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It will, assuming it sees both links in the same rsync run.
On 01/23/2016 11:46 AM, dbonde+forum+rsync.lists.samba....@gmail.com
wrote:
> On 2016-01-21 09:20, dbonde+forum+rsync.lists.samba....@gmail.com
> wrote:
>> I run a rsync job transferring about 45 million
>> files/approximately 1.8 TB data (a Mac OS X Time Machine backup)
>> over a 100 MBit connection.
>>
>> I use rsync 3.1.1 from MacPorts (I first tried the built in
>> rsync, version 2.6.9, since it has a Mac OS X specific cache
>> parameter, but it ran out of memory) with the following
>> parameters
>>
>> % rsync -HzvhErlptgoDW --stats --progress --out-format="%t %f
>> %b" /source/ /destination/
>
> Well, after some examination I found at least one problem with
> this transfer (that is still running): hard links are not
> preserved:
>
> This is how a certain file looks at the source where it is backed
> up on several locations using hard links:
>
> source volume:
>
> zsh-% ls -i "/…/backups/2011-06-23-040258/Pictures/DSCF0748.JPG"
> 9236871 /…/backups/2011-06-23-040258/Pictures/DSCF0748.JPG
>
> zsh-% ls -i "/…/backups/2010-12-18-070445/Pictures/DSCF0748.JPG"
> 9236871 /…/backups/2010-12-18-070445/Pictures/DSCF0748.JPG
>
>
> destination volume:
>
> zsh-% ls -i "/…/backups/2011-06-23-040258/Pictures/DSCF0748.JPG"
> 20765913 /…/backups/2011-06-23-040258/Pictures/DSCF0748.JPG
>
> zsh-% ls -i "/…/backups/2010-12-18-070445/Pictures/DSCF0748.JPG"
> 704428 /…/backups/2010-12-18-070445/Pictures/DSCF0748.JPG
>
> As you can see the inode number is the same on the source volume
> while it is completely different on the destination volume.
>
> Why are my hard links not preserved? I thought the purpose with -H
> was to transfer the hard links rather than the file itself.
>
- --
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Kevin Korb Phone: (407) 252-6853
Systems Administrator Internet:
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