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Date: Wed, 22 Oct 2003 19:20:09 -0700 (PDT)
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To: freebsd-bugs@FreeBSD.org
From: "Greg 'groggy' Lehey" <grog@FreeBSD.org>
Subject: Re: kern/58391: Trap 12 with heavy disk load on ide vinum mirror
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The following reply was made to PR kern/58391; it has been noted by GNATS.

From: Greg 'groggy' Lehey <grog@FreeBSD.org>
To: Alexander Haderer <alexander.haderer@charite.de>
Cc: FreeBSD-gnats-submit@FreeBSD.org
Subject: Re: kern/58391: Trap 12 with heavy disk load on ide vinum mirror
Date: Thu, 23 Oct 2003 11:43:36 +0930

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 On Wednesday, 22 October 2003 at 21:26:36 +0200, Alexander Haderer wrote:
 >
 >> Description:
 > Setup: A single CPU x86 running 4.8R with GENERIC kernel, a SCSI disk
 > holds OS and two 160G Maxtor disks (ad0, ad2) setup as vinum mirror
 > to hold data (whole disk). Ata write cache is off as well as hw.ata.tags.
 >
 > When doing high io load to the ide disks the kernel panics with trap 12:
 >
 > Fatal trap 12: page fault while in kernel mode
 
 Please take a dump of the system and supply a back trace.  Ensure that
 you have debugging symbols in the kernel.  Don't delete the dump: I
 will need more information.
 
 Greg
 --
 See complete headers for address and phone numbers.
 
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