Re: [BackupPC-users] move a specific backup (share) from one pool to another pool
2009-02-23 17:36:15
sabujp writes:
> In the last command that runs BackupPC_tarPCCopy, does this perl command look
> at any of the configuration files on the local host or does it just get what
> it needs to re-generate the hard links straight from the old "pc" directory?
> I looked through the code and don't see that it does look at the local
> system's backuppc configuration files under /etc/BackupPC .
It shouldn't look at the config files beyond extracting the TopDir.
> What I'm doing is the following: I have two BackupPC servers host1 and host2.
> I'm copying the BackupPC directories from a SAN (san2) attached to host2 to
> the SAN attached to host1 (san1) . Both SANs are available to both hosts
> through a FC switch so I just umount it on host2 and re-mount it on host1. I
> then copy the cpool and pool directories to host1's san1. After this is
> finished I plan on running BackupPC_tarPCCopy on host1 (san1) against the pc
> directory on san2. Just wanted to make sure BackupPC_tarPCCopy wasn't going
> to look at host1:/etc/BackupPC/hosts and try something funny .
I'm not sure I fully understand what you are trying to do, but it is
critical that the cpool directories are identical on the source and
target trees before running BackupPC_tarPCCopy. That's because the
hardlink structure is deteceted on the source tree, and just the cpool
path is sent to the target tar -x so it can create the same hardlink.
The cpool files themselves are not transferred by BackupPC_tarPCCopy.
I don't think there is a way to transfer a single host's backups using
BackupPC_tarPCCopy.
Craig
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