Khomoutov wrote:
> On Mon, 07 Nov 2011 11:40:18 -0500
> Avery Ceo <aceo AT enterprisehostinginc DOT com> wrote:
> 
> > We have been running Bacula on Windows with VSS disabled, but would
> > like to turn it on for disaster recovery purposes.  In our tests on a
> > fully patched version of Windows Server 2003, we are running into a
> > problem where files that can be backed up without VSS are being
> > reported as "corrupted or unreadable" when VSS is enabled.  I posted
> > a sample log to http://pastebin.com/NRYgmRQy
> > 
> > This does appear to be a Windows VSS problem rather than an issue with
> > the Bacula client, as the system logs report an ntfs error when it
> > occurs.  A chkdsk did not help.
> > 
> > Has anybody seen this issue before?  Any suggestions on how to resolve
> > it?
> > 
> > Client OS: Microsoft Windows Server 2003, Standard Edition (32 bit)
> > Bacula version: 5.0.3
> Do you run any sort of antivirus software on the server?
> I have identical setup for a bunch of servers and did not ever seen
> anything like what you described.

This server is not running antivirus.  vssadmin also showed no shadow
copies other than Bacula's when I ran the test that generated that
sample log.

It does seem to be an unusual issue.  Searching online, I was only able
to find references to anything similar on pre-SP1 machines.

-- 
Regards,

Avery Ceo
Systems Administrator
Enterprise Hosting


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