[borgbackup] one global repository or one repository per host

[Leon Bogaert]

>> I'm just setting up borg backup on our servers to test with it. We have
>> about 15 servers with about 100GB to backup per server.
>>
>> Should I create one repository on the backupserver per host or should I
>> create one global repository and prefix every archive with the hostname?
>
> If you want to take advantage of deduplication AND you do not want to
> backup simultaneously AND you can live with cache resyncs happening
> regularly and taking some time, then you can store into same repo. Use a
> different prefix for the archives (e.g. hostname-date) and be careful to
> use that prefix also when pruning.
>
> If above does not apply (or there isn't much inter-server duplication,
> use different repos.

Thanks for the great explanation Thomas. There is quite a bit 
inter-server duplication but that usually are smaller files. I think I'm 
going to have to experiment what would be most beneficial for us. Maybe 
use a different repository for each group of servers.

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