[ILUG] Highpoint Sata RAID

Stephen Shirley diamond at skynet.ie
Sun Mar 27 17:37:04 IST 2005


Conor Wynne wrote:
> Well simply create a new LUN with your shiny new drives (JBOD,
> RAID1/2/3/4/5/10), then LVM across the two ARRAYS. This is what LVM was
> designed for and it works very well.

That's not _quite_ the same issue, or more specifically, it's a very 
specific interpretation of a general issue. The question above was how 
to add a disk to an existing an array. Your question answers how to add 
an extra _array_ (i.e. a minimum of two disks, dependong on what raid 
level you're using) to an existing storage system, without sacrificing 
data, uptime or redundancy.

Steve, wearing the pants.



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