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Comment Backup, Backup, Backup (Score 2, Informative) 527

I know this has been covered by a few dozen people, but backup your backup's backup.

Having worked tech support for storage devices over the past 5 years, I've had to personally tell many people that their drive is corrupted/broken, and thus all of their family photos/baby's first steps video/wedding photos/life's work is either unrecoverable or exceedingly expensive to recover. This is the hardest part of my job, and it never gets any easier to take. I can't even imagine how it is to hear something like that.

Do NOT depend on RAID... just cause it's "Redundant" doesn't mean it's backed up. RAID only protects you against a single failure mode: a failed drive.

RAID will simply not protect you against:

power fluctuations (power loss, brownout, spikes, surges...)
bit rot, stripe and filesystem corruption,
acts of god ("crap, the basement flooded"),
acts of human ("which folder did I just delete?"),
etc, etc.

You CANNOT protect data 100%. There is ALWAYS some coincidence that can happen to mess everything up. The best you can do is have as many layers of backups as financially possible, and make sure you don't keep them all in the same place! Keep AT LEAST one offsite (different state) backup.

In short, if you can't replace something digital, then make sure you have multiple backups of it, with some in a completely different location.

Comment Re:Pwn your own (Score 1) 765

Wouldn't that be stopped by firewall though? IIRC, you have to first allow port 22 or something from OS X, then you can remote login.

I ssh into my wife's macbook to run backups. I just enabled sshd. I didn't have to open the port.

Yes, because you were on the same local network, without any firewalls between the two computers.

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