Re: converting decremental to full backup

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On 02/06/2019 16:38, Matus UHLAR - fantomas wrote:

[...]
> 
> ... but seems I didn't do through the docs deeply enough ...
> 
[...]
> 
> ... because they seemed too cryptic for me.

Yes, this is the drawback of command-line when you need a rich and
flexible feature in the middle of many other features...

> but now, I hope it's documented and can be found in the net.

the reference for dar documentation is the man page ("man dar" under
Unix) which is also available online at

http://dar.linux.free.fr/doc/man/index.html

there is also some tutorials flying around which may help for commonly
used features (overwriting policy is rather an advanced feature, right),

http://dar.linux.free.fr/doc/

> 
>> last in case there is no conflict the overwriting policy does
>> not apply, this should only occur if a file has been removed from
>> time 1 to time 2 which means a entry fully saved and only present
>> in decr1, such entry is then added to the resulting archive, as
>> expected.
>> 
>> The situation where an entry is only present in full2 should not 
>> arrive: such entry would have been created at time 2 and doing
>> the decremental backup, a "detruit" entry would have been added
>> into decr1 to indicate this entry to be removed from filesystem
>> when restoring decr1 over full2, thus the overwriting policy
>> would be triggered as explained above leading to completely
>> ignore such entry.
>> 
>> I hope the explanation are not too confusing :-)
> 
> I don't think so. Thank you!

You are welcome,
Denis
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