Date: Thu, 15 Oct 2009 12:07:17 -0400 From: PJ <af.gourmet@videotron.ca> To: freebsd-questions@freebsd.org, Polytropon <freebsd@edvax.de> Subject: Re: booting from wrong disk Message-ID: <4AD748B5.8020504@videotron.ca> In-Reply-To: <4AD74198.9010301@videotron.ca> References: <4AD74198.9010301@videotron.ca>
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PJ wrote: > While trying to learn and understand the dump-retore process, I messed > up the ad4s1a partition and could not boot. To fix it I restored a > dumpfile of ad12s1a which is, for all intents and purposes, the same as > ad4s1a. I then boot from ad4 and surprise, surprise... > #df shows we have been booted from ad12 and all partitions are ad12.... > Booting from ad12s1a gives exactly the same results. > So, how can I get ad4s1a to boot from ad4? > I imagine it is something in the boot files... but how to fix that? > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > I see from the boot process that this should fix it... # fdisk -B -b /boot/boot0 ad4 but... how do I get this onto the right disk? If I boot from ad4 or ad12 and change the mbr, then it will be the ad12 that will be booting from ad4 and vice versa... or have I got it wrong? But in the end, I suppose it really doesn't matter, or does it?
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