I have 7.4 Director and Windows Binaries.
No issues thus far.
Windows Server 2012 Deduplication and Previous Versions enabled
Sent from Mail for Windows 10
From: Norbert Gomes
Sent: Wednesday, December 14, 2016 7:32 AM
To: bacula-users@lists.sourceforge.net
Subject: Re: [Bacula-users] Win2012 integrated deduplication
OK thank you for these precisions, we'll give it a try in next weeks (or
months ?).
Or if someone in this list has already tried ? :-)
And for the other, has a workaround, disable Windows deduplication or
you will get some surprises at restore !
Regards
Norbert
Norbert GOMES
Le 14/12/2016 à 13:22, Kern Sibbald a écrit :
> The Bacula version 5.2 Windows File daemon did not understand anything
> about the new Windows features (compression, deduplication, Unix style
> links, ...).
>
> However the File daemon has evolved significantly, and now Bacula
> *should* be aware of most all the new Windows stuff. Since I do not run
> Windows and especially Window dedup volumes, I cannot guarantee that it
> works, but in principal it should. However, you need a Bacula version
> 7.4.4 Director, SD and a 7.4.4 Windows FD.
>
> Best regards,
> Kern
>
> On 12/14/2016 12:38 PM, Josip Deanovic wrote:
>> On Wednesday 2016-12-14 11:32:40 Raymond Burns Jr. wrote:
>>> Hmmmm... Why did you disable deduplication? I am backing up several
>>> windows machines with it on.
>> Check the quoted part of the first message.
>>
>>
>>> On Wed, Dec 14, 2016, 5:20 AM Norbert Gomes
>>> <norbert.go...@univ-orleans.fr>
>>> wrote:
>>>> Hello,
>>>>
>>>> I'm back with this post.
>>>>
>>>> To get reliabled backups, we have disabled the deduplication in the
>>>> Windows Servers.
>>>>
>>>>
>>>> Is there another solution to correctly backup with Bacula Windows
>>>> deduplicated servers ?
>>>>
>>>>
>>>> Regards,
>>>>
>>>> Norbert
>>>>
>>>> Le 30/11/2016 à 11:44, Norbert Gomes a écrit :
>>>>> Hi,
>>>>>
>>>>> We realize today that certain of our Windows backups are incomplete.
>>>>>
>>>>> The backup log returns OK, but the size of the backuped data is
>>>>> clearly
>>>>> not the size of the real data (7 GB backuped instead of 130 GB, with
>>>>> 20% compression)
>>>>>
>>>>> When we restore a full backup, a lot of files have a size of 0
>>>>>
>>>>> It seems to be due to the Windows build-in deduplication, according
>>>>> to
>>>>> this 2013 post
>>>> http://www.backupcentral.com/phpBB2/two-way-mirrors-of-external-mailin
>>>> g-lists-3/bacula-25/windows-server-2012-with-built-in-deduplication-12
>>>> 2330/>
>>>>> Is there any workaround (newer version of Bacula, patch ?), or the
>>>>> only
>>>>> solution is to disable the Windows deduplication ?
>>>>>
>>>>>
>>>>> Regards
>>>>>
>>>>> Norbert
>>>> ----------------------------------------------------------------------
>>>> -------->
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