[OpenIndiana-discuss] rpool mirror disk problems when moved to different slot

[Toomas Soome]

The bootability is supposed to be fixed by syseventd, see /etc/sysevent/config/.

rgds,
toomas

> On 6. Aug 2021, at 14:07, Stephan Althaus <Stephan.Althaus at Duedinghausen.eu> wrote:
> 
> On 8/6/21 12:59 PM, Michelle wrote:
>> Ah, if you're moving a live rpool, that's a bit more complex.
>> 
>> I'd have destroyed the mirror, moved the drive and then re-mirrored...
>> but only if I'd put another boot on the other drive.
>> 
>> After all, if you've mirrored your rpool, but there's no boot on the
>> mirror drive, then it will still not boot the mirror drive.
>> 
>> 
>> 
>> On Fri, 2021-08-06 at 12:54 +0200, Stephan Althaus wrote:
>>> On 8/6/21 12:47 PM, Michelle wrote:
>>>> Did you export the zpool before moving the drives and then import
>>>> again
>>>> after?
>>>> 
>>>> If I don't export before I move things, then I wouldn't expect ZFS
>>>> to
>>>> be able to track it automatically.
>>>> 
>>>> 
>>>> 
>>>> On Fri, 2021-08-06 at 11:19 +0200, Stephan Althaus wrote:
>>>>> Hello!
>>>>> 
>>>>> i just added a new disk to my system, which i put into the slot
>>>>> where
>>>>> a
>>>>> mirror disk of my rpool resided.
>>>>> 
>>>>> The mirror disk of my rpool went to a other slot, so the device
>>>>> name
>>>>> was
>>>>> changed c27t1d0 -> c27t0d0
>>>>> 
>>>>> Booting into my OI system, the zpool was found as the first
>>>>> mirror
>>>>> disk
>>>>> was there,
>>>>> but the second partition was not found.
>>>>> 
>>>>> 
>>>>> Is there a chance that the rpool mount procedure could try harder
>>>>> to
>>>>> find the mirrors, even when moved ??
>>>>> 
>>>>> 
>>>>> Yes i know this may be a rare case :-/
>>>>> 
>>>>> 
>>>>> Greetings,
>>>>> 
>>>>> Stephan
>>>>> 
>>>>> 
>>>>> _______________________________________________
>>>>> openindiana-discuss mailing list
>>>>> openindiana-discuss at openindiana.org
>>>>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>>>> _______________________________________________
>>>> openindiana-discuss mailing list
>>>> openindiana-discuss at openindiana.org
>>>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>>> Hi!
>>> 
>>> This is my root pool, is it exported on shutdown? i would think so..
>>> 
>>> I think, if i move the mirror drive to a different slot and leave the
>>> origin-slot empty, it could work..
>>> 
>>> I should have imported and exported the pool with a illumos-live-
>>> USB, 
>>> _before_ trying to boot the installed system with the change.
>>> 
>>> i had no live-medium at hand so i just gave it a try..
>>> 
>>> Stephan
>>> 
>>> BTW, the mirrored pool is up and working:
>>> 
>>> $ zpool status rpool
>>>  pool: rpool
>>> state: ONLINE
>>>  scan: resilvered 194G in 0 days 00:50:39 with 0 errors on Fri Aug 
>>> 6
>>> 12:04:20 2021
>>> config:
>>> 
>>>    NAME                         STATE     READ WRITE CKSUM
>>>    rpool                        ONLINE       0     0     0
>>>      mirror-0                   ONLINE       0     0     0
>>>        c9t002538B471B9EFD3d0s8  ONLINE       0     0     0
>>>        c27t0d0s0                ONLINE       0     0     0
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> openindiana-discuss mailing list
>>> openindiana-discuss at openindiana.org
>>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>> 
>> _______________________________________________
>> openindiana-discuss mailing list
>> openindiana-discuss at openindiana.org
>> https://openindiana.org/mailman/listinfo/openindiana-discuss
> 
> Yes, Michelle, you're right.
> 
> The intention of my thread was to enhance the automagically discovered
> changes.
> 
> There have been efforts to re-import pools that have been im- and
> exported on linux and changed the device names.
> 
> My case is just another one that (maybe) could be handled automagically,
> without user intervention.
> 
> ...
> 
> Stephan
> 
> 
> 
> _______________________________________________
> openindiana-discuss mailing list
> openindiana-discuss at openindiana.org
> https://openindiana.org/mailman/listinfo/openindiana-discuss