Running RAID in a Fedora System
Alexandre Oliva
aoliva at redhat.com
Tue Dec 9 18:15:24 UTC 2003
On Dec 9, 2003, Michael Gargiullo <mgargiullo at warpdrive.net> wrote:
> On Tue, 2003-12-09 at 09:23, Alexandre Oliva wrote:
>> On Dec 9, 2003, Hans Müller <ndof at gmx.li> wrote:
>>
>> > raid 10 when 1 disk in the raid1 and 1 disk in the raid0 part fail
>>
>> This claim doesn't make sense. There's no such thing as the raid1
>> and raid0 parts. RAID 10 is a RAID 0 array built atop of a collection
>> of RAID 1 arrays.
> I always thought that RAID 10 was just a mirrored RAID 0 set.
Nope. This would be a silly arrangement, since then, if you were to
lose *any* disk in each RAID0 array, you'd lose everything. With
RAID0 of RAID1s, for the same hardware, you get a far more
failure-resilient system.
--
Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer aoliva@{redhat.com, gcc.gnu.org}
CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist Professional serial bug killer
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