[OpenIndiana-discuss] EFI labled devices on root pools

[Schweiss, Chip]

Well that's embarrassing.

Thanks for debugging my error.  It all works now.

-Chip

On Tue, Feb 19, 2013 at 8:52 AM, Jim Klimov <jimklimov at cos.ru> wrote:

> On 2013-02-19 15:44, Schweiss, Chip wrote:
>
>> When I attempted to add a second disk to mirror the rpool the zpool
>> command
>> reports: EFI labeled devices are not supported on root pools.
>>
>> root at hcp-dr-zfs01:~# prtvtoc /dev/rdsk/**c4t5001517972EE63FBd0s2 |
>> fmthard -s - /dev/rdsk/**c4t5001517972EE64A2d0s2
>> fmthard: Partition 2 specifies the full disk and is not equal
>> full size of disk.  The full disk capacity is 156273152 sectors.
>> fmthard:  New volume table of contents now in place.
>> root at hcp-dr-zfs01:~# zpool attach -f rpool c4t5001517972EE63FBd0s0
>> c4t5001517972EE64A2d0
>> cannot label 'c4t5001517972EE64A2d0': EFI labeled devices are not
>> supported on root pools.
>>
>> Seems the installer is supoorting EFI labled disks for rpool but the zpool
>> command is not.
>>
>
> If you look carefully, you're attaching a "d0" (whole disk with
> a ZFS-created EFI partitioning to map it all) to an "s0" (slice
> in Solaris SMI label in MBR partition), so you are not really
> doing the right thing.
>
> Also, AFAIK, it is a long-standing issue with only SMI/MBR label
> being supported for bootable rpools (and it is more a bootloader
> problem with GRUB vs. GRUB2 than that of the installer).
>
>
>
>> How do I work around this?
>>
>
> Redefine the second disk to MBR partitioning. Label its partition
> with Solaris2 SMI. Provide a slice to be attached into the rpool.
> Run installgrub to make the second disk bootable. Verify that the
> MBR partition for Solaris is marked active, just in case.
>
> HTH,
> //Jim
>
>
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