Hi all,

A recurring theme I've noticed is the pre-loading and migration 
challenge. We just finished work on a corrupt pool one of our offsite 
instances, which BackupPC was unable to fix properly despite checksum 
prob 1.0. We decided to move to a fresh pool, and keep the old one on 
cold storage until retention runs out. In the process, I created a 
script that proved useful for other situations as well.

This script can save (restore to tar), seed (pre-load) and move 
(migrate, switching between old and new backuppc partitions on the same 
server) BackupPC backups. It works at least for tar and rsync transfer 
modes and with BackupPC 3.3.0. For migration, it is considerably faster 
and more portable than migrating the pool, but previous backups will not 
be included. Migrating to another server is done using save on the old 
and seed on the new.

Some use cases I can think of for this script are:
- Preloading secondary servers at a remote location
- Moving to another partition when hardlink preservation takes too long
- Taking the usable parts of a corrupt pool when starting a fresh one

The details are on:
http://johan.ehnberg.net/backuppc-pre-loading-seeding-and-migrating-moving-script/

The latest version of the script is found here:
https://owncloud.molnix.com/index.php/s/t879KKwnHg7nHDu

Best regards,
Johan

-- 
Johan Ehnberg
[email protected]
+358503209688

Molnix Oy
molnix.com

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