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Re: Software VS Hardware Raid



On Fri, 1 Feb 2002 13:36, Jason Lim wrote:
> > > drive available. This requires that you do not boot with a failed disk
> > > in your system.'
> >
> > Which won't necessarily work with the most recent LILO because it relies
>
> on
>
> > the BIOS detecting the disk as bad and skipping it (which may not
>
> happen).
>
>
> I think that may have been the problem I encountered... the motherboard
> BIOS did not recognize the disk as bad/failed, because the disk was sort
> of moving and working (grinding sounds could be heard from it)... the
> drive responded during the disk identification bootup phase. Maybe some
> other motherboards might work better, but I tested with an Asus and
> Magic-Pro motherboard, and had the same thing happen.

There are some motherboards which have software RAID in the BIOS.  This 
allows them to deal with that problem at boot time, and then the kernel does 
software RAID with the same mapping once it's loaded.

> I think (hopefully) that a Hardware IDE Raid card should solve this
> problem. I am in the process of buying a couple of 3ware cards right now
> (especially after Promise said outright that they do not support Debian,
> and Adaptec had no response, only 3ware replied with help). I will connect
> the failed drive to it, and see if it does anything, and let you know.

I look forward to it.

Also perhaps you should post a photo-copy of your 3ware receipt to Promise 
with an explanation of why you could never purchase or recommend their 
products.

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