Running RAID in a Fedora System

Xose Vazquez Perez xose at
Tue Dec 9 01:22:52 UTC 2003

Hans Müller wrote:

>>but raid 5 only supports a failure in *one* disk, and the rebuild of the
>>raid is _very_ slow. There is big degradation if one disk is broken.
>>Raid 10 can supports 2 failures in differents set of raid_1 and degradation
>>with 1 disk bad is less than raid5.

> tht is not correct. when one disk in each arry fail the all data are lost. 
> only 2 disk or more in the same arry can fail

I don't know what you mean.

RAID_5 - _only_ one disk can fail.
RAID_10 - it's two raid 1 joined by a stripe and can fail one disk in every
          raid 1 set.

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