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Date: Fri, 17 Jul 2009 13:43:49 +0200
From: Patrick Lamaiziere <patfbsd@davenulle.org>
To: Ivan Voras <ivoras@freebsd.org>
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Cc: freebsd-questions@freebsd.org
Subject: Re: 8.0 and GPT_PART and core-dump
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Le Fri, 17 Jul 2009 12:27:32 +0200,
Ivan Voras <ivoras@freebsd.org> a =C3=A9crit :

> When the kernel attempts a dump on the device, do you perhaps see a=20
> message like "partition type unsupported?".=20

Yes at boot-time :
GEOM_PART: Partition 'ad4p3' not suitable for kernel dumps (wrong type?)

>One thing that's changed
> in GPART is that it will not allow dumps on partitions marked like
> they contain a file system.
>=20
> Specifically, if you're using GPT, the dump partition's type needs to
> be either gpt_uuid_freebsd_swap or gpt_uuid_linux_swap. For FreeBSD
> swap, it's 516e7cb5=E2=80=906ecf=E2=80=9011d6=E2=80=908ff8=E2=80=9000022d=
09712b.

I do not have a GPT partition for the swap. My swap is in ad4p3b
=3D>       0  85679712  ad4p3  BSD  (41G)
         0   4194304      2  freebsd-swap  (2.0G)

Thanks.