[OpenIndiana-discuss] zfs import error

[Jason Cox]

On Tue, May 29, 2012 at 5:46 PM, Richard Elling
<richard.elling at richardelling.com> wrote:
> idea at the bottom...
>
> On May 29, 2012, at 12:56 PM, Jason Cox wrote:
>
>> Let me start by saying that I am very new to OpenIndiana and Solaris
>> 10/11 in general. I normally deal with Red Hat Linux. I wanted to use
>> OI for ZFS support for a vmware shared storage server to mount LUNs on
>> my SAN.
>>
>> Setup:
>>
>> 2 servers with multiple fiber-channel connections directly connected
>> to my SAN (no SAN switch).
>>
>>
>> Situation:
>>
>> I have multipath working and I create the zpool with no problem using
>> the multipath disk device.
>> ---
>> root at nfs01.xxxxxxx:~# zpool create lun00 c2t60060E80104B8F6004F327FE00000000d0
>> root at nfs01.xxxxxxx:~# zpool status lun00
>>  pool: lun00
>> state: ONLINE
>>  scan: none requested
>> config:
>>
>>        NAME                                     STATE     READ WRITE CKSUM
>>        lun00                                    ONLINE       0     0     0
>>          c2t60060E80104B8F6004F327FE00000000d0  ONLINE       0     0     0
>>
>> errors: No known data errors
>> ---
>>
>> Now I can export the pool from nfs01 to nfs02 with no problem..
>>
>> ---
>> root at nfs02.xxxxxxx:~# zpool status lun00
>>  pool: lun00
>> state: ONLINE
>>  scan: none requested
>> config:
>>
>>        NAME                                     STATE     READ WRITE CKSUM
>>        lun00                                    ONLINE       0     0     0
>>          c2t60060E80104B8F6004F327FE00000000d0  ONLINE       0     0     0
>>
>> errors: No known data errors
>> ---
>>
>> The issue comes up when I then export the pool off nfs02 and try to
>> import it again back on nsa01.
>>
>> ---
>> root at nfs01.xxxxxxx:~# zpool import lun00
>> Assertion failed: rn->rn_nozpool == B_FALSE, file
>> ../common/libzfs_import.c, line 1093, function zpool_open_func
>> Abort (core dumped)
>> ---
>>
>> No matter how many times I try to import the pool on 01 I have this
>> issue. Both servers are running the same version of OI and all the
>> same updates. They are also the same servers purchased and spec'ed at
>> the same time for this project.
>>
>>
>> Any guidance would be appreciated.
>
> This can occur if the disk label does not look the same from both systems.
>        prtvtoc /dev/rdsk/c2t60060E80104B8F6004F327FE00000000d0s0
> and compare
>  -- richard
>
> --
> ZFS Performance and Training
> Richard.Elling at RichardElling.com
> +1-760-896-4422
>
>
>
> _______________________________________________
> OpenIndiana-discuss mailing list
> OpenIndiana-discuss at openindiana.org
> http://openindiana.org/mailman/listinfo/openindiana-discuss

Richard,

Ok I ran that on both machines and they look the same:

root at nfs01.xxxxxxx:~# prtvtoc /dev/rdsk/c2t60060E80104B8F6004F327FE00000000d0s0
* /dev/rdsk/c2t60060E80104B8F6004F327FE00000000d0s0 partition map
*
* Dimensions:
*     512 bytes/sector
* 22978074624 sectors
* 22978074557 accessible sectors
*
* Flags:
*   1: unmountable
*  10: read-only
*
* Unallocated space:
*       First     Sector    Last
*       Sector     Count    Sector
*          34       222       255
*
*                          First     Sector    Last
* Partition  Tag  Flags    Sector     Count    Sector  Mount Directory
       0      4    00        256 22978057951 22978058206
       8     11    00  22978058207     16384 22978074590
root at nfs01.xxxxxxx:~#

---

root at nfs02.xxxxxxx:~# prtvtoc /dev/rdsk/c2t60060E80104B8F6004F327FE00000000d0s0
* /dev/rdsk/c2t60060E80104B8F6004F327FE00000000d0s0 partition map
*
* Dimensions:
*     512 bytes/sector
* 22978074624 sectors
* 22978074557 accessible sectors
*
* Flags:
*   1: unmountable
*  10: read-only
*
* Unallocated space:
*       First     Sector    Last
*       Sector     Count    Sector
*          34       222       255
*
*                          First     Sector    Last
* Partition  Tag  Flags    Sector     Count    Sector  Mount Directory
       0      4    00        256 22978057951 22978058206
       8     11    00  22978058207     16384 22978074590
root at nfs02.xxxxxxx:~#


-- 
Jason Cox