Re: [Bug-tar] Inquiry - incremental archives using the --directory option not supported ?

[Jérome Foucher]

On 17 oct. 2010, at 18:33, Sergey Poznyakoff wrote:

> Jérome Foucher <address@hidden> ha escrit:
> 
>> But let's say machine A is now dead. I move on to machine B, and
>> extract the level 0 archive 
>> 
>> I then add a file in the Mail folder and try to create a level 1
>> archive using the same command line as above.
> 
> Do you use the snapshot file from the machine A?

Yes.


>  If so, then it's
> natural: snapshot files contain (among other info) device and inode
> numbers for all directories in the archive.  On machine B these numbers
> are different, which triggers a full backup.

Is the "--no-check-device" option supposed to avoid such a problem ?

And why does it work (for me working means that it correctly identify the files 
that have been added/removed/modified) when I pass the absolute paths ?

Jérome