On Mon, 09 Nov 2009 16:32:33 +0100, clipka wrote:

> Jim Henderson schrieb:
> 
>> Mirroring (or duplexing) provides a pretty good degree of data
>> protection because the odds of both drives dying at the same time are
>> pretty small.
> 
> Yes. About the odds of your computer dying from a nearby lightning
> strike, drowning in water, or being consumed in a fire.

I've had a computer struck by lightning.  Thing is, anything plugged in 
is likely to be affected by a lightning strike.

> Which /may/ be exactly one of the types of incidents one may want to
> protect against...

In which case you do the backup, break the mirror, and shut down the 
extra drive, disconnecting it from the power and the system.

>> But I also back up directories from several systems to other systems
>> using rsync.
> 
> Sounds more like it.

It's another option.

Jim

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