Date: Mon, 04 Jan 2010 15:50:11 +0100 From: Philipp Wuensche <cryx-freebsd@h3q.com> To: krad <kraduk@googlemail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Overwrite ZFS zpool bootfs property during boot Message-ID: <4B420023.3020602@h3q.com> In-Reply-To: <d36406631001040647t48191e0djb7f020f4269541da@mail.gmail.com> References: <4B40BB5E.9080600@h3q.com> <d36406631001031425r48d5bcb0y7dd8687f35af04a5@mail.gmail.com> <4B41F366.4060509@h3q.com> <d36406631001040647t48191e0djb7f020f4269541da@mail.gmail.com>
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krad wrote: > > > 2010/1/4 Philipp Wuensche <cryx-freebsd@h3q.com > <mailto:cryx-freebsd@h3q.com>> > > krad wrote: > > > > You can reset vfs.root.mountfrom from the loader prompt. However that > > wont help if the fs it totally hosed. The only way i know if to > boot in > > on another live os and reset the propery > > It also will not help if the zpool.cache or kernel is hosed. :-/ > > My idea would be a menu in the loader where you could select a > zfs-dataset from which to boot. > > greetings, > philipp > > > > much like opensolaris and the boot enviroments. Its dead easy to flip > flop between os installations with grub Exactly, thats why I wrote manageBE http://anonsvn.h3q.com/projects/freebsd-patches/wiki/manageBE which is the userland program for managing multiple boot-environments in FreeBSD. But without selecting the boot-environment at the loader its only half the fun! :-) greetings, philipp
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