[Samba] 4.8.5 + TimeMachine = Disk identity changed on every connect, cannot backup

Daniel Smolik smolik at mydatex.cz
Fri Sep 21 18:50:18 UTC 2018

I spent two days looking for the solution. And yet I have  workaround. In first time make backup with AFP. After this 
you can stop AFP and switch to SAMBa and TimeMachine backup works.


> Hi,
> I configured Samba 4.8.5 on Debian (Buster)  with vfs_fruit as a TimeMachine destination and while it detects it and 
> does the initial backup to some extent (30GB out of 200GB),
> TimeMachine then fails with a message about the disk identity having changed.
> Options are “don’t backup” and “backup anyway”. When using “backup anyway”, the backup creates a secondary sparse 
> image and starts from scratch, and won’t even touch the existing sparse image.
>     My Mac is running in VirtualBox. I have using latest beta Mojave. I only found one person with same problem. I 
> don't know if problem is in Mac or Samba.
> If I use the same Mac over AFP backing up works.
>     Regards  Dan

Mydatex s r.o.
email: smolik at mydatex.cz
mob: 604200362

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