Re: [gentoo-user] backup hardware setup

[thegeezer <thegeezer@thegeezer.net>]

On 06/24/2014 09:52 PM, Rich Freeman wrote:
> Don't ignore the potential for logical errors. If you have some script
> that magically rsyncs stuff then don't make the mistake of moving data
> over and rsyncing the old copy over the new, or mounting the devices
> in a manner that isn't robust when udev changes all your device
> labels, and so on. That seems like the most likely way your data is
> going to get scrambled, unless you have them both in your car and end
> up in a crash. That was one of the reasons I went with btrfs for my
> offline copy. 
cunning, i like it.
i like it so much i think i will do this myself
> If it unmounts, then I know I have two copies of everything. If it
> mounts, I know it found both mirrors. If I scrub and there are no
> errors, then I know both copies are good. You can do that in other
> ways, but make sure you actually catch the failure modes. Rich