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From: John Baldwin <jhb@freebsd.org>
To: freebsd-current@freebsd.org
Subject: Re: i915kms.ko not loading
Date: Thu, 29 Aug 2013 13:06:31 -0400
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 (bigwig.baldwin.cx); Thu, 29 Aug 2013 13:46:17 -0400 (EDT)
Cc: Alexander <vsityz@gmail.com>,
 =?iso-8859-15?q?Jean-S=E9bastien?= =?iso-8859-15?q?_P=E9dron?=
 <dumbbell@freebsd.org>
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On Thursday, August 29, 2013 11:39:45 am Jean-S=E9bastien P=E9dron wrote:
> On 29.08.2013 17:35, Alexander wrote:
> > in sysctl:
> > kern.coredump: 1
> > kern.corefile: /var/coredumps/%U.%N.%P.core
> >=20
> > but coredump files not created.

These control user process core dumps, not kernel crash dumps.

> > How to set for creating core files?
>=20
> You must add the following line to your /etc/rc.conf:
> dumpdev=3D"AUTO"
>=20
> Also add this line to your /etc/sysctl.conf:
> debug.debugger_on_panic=3D0
>=20
> The core dump is written to the swap device when the crash occurs.
> During the next boot, it's written to the specified kern.corefile path.

This is mostly correct, but the cash dump is written to /var/crash, not
the contents of kern.corefile.

=2D-=20
John Baldwin