>> Resilvering the mirror was similar. It's mirrored at the hardware 
>> level, so the disks must be block-by-block identical.
> 
> That's the killer. At least the Windows software RAID-1 only copies the 
> used blocks.

Indeed. Probably makes it much faster...

Personally, I've never really trusted software RAID. I always prefer a 
hardware solution. (But, obviously, those are very expensive. The ones 
that work properly, that is...)

>> Yeah, I guess... Doesn't seem like you're gaining a huge amount, but I 
>> guess it's better than nothing.
> 
> You're gaining a disk that's nowhere near the machine when the rain 
> comes in the roof and floods your office. :-)

If *my* office ever _floods_... Well, let's just say I have way bigger 
problems than some binary data on a computer. ;-)

(My house is at the top of a hill, and my office is on the 2nd floor.)

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

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