Creating a bootable ZFS disk?

[Steven Hartland]

On 28/12/2014 17:30, Dr Josef Karthauser wrote:
>
> On 28 Dec 2014 at 4:53:59 pm GMT, Steven Hartland <killing at multiplay.co.uk> wrote:
>      
>> On 28/12/2014 07:36, Dr Josef Karthauser wrote:
>>> On 27 Dec 2014, at 22:57, Warren Block <wblock at wonkity.com> wrote:
>>>
>>>> On Sat, 27 Dec 2014, Dr Josef Karthauser wrote:
>>>>
>>>>> I only have 'zfs_load=?YES?? in my /boot/loader.conf. I?m hoping the problem is that I missed the ?-a4k? on the ?gpart add?. I?m starting again and will report back whether it now works or not! :).
>>>> Misalignment just makes for slow performance, particularly on writes.
>>>>
>>> Ok, fixed. With -a4k is it now booting. Looks like the partitions weren’t aligned!
>>>
>>> As to whether they ought to be aligned by default, this box is on a slightly older version:
>>>
>>>     10.0-RELEASE-p7 FreeBSD 10.0-RELEASE-p7 #0: Tue Jul  8 06:37:44 UTC 2014
>>>
>>> so perhaps that’s been fixed since.
>>>
>>> Many thanks folk for your help!
>>>
>> Would you mind testing to see if this is indeed fixed in 10.1 or current?
>>
>> Would be good to ensure this is actually fixed?
>>
> Grr. I've just updated to 10.1 and now my ata controllers are erroring like crazy! Luckily booting kernel.old works.
>
> We're there issues with 10.1?
>
We've had some people report issues with AHCI, but no one in the team 
has been able to reproduce.

Do you have any more details?

     Regards
     Steve