Raid 1

[Sam Barnett-Cormack]

On Mon, 16 Feb 2004, WA9ALS - John wrote:

>
> ----- Original Message -----
> From: "Sam Barnett-Cormack" <s.barnett-cormack at lancaster.ac.uk>
> To: <fedora-list at redhat.com>
> Sent: Monday, February 16, 2004 6:21 AM
> Subject: RE: Raid 1
>
>
> > On Mon, 16 Feb 2004, Alexander Dalloz wrote:
> >
> > > Am Mo, den 16.02.2004 schrieb Sam Barnett-Cormack um 12:08:
> > > > On Mon, 16 Feb 2004, Alexander Dalloz wrote:
> > > >
> > > > > Am Mo, den 16.02.2004 schrieb kaze um 04:57:
> > > > > > I might be totally wrong, but if you set up the RAID as hardware
> RAID, from
> > > > > > the OS's point of view there is only one hard drive - so there is
> _no_ OS /
> > > > > > software stuff to do.
> > > > >
> > > > > You are wrong, in the case you are speaking of those "fake" RAID
> > > > > adapters like the Belkin IDE the OP asked about or the low budget
> > > > > Promise or HighPoint controllers. they are just BIOS supported pure
> > > > > software (with special, often closed source driver) controllers.
> > > > > Speaking of IDE RAID controllers only the 3ware controllers are real
> > > > > hardware RAID controllers. They have an own logic chip doing the
> job.
> > > >
> > > > Actually, a lot of these cheap IDE RAID controllers really do do
> > > > something, and don't require any drivers. They do require a braindead
> OS
> > > > which trusts the BIOS completely. Of course, they generally do only do
> > > > RIAD0 and or RAID1, which are very light on the computation.
> > >
> > > Hi!
> > >
> > > Do you have specific examples about controllers (chips) working as
> > > RAID0/1 without any additional driver and on which OS? At least you are
> > > not speaking about Linux, aren't you?
> >
> > Not linux, no - as it's not braindead enough to let the BIOS tell it
> > what's going on. Windows is - the card in my desktop at work works with
> > no extra drivers under windows 2k, at least. Windows doesn't even say it
> > knows it's RAID. The setup is done entirely through the card's BIOS.
>
> So if I get a new Dell server with hardware RAID, it that going to work
> EASILY as a single drive with FC1??

Depends on what hardware RAID the system uses.

-- 

Sam Barnett-Cormack
Software Developer                           |  Student of Physics & Maths
UK Mirror Service (http://www.mirror.ac.uk)  |  Lancaster University