Creating a bootable ZFS disk?

[Steven Hartland]

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 at 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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