From owner-freebsd-hackers@FreeBSD.ORG  Wed Feb  8 18:58:41 2006
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Date: Wed, 8 Feb 2006 13:58:36 -0500
From: Kris Kennaway <kris@obsecurity.org>
To: Jacques Fourie <jf@trispen.com>
Message-ID: <20060208185836.GA55307@xor.obsecurity.org>
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Cc: freebsd-hackers@freebsd.org
Subject: Re: Pre-loaded mfsroot size and FreeBSD 4.9 with 4G RAM
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On Wed, Feb 08, 2006 at 06:41:41PM +0200, Jacques Fourie wrote:
> Hi,
>=20
> I am pre-loading an image (used as MFS root) from the boot loader on Free=
BSD
> 4.9 by using 'load -t mfs_root mfsroot' in loader.conf. The size of this
> image is 64M. If I have 4G of RAM in the machine, the 64M size causes the
> kernel to panic almost immediately. With only 2G of RAM the kernel boots
> without a problem. I have tried to increase the KVA_PAGES value to 512 but
> the kernel still panics. If I decrease the image size to 40M the kernel
> boots successfully on a machine with 4G of RAM. Any ideas as to how I can=
 go
> about finding (or fixing) this problem?

Start by showing the panic ;-)

Kris

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