Re: [BackupPC-users] Backup backuppc pool with rsync offsite
2011-03-15 17:13:42
Jeffrey J. Kosowsky wrote:
>
> I think there is a 3rd camp:
> 3. Scripts that understand the special structure of the pool and pc
> trees and efficiently create lists of all hard links in pc
> directory.
> a] BackupPC_tarPCCOPY
> Included in standard BackupPC installations. It uses a perl
> script to recurse through the pc directory, calculate (and
> cache if you have enough memory) the file name md5sums and
> then uses that to create a tar-formatted file of the hard
> links that need to be created. This routine has been
> well-tested at least on smaller systems.
>
> b] BackupPC_copyPcPool
> Perl script that I recently wrote that should be significantly
> faster than [a], particularly on machines with low memory
> and/or slower cpus. This script creates a new temporary
> inode-number indexed pool to allow direct lookup of links and
> avoid having to calculate and check file name md5sums. The
> pool is then rsynced (without hard links -- i.e. no -H flag)
> and then the restore script is run to recreate the hard
> links. I recently used this to successfully copy over a pool of
> almost 1 million files and a pc tree of about 10 million files.
> See the recent archives to retrieve a copy.
>
Hi Jeffrey,
I can't find your BackupPC_copyPcPool. I looking for it on the wiki as well
as in "backuppc.general".
What/where are this recent archive ?
Thanks in advance
Matthias
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