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Date:      Mon, 26 Aug 2002 13:13:20 -0700 (PDT)
From:      "Andrew P. Lentvorski" <bsder@mail.allcaps.org>
To:        Doug White <dwhite@gumbysoft.com>
Cc:        freebsd-fs@freebsd.org
Subject:   Re: atacontrol metadata storage
Message-ID:  <20020826130855.S46242-100000@mail.allcaps.org>
In-Reply-To: <20020826115002.P60837-100000@carver.gumbysoft.com>

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On Mon, 26 Aug 2002, Doug White wrote:

> On Sun, 25 Aug 2002, Andrew P. Lentvorski wrote:
>
> > How and where is atacontrol storing its metadata for the RAID
> > configurations?
>
> Its a format internal to the Promise ATA RAID controllers. I believe they
> place it in the protected area of the disk reserved for such things.

Ummm, really?  That's interesting since I don't actually *have* a Promise
ATA RAID controller in the box I'm doing these experiments on.

> well it would sort of suck if it got lost on reboots :)  Root RAID works
> since the RAIDing is done in hardware.

Root RAIDing worked just fine without any hardware RAID support at all.

RAID rebuilding, on the other hand ...

-a


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