Bacula-users

Re: [Bacula-users] incremental backup

2011-04-14 04:56:09
Subject: Re: [Bacula-users] incremental backup
From: Jeremy Maes <jma AT schaubroeck DOT be>
To: bacula-users AT lists.sourceforge DOT net
Date: Thu, 14 Apr 2011 10:53:24 +0200
Op 14/04/2011 9:55, Graham Keeling schreef:
> On Thu, Apr 14, 2011 at 08:48:37AM +0100, Gavin McCullagh wrote:
>> Hi,
>>
>> On Thu, 14 Apr 2011, ruslan usifov wrote:
>>
>>> I'm new in bacula world so have a question:
>>>
>>> If i do incremental backup. For example veri big file change only few bytes
>>> i it, what bacula do send all file, or only changed part of file?
>> It backs up the whole file each time a single byte or more changes.
> To be more accurate:
> It backs up the whole file when its timestamp changes, though I don't recall
> whether it is the mtime or the ctime. It might be configurable.
>
During normal operation bacula will check for changes to BOTH mtime and 
ctime. You can force it to only check mtime with the "mtimeonly = yes" 
option but that isn't recommended.

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