atacontrol Raid, cannot re-add member to array

[Steve O'Hara-Smith]

On Tue, 29 Jun 2004 13:40:11 +0200
"Conrad Burger" <conrad.burger at swistgroup.com> wrote:

> 
> That's until I unplugged one of the array members.
> The system boots up fine from the second disk, 
> but the problem ... I can't get atacontrol to rebuild the mirror onto the
> disk that was removed. 
> 
> I have tried every command on the atacontrol man page, but to no avail.

	I came across this advice in a December 2003 posting here, I'd be
interested to know if it works for you.

-------------------------------------------------------------------
From: Harald Schmalzbauer <h at schmalzbauer.de>
To: andris at multicom.lv, <freebsd-stable at freebsd.org>
Subject: Re: Problem with Sil 680 RAID card
Date: Thu, 4 Dec 2003 15:04:41 +0100

<snip stuff about creating RAID arrays with atacontrol>

Rebuilding is a bit complex. You have to do a 'atacontrol detach 
"channelOfTheFailedDrive"'
and 'atacontrol attach "channelOfTheFailedDrive"' then 'atacontrol rebuild 
ar0'
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