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Date:      Wed, 3 May 2006 14:55:16 -0400
From:      Kris Kennaway <kris@obsecurity.org>
To:        "No@SPAM@mgEDV.net" <nospam@mgedv.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: 6.1-RC2: strange kernel panic!
Message-ID:  <20060503185516.GA31515@xor.obsecurity.org>
In-Reply-To: <007f01c66e97$b44bc760$dededede@avalon.lan>
References:  <20060502201054.GA93912@xor.obsecurity.org> <007f01c66e97$b44bc760$dededede@avalon.lan>

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On Wed, May 03, 2006 at 11:55:26AM +0200, No@SPAM@mgEDV.net wrote:
> =20
> > Don't you think you should test it instead of guessing? :-) I suggested
> > it because it *is* a possibility (that is why I have it in my kernel).
> yes, but doesn't it make sense to find memory consuming things
> before adding more?
> btw. how can we check for such things?
>=20
> > Are you sure you are using swap backing and not malloc?
> nope, i'm not sure if it was that, but -M was passed to mdmfs,
> so malloc(9) was used. we changed the code to swap-based, let's
> see if that fixes our problem.

Since you were using malloc backing that is what used up all your
kernel memory.  Increasing memory per my suggestion would have fixed
it.

Chances are you don't want to use malloc backing anyway though,
because it's slower (unless you're swapping).

Kris

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