Re: Raid Array stays Dirty
Jon Dowland wrote:
> On Sat, Dec 11, 2004 at 11:48:05PM +0000, ognjen Bezanov wrote:
>> After Setting up my RAID5 Array (4x 40gb drives) i got 120GB free space
>> and everything seemed ok, then after restart i was told that i had a
>> failure on a non-existant drive and the array rebuilt itself, not a big
>> deal in itself.
>
> Forgive me if I'm wrong, but surely you shouldn't have 120GB on your
> RAID5 device. That means there's no redundancy / fail safe.
No, there is redundancy - he can lose a drive and not lose any data.
What there isn't is a hot spare. This is beneficial, but not required.
Adam
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