Re: [BackupPC-users] Deleted Host

[Paul A. <ti...@io...>]

Yesterday, dan wrote:

> most of the files that are in the backup you want to delete may be in the
> pool and still depend on another more recent backup.  the fact that backuppc
> shows a backup as 2Gb or whatever doesnt mean that it is occupying 2Gb on
> disk, just that the files WOULD be 2Gb if they were in some other
> directory.  the pooling of files in backuppc could cause you to have almost
> the same disk usage even after deleting 10Gb worth of backups because
> really, it would just delete a bunch of hard links which are pretty small.
> on most filesystems they are the size of 1 cluster which is often 4k.
>

Actually, since hard links are just entries in an existing directory, each 
individual hard link takes up effectively no space--although like with any 
directory, enough entries will cause it to use more space.

Paul