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Date:      Sun, 25 Nov 2012 15:22:21 +0100
From:      Ralf Mardorf <>
Subject:   Re: Wheres the FreeBSD PBR ? (was Re: Manually partitioning using gpart / wh)
Message-ID:  <1353853341.2508.69.camel@q>
In-Reply-To: <>
References:  <1353842774.2508.18.camel@q> <> <1353848249.2508.41.camel@q> <> <1353850537.2508.66.camel@q> <>

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On Sun, 2012-11-25 at 15:10 +0100, Lucas B. Cohen wrote:
> On 2012.11.25 14:35, Ralf Mardorf wrote:
> > I don't need it, but I could add it for what ever worst case emergency
> > scenario and GRUB in the MBR anyway will work?
> I don't see how it could ever come in handy, and I'm not sure it
> wouldn't do any hamr either. The /boot/gptboot code to be written weighs
> 15kB, that could be big enough to mess up the filesystem on the
> partition. That /boot/gptboot code is designed to work on a
> special-purpose small GPT partition that doesn't hold a filesystem. So I
> would refrain from doing it.
> It would be useful for emergency purposes to write MBR-partition
> scheme-compatible bootcode to that partition instead, but I've yet to
> find out how to do it. gpart(8) seems to have the ability to do it, but
> it's manual page doesn't mention what file to pass to its -p option to
> do that. Maybe it's one of those /boot/boot1 or /boot/boot2 files I'm
> seeing on my system. Maybe someone can enlighten me on that.

Ok. I don't install it.


At the moment I'm watching "The Hitchhiker's Guide to the Galaxy", so
I'll continue the install later today.

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