Re: installing debian on raid

On 3/9/08, Ivan Glushkov <glushkov@mail.desy.de> wrote:

Owen Townend wrote:
>
>
> On 3/8/08, *Ivan Glushkov* <glushkov@mail.desy.de

> <mailto:glushkov@mail.desy.de>> wrote:
>
> Hi all,
>
> I have an Asus A8N32-SLI Deluxe Mobo, which has an NVIDIA nForce4 sata
> raid controller and I tried to install Debian with the testing
> netinstall cd, but it does not recognize my RAID array. Any idea how to
> do that? Googling I found this
> (http://www.transtronics.com/reference/SATA-RAID-debian-for-2.6.html),
> but it states that the debian installer should recognize raid arrays..
> should it?
>
>         Cheers,

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That's a nice link. The software raid will work perfectly under linux,
but is it going to be visible under windows? Is there a windows software
  for that?

> Hey,
>   A little bit of googling found this:
> http://ubuntuforums.org/showthread.php?t=178400
>   It's one guy's experience with an nforce4 chipset mobo. FTA:
> "  Step 1.) Disable Raid Support in Bios and and other type of
> "Software" Raid Controller. That nifty nforce 4 motherboard you have
> DOES NOT have a HW Raid controller. You will find that if you use that
> raid controller and try to get linux to play nice, you will fail
> miserably!  "

>   From this and a few other pages it looks like you may be able to
> access the array using dmraid but not as a boot device and even if you
> could, it doesn't perform better than a software md raid because the
> 'hardware' raid the mobo uses actually uses the system cpu and memory
> anyway.
>   If you're dual booting and already have windows installed on the array
> then pursue the issue, otherwise it seems your time is better spent
> relaxing with a software raid soution.

> cheers,
> Owen.

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Ivan Glushkov
Deutsches Elektronen Synchrotron DESY
e-mail: Ivan.Glushkov@desy.de
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