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Date:      Tue, 11 Jan 2011 09:19:47 +0000
From:      krad <kraduk@gmail.com>
To:        Carl Chave <carl@chave.us>
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: ZFS + GPT with root on memory stick and mirrored SATA drives
Message-ID:  <AANLkTi=t8PEa4wy=GB9HOyss2GX-=ST3U91jVrTz1RsX@mail.gmail.com>
In-Reply-To: <AANLkTikSjidOwHGSJ1U7P%2Ba7ycJeuDrxfoMBN8V4BJt3@mail.gmail.com>
References:  <AANLkTi=veX-%2BS5sPXJXAHzcgTOBqsg-m8sf23LO%2B9b3_@mail.gmail.com> <AANLkTikcMscZHaC7DDR5PsZrUG4JtPtjwmkSd=MySfOi@mail.gmail.com> <AANLkTimd5rSnEn61SgMcBShjnhqGVoGkxfAOqKCtwtiy@mail.gmail.com> <AANLkTikSjidOwHGSJ1U7P%2Ba7ycJeuDrxfoMBN8V4BJt3@mail.gmail.com>

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On 11 January 2011 09:09, krad <kraduk@gmail.com> wrote:

>
>
> On 10 January 2011 21:46, Carl Chave <carl@chave.us> wrote:
>
>> <snip>
>> > echo -en "\n\nNow run these two commands to make the changes live, and
>> > reboot
>> >  zfs set mountpoint=legacy $zpool/be/$nroot
>> >  zpool set bootfs=$zpool/be/$nroot $zpool\n\n"
>>
>> Thanks for the input krad.  It would be nice to easily switch back and
>> forth but aren't you still stuck if everything blows up on that first
>> reboot?  In order to switch back to the known working dataset you've
>> got to get to a fixit prompt to set the correct bootfs property right?
>>
>
>
> unfortunatly at the moment yes, but all you have to do is reset the bootfs
> property. It would be nice id you could do something from within the boot
> loader similar to variables you can pass in grub with opensolaris
>


having said that as long as the loader works you should be able to reset the
rootfs variable



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