Date: Sat, 27 Dec 2014 14:55:56 +0000 From: Steven Hartland <steven@multiplay.co.uk> To: freebsd-stable@freebsd.org Subject: Re: Creating a bootable ZFS disk? Message-ID: <549EC87C.2010909@multiplay.co.uk> In-Reply-To: <549EC712.3010909@multiplay.co.uk> References: <1548B1FF-36E2-4AE4-ADD4-3B8872A9DF55@tao.org.uk> <549EC712.3010909@multiplay.co.uk>
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Replied too quickly there, as your already doing that, however you're
changing the name so the likely issue is you didn't update loader.conf
You should just need the following in /boot/loader.conf:
vfs.root.mountfrom="zfs:copy/ROOT/default "
Regards
Steve
On 27/12/2014 14:49, Steven Hartland wrote:
> Unfortunately send / receive doesn't maintain the pool bootfs, so
> simply setting that should be all you need e.g.
>
> zpool set bootfs=tank/root tank
>
>
> On 27/12/2014 14:37, Dr Josef Karthauser wrote:
>> I’m trying to create a new ZFS pool from an existing one (the new one
>> is 4k aligned and the old one is legacy 512b).
>>
>> But, I can’t get it to boot! Not sure what I’m doing wrong.
>>
>> I thought I could create the new pool, and use ‘zfs send/recv’ to
>> copy the existing pool and then boot onto the new disk, but the
>> kernel doesn’t load… :(.
>>
>> Does anyone know what I’m doing wrong?
>>
>> Here’s my recipe:
>>
>> # gpart create -s gpt diskid/DISK-NEW-DISK
>> # gpart add -s 64K -t freebsd-boot diskid/DISK-NEW-DISK
>> # gpart add -t 8G freebsd-swap diskid/DISK-NEW-DISK
>> # gpart add -t freebsd-zfs diskid/DISK-NEW-DISK
>> # gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1
>> diskid/DISK-NEW-DISK
>>
>> # zfs create copy /dev/diskid/DISK-NEW-DISKp3
>> # zfs send -R oldpool@20141226 | zfs receive -duvF copy
>> # zpool set bootfs=copy/ROOT/default copy
>>
>> That ought to do it, right? But, if I remove all the existing drives
>> and try and boot on just the new drive, it gets nowhere. I see the
>> ‘/‘, but it doesn’t spin and doesn’t time out. :(.
>>
>> Any clues would be gratefully received.
>>
>> Many thanks,
>> Joe
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