[OpenIndiana-discuss] COMSTAR iSCSI fail-over

[Flo]

Hi,

I know this possibility, but our initiator clients are linux and thus 
there is no zfs available. I made some tests with mdadm, but this is not 
ready jet.

Best regards
Florian


On 09/03/2012 11:06 AM, Andrej Javoršek wrote:
> Hello,
> slightly off-topic... ...but I'm exporting LUN from each COMSTAR server and
> combine them on initiator server as ZFS mirror. That way I'm getting
> active-active fail-over with "automatic" replication.
>
> Regards
> Andrej
>
> On Sun, Sep 2, 2012 at 5:01 PM, Florian <florian at acw.at> wrote:
>
>> Hi,
>>
>> I do this.
>>
>> This is my zfs send receie command:
>> zfs send -R tank/raid1-0 at 20120831-2017 | ssh backup at 192.168.10.201"/usr/sbin/zfs receive -Fduv tank/backup_raid"
>>
>> /man zfs (send):
>> -p
>>               Include the  dataset's  properties  in  the  stream.
>>               This  flag  is  implicit  when -R is specified.  The
>>               receiving system must also support this feature./
>>
>> Best regards
>> Florian
>>
>>
>> Am 02.09.2012 14:54, schrieb Mike La Spina:
>>
>>   I suspect you need to include the zfs properties with your zfs send, -p
>>> will provide them.
>>>
>>> Regards,
>>> Mike
>>> http://blog.laspina.ca
>>>
>>> -----Original Message-----
>>> From: Florian [mailto:florian at acw.at]
>>> Sent: Sunday, September 02, 2012 6:40 AM
>>> To: openindiana-discuss@**openindiana.org<openindiana-discuss at openindiana.org>
>>> Subject: [OpenIndiana-discuss] COMSTAR iSCSI fail-over
>>>
>>> Hello,
>>>
>>> I have one another question.
>>>
>>> We use two equal OI Server with COMSTAR iSCSI devices and we want to
>>> backup them.
>>> I backup them with zfs send and receive to each other in a backup
>>> directory.
>>>
>>> Has anyone experience with such a setup and how could I get the best
>>> disaster recovery with this combination?
>>>
>>> My big problem is, that I can't import a received LU. I get the
>>> following error:
>>> /Error importing stmfadm: meta file error/
>>>
>>> With /zfs get stmf_sbd_lu property tank/backup_raid/raid1-0 /I get the
>>> same data like on the sending side, only source is different.
>>>
>>> How can I send the meta file, too?
>>>
>>> Is there an other method to import the LU or do I need to create new LU
>>> with the received block devices?
>>>
>>> Best regards
>>> Florian
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