On 01/09/2013 09:15 AM, J.Witvliet(a)mindef.nl wrote:
I am currently considering some less expensive storage arrays using
4TB
SAS disks in 5+1 RAID 5 configurations (each array would be responsible
for 10 such volumes). This will give me one level of protection. Then
I'm going to propose a DR site with a full second set of storage. That
will give me a 2nd level of protection.
I'm too lazy to do the math, but a double-failure is probably not that
uncommon with this sort of configuration and drive sizes. You probably
want to look at RAID-6 at a minimum.
--
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Ian Pilcher arequipeno(a)gmail.com
Sometimes there's nothing left to do but crash and burn...or die trying.
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