[OpenIndiana-discuss] "Cannot read the pool label" error

[Udo Grabowski (IMK)]

On 11/03/2014 19:47, Udo Grabowski (IMK) wrote:
> On 08/03/2014 23:52, Stefan Müller-Wilken wrote:
>> Dear all,
>>
>> I tried to clone a server today using 'zpool send' / 'zpool receive'. I *think* I've done all necessary steps including install_grub - and have done that multiple times, just to make sure - but always end up with the following fatal error:
>>
>> OpenIndiana Build oi_151a8 64-bit (illumos 7256a34efe)
>> SunOS Release 5.11 - Copyright 1983-2010 Oracle and/or its affiliates.
>> All rights reserved. Use is subject to license terms.
>> NOTICE: Cannot read the pool label from '/pci at 0,0/pci8086,25e3 at 3/pci103c,3235 at 0/sd at 0,0:a'
>> NOTICE: spa_import_rootpool: error 5
>> Cannot mount root on /pci at 0,0/pci8086,25e3 at 3/pci103c,3235 at 0/sd at 0,0:a fstype zfs
>>
>> panic[cpu0]/thread=fffffffffbc2f400: vfs_mountroot: cannot mount root
>>
>> Warning - stack not written to the dump buffer
>> fffffffffbc71ae0 genunix:vfs_mountroot+75 ()
>> fffffffffbc71b10 genunix:main+136 ()
>> fffffffffbc71b20 unix:_locore_start+90 ()
>>
>> skipping system dump - no dump device configured
>> rebooting...
>>
>> When booting from DVD, I can successfully import the rpool, I've also made sure to export it again but still no luck. Anything I'm missing here?
>
> You probably copied the devices from a host with a slightly
> different architecture or device numbering. You must delete
> the /dev/ and /devices/ directories and the /etc/path_to_inst
> file and copy that from the new machine while booted from
> a live-CD, see the relevant section in my original clone script:
>
> <http://openindiana.org/pipermail/openindiana-discuss/2013-March/012076.html>
>
> #
> # delete source machines devices and copy devs
> # generated from live DVD below present devs
> # This works over different hardware
> #
> mount -F lofs -o nosub / /mnt
> rm -rf dev devices
> (cd /mnt;tar cvf - devices dev)|tar xf -
> umount /mnt
> cp /etc/path_to_inst etc/
>
... and the /etc/zfs/zpool.cache file:

cp /etc/zfs/zpool.cache etc/zfs/