[mythtv-users] OT Hardware RAID 5 Recommendations

Brian Wood beww at beww.org
Tue Dec 12 19:12:56 UTC 2006

On Dec 12, 2006, at 12:10 PM, George Galt wrote:

> Brett:
> Thanks, I'm looking for RAID5 which requires that a parity bit be set
> across all of the disks.  This requires a fair bit of horsepower.
> RAID1 is (if I remember correctly) simply a mirror, which would be a
> waste of disk space.  On that point, I'm not sure if software RAID
> does level 5.

It does, assuming it is enabled in the kernel, but it does have a  
significant overhead, much more than RAID1.

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