Running RAID in a Fedora System

[Hans Müller]

Am Dienstag 09 Dezember 2003 02:22 schrieb Xose Vazquez Perez:
> 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.
raid 10 when 1 disk in the raid1 and 1 disk in the raid0 part fail then all 
data is lost. only one or more disk of the raid 0 OR of the raid 1 part can 
fail without any data lost. 

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