Date: Sun, 25 Nov 2012 15:22:21 +0100 From: Ralf Mardorf <ralf.mardorf@rocketmail.com> To: freebsd-questions@freebsd.org Subject: Re: Wheres the FreeBSD PBR ? (was Re: Manually partitioning using gpart / wh) Message-ID: <1353853341.2508.69.camel@q> In-Reply-To: <50B226F3.2000207@bnrlabs.com> References: <1353842774.2508.18.camel@q> <50B20FD9.9070405@bnrlabs.com> <1353848249.2508.41.camel@q> <50B2197C.2040003@bnrlabs.com> <1353850537.2508.66.camel@q> <50B226F3.2000207@bnrlabs.com>
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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. Regards, Ralf -- 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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