ZFS cache devs UNAVAIL

[Florian Smeets]

On 23.10.12 22:23, Andriy Gapon wrote:
> on 23/10/2012 23:08 Andriy Gapon said the following:
>> on 23/10/2012 20:56 Michael Schmiedgen said the following:
>>> FreeBSD 10.0-CURRENT #0: Tue Oct 23 00:14:32 CEST 2012
>>>     root at gizeh.smoke:/usr/obj/usr/src/sys/GIZEH amd64
>> ...
>>> vdev_geom_open_by_path:519[1]: guid mismatch for provider /dev/ada0p1:
>>> 5267967234359339128 != 0.
>>
>> Thank you for this valuable information.
>>
>> Do you have a rough estimate of when you started to experience this issue?
>>
>> Could you please also provide output of the following command captured right
>> after a reboot and then after you re-add the cache disks?
>> $ zdb -lll /dev/ada0p
>>
>>
> 
> I still would like to get the above information if possible.
> But here is a patch that you can try:
> 
> 
> I think that I introduced this bug because I used some old OpenSolaris code as
> an inspiration and completely missed the new states.
> 

My NAS experienced same problem, I thought the old IDE SSD had just died
of old age, that's why i didn't investigate further yet. :)

With the patch the cache device is back.

Thanks,
Florian

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