Re: ZFS cache devs UNAVAIL

From: Michael Schmiedgen <schmiedgen_at_gmx.net>
Date: Wed, 24 Oct 2012 00:02:27 +0200
Hi Andy,

thank you for your reply. I will test your patch right now
and give you feedback.

On 10/23/12 22:08, Andriy Gapon wrote:
> on 23/10/2012 20:56 Michael Schmiedgen said the following:
> ...
>> 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?

I experienced this since my 2012-10-17 build. I build every
3-5 weeks.

> 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



Here the data in UNAVAIL state:

# zdb -lll /dev/ada0p1
--------------------------------------------
LABEL 0
--------------------------------------------
    version: 5000
    state: 4
    guid: 5267967234359339128
--------------------------------------------
LABEL 1
--------------------------------------------
    version: 5000
    state: 4
    guid: 5267967234359339128
--------------------------------------------
LABEL 2
--------------------------------------------
    version: 5000
    state: 4
    guid: 5267967234359339128
--------------------------------------------
LABEL 3
--------------------------------------------
    version: 5000
    state: 4
    guid: 5267967234359339128

# zdb -lll /dev/ada1p1
--------------------------------------------
LABEL 0
--------------------------------------------
    version: 5000
    state: 4
    guid: 5693315451104805234
--------------------------------------------
LABEL 1
--------------------------------------------
    version: 5000
    state: 4
    guid: 5693315451104805234
--------------------------------------------
LABEL 2
--------------------------------------------
    version: 5000
    state: 4
    guid: 5693315451104805234
--------------------------------------------
LABEL 3
--------------------------------------------
    version: 5000
    state: 4
    guid: 5693315451104805234



Here the data after readding the two devs:

zdb -lll /dev/ada0p1
--------------------------------------------
LABEL 0
--------------------------------------------
    version: 5000
    state: 4
    guid: 13019058935211054376
--------------------------------------------
LABEL 1
--------------------------------------------
    version: 5000
    state: 4
    guid: 13019058935211054376
--------------------------------------------
LABEL 2
--------------------------------------------
    version: 5000
    state: 4
    guid: 13019058935211054376
--------------------------------------------
LABEL 3
--------------------------------------------
    version: 5000
    state: 4
    guid: 13019058935211054376


# zdb -lll /dev/ada1p1
--------------------------------------------
LABEL 0
--------------------------------------------
    version: 5000
    state: 4
    guid: 1347428618237802818
--------------------------------------------
LABEL 1
--------------------------------------------
    version: 5000
    state: 4
    guid: 1347428618237802818
--------------------------------------------
LABEL 2
--------------------------------------------
    version: 5000
    state: 4
    guid: 1347428618237802818
--------------------------------------------
LABEL 3
--------------------------------------------
    version: 5000
    state: 4
    guid: 1347428618237802818


I will post the data after build/install/reboot soon.

Thanks,
  Michael
Received on Tue Oct 23 2012 - 20:02:32 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:31 UTC