Which transfer method are you using? With rsync or rsyncd, the data will
not be copied again.
Robert Trevellyan
On Tue, Jun 19, 2018 at 10:46 AM, Akibu Flash <akibufl...@outlook.com>
wrote:
> I am using BackupPC 4 on an ArchLinux distribution to backup a Windows
> client. The amount of data on the Windows client being backed up is about
> 3.7 terabytes in the BackupPC pool. I would like to reinstall the
> operating system on my Windows computer and would like to know the
> following:
>
> 1) Once I reinstall the operating system and direct BackupPC to resume
> backing up that Windows client, will BackupPC re-copy all of the data from
> the Windows client into the pool?
>
> 2) On resuming backing up the Windows client, will BackupPC basically
> first look at the data to be backed up on the Windows client and then
> realize that it already has that data in the pool and therefore will not
> re-copy the data but will link to it in the pool.
>
> The reason I ask re re-copying the data is because the ArchLinux server
> only has about 5 terabytes of space available of which 3.7 terabytes is
> already filled with backups from the old Windows client and thus if it
> re-copies the data from the reinstalled Windows client (even if it later
> de-duplicates the data), the ArchLinux server will run out of space.
>
> Thanks in advance.
>
> Akibu
>
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