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Date: Sat, 23 May 2009 07:26:21 +0300
From: Alexander Motin <mav@FreeBSD.org>
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To: Joe Karthauser <joe@freebsd.org>
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Cc: freebsd-stable@freebsd.org, Kip Macy <kmacy@freebsd.org>
Subject: Re: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel
 boot now, but didn't before... (Re: ZFS MFC 	heads up))
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Hi.

Joe Karthauser wrote:
> I spoke too soon. It must have just randomly booted, because it is now 
> hanging again. No amount of jiggling cables has made any difference.

Can you provide verbose boot messages of your system from the beginning 
up to the problem? Especially, all related to the ATA.

Do you have AHCI mode enabled in BIOS, or you using legacy ATA emulation?

-- 
Alexander Motin