[Gllug] RAID Partitions

[Christopher Hunter]

On Friday 07 May 2004 1:47 pm, Daniel P. Berrange wrote:
> On Fri, May 07, 2004 at 01:30:34PM +0100, Amias Channer wrote:
> > Would i be right in thinking that if one of the drives from a mirror is
> > pulled it won't be properly readable by anything else but the same type
> > of controller due to a proprietary format ?
>
> Yep. Not only that, but make sure its the exact same version of the
> controlller with the exact same firmware. I know of sysadmins who've
> been burnt by incompatabilities across firmware upgrades :-(

Likewise - I'm one who got badly burnt by firmware changes!  Duplicate 
controllers (a spare in a cupboard) is the only way (in my experience) to 
prevent such disasters!

Chris
 

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