Re: [Iscsitarget-devel] Multipath to two IET nodes?

[Shankhadeep S. <sha...@gm...>]

http://www.linux-iscsi.org/wiki/Network_RAID1 , here is a direct example,
enjoy


On Mon, Jul 16, 2012 at 1:23 AM, Shankhadeep Shome <sha...@gm...>wrote:

> Not really Michael, if you're interested in dual primary mode you can look
> into LIO which supports ALUA. You can use this feature with the linux port
> of ZFS (use zfs import ) and pull something together than may work.
>
> http://linux-iscsi.org/wiki/Main_Page
>
>
> https://groups.google.com/forum/?fromgroups#!topic/linux-iscsi-target-dev/QrZiOnLEzeo
>
>
>
> On Wed, Jun 20, 2012 at 2:05 PM, Kushnir, Michael (NIH/NLM/LHC) [C] <
> mic...@ni...> wrote:
>
>> No. This has been beat to death already. See:
>> http://fghaas.wordpress.com/2011/11/29/dual-primary-drbd-iscsi-and-multipath-dont-do-that/
>>
>> Michael
>>
>> ________________________________________
>> From: Luca Lesinigo [lu...@lm...]
>> Sent: Wednesday, June 20, 2012 1:21 PM
>> To: isc...@li...
>> Subject: [Iscsitarget-devel] Multipath to two IET nodes?
>>
>> I can put together two linux servers and use DRBD in dual-primary mode to
>> get a shared block device with concurrent read/write access on the two
>> nodes.
>>
>> Can I then export an iSCSI target from each node and use the two like a
>> single multipath iSCSI device?
>> eg. to simulate a dual-controller iSCSI storage array
>>
>> I would guess it is possible if the iSCSI multipath implementation
>> assumes completely independent targets for the multiple paths, and it would
>> fail if the two need to know about each other. But I don't know iSCSI
>> enough to answer that question :)
>>
>> thanks,
>> --
>> Luca Lesinigo
>>
>>
>>
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>
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