Date: Thu, 18 Apr 2002 00:42:39 -0500 From: Mike Meyer <mwm-dated-1019540560.0e0250@mired.org> To: Peter Leftwich <Hostmaster@Video2Video.Com> Cc: Patrick O'Reilly <bsd@perimeter.co.za>, mpd <mpd6334@cs.rit.edu>, FreeBSD Questions <FreeBSD-Questions@FreeBSD.Org> Subject: Re: MBR, mfsroot.flp, handbook, and list fail me, partially... Message-ID: <15550.23759.751462.189341@guru.mired.org> In-Reply-To: <20020411200205.B76458-100000@earl-grey.cloud9.net> References: <200204071557.1177@.perimeter.co.za> <20020411200205.B76458-100000@earl-grey.cloud9.net>
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In <20020411200205.B76458-100000@earl-grey.cloud9.net>, Peter Leftwich <Hostmaster@Video2Video.Com> typed: > On Sun, 7 Apr 2002, Patrick O'Reilly wrote: > > Oops - time to eat humble pie! Mike is right. I think I tried 'boot0cfg -B ad0', which installed the FreeBSD boot manager with the boot menu, etc. When reading the man page for 'fdisk' it all looked so similar that I _assumed_ their behaviour was similar! MY BAD! > Can a command similar to 'boot0cfg -B ad0' be issued effectively while > logged in regularly to the box, as root, or must I boot to a floppy? You have to be root. > > I just tried 'fdisk -B ad0', and it has correctly 'demoted' the boot manager to just go ahead and boot the first partition. > Is there any risk of munging an entire system when tossing around fdisk and > bootcfg commands? Do I have to "relabel" slices as bootable in > /stand/sysinstall or just use `fdisk -B [device containing Fbsd OS here]` ? boot0cfg should be save. If you give the wrong argument to fdisk, you can destroy the partition information. <mike -- Mike Meyer <mwm@mired.org> http://www.mired.org/home/mwm/ Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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