[mythtv-users] Why RAID 5 stops working in 2009
derliebegott at gmail.com
Thu Oct 23 09:48:54 UTC 2008
2008/10/23 Another Sillyname <anothersname at googlemail.com>:
> Given the amount of time it would take even a hardware controller to
> reconstruct a 2TB drive you'd be unwise to use them.
> 750GB drives using a decent hardware controller take about 30 hours to
> reconstruct a failed drive under raid 6.....this means you have a
> 'failure window' of those 30 hours when a 2nd failure kills you. I
> can't imagine I'd even want this 'failure window' to be in the 72+
> hour timeframe.
Expanding 4TB software raid5 with one additional disk took me around 18 hours.
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