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Date:      Wed, 16 Jul 2008 20:39:00 +0100
From:      john@basicnets.co.uk
To:        Kris Kennaway <kris@FreeBSD.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: Fresh 7.0 Install: Fatal Trap 12 panic when put under load
Message-ID:  <20080716203900.5jt4qce17gg0og0o@mail.basicnets.co.uk>
In-Reply-To: <487E0D1B.2060902@FreeBSD.org>
References:  <854CADB9D95147CAB10BC35887A8E5DC@emea.hubersuhner.net> <20080716031640.7DC744500E@ptavv.es.net> <A6F1ACCEE35A4BC49FC9DFA561ED1131@emea.hubersuhner.net> <62b856460807160743v3fce951eg1b2bd9e50a35ba1d@mail.gmail.com> <BF6724CD748744908D602889CCF119F1@emea.hubersuhner.net> <487E0D1B.2060902@FreeBSD.org>

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   > OK, the first thing to do is disable bg fsck, then force a full fsck of
> all filesystems.=A0 bg fsck does a poor job of fixing arbitrary
> filesystem corruption (it's not designed to do so, in fact), and you
> can get into a situation where corrupted filesystems cause further
> panics.

   Done, nothing really found wrong size in superblock which it corrected.

   > Removing KDB_UNATTENDED from your kernel will allow you to interact
> with the debugger and obtain backtraces etc, which is useful when dumps
> are not being saved.

   Easier said than done, this cause a few panics - no dumps though ...grrrr=
!!

   Still the same result ... the system seems to panic twice then =20
hang.=A0 I will keep trying unless you have some other ideas??

   Thanks for your support

John



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