Re: corosync across different subnet

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Hi,

On Fri, Oct 21, 2011 at 5:10 PM, amelia sacchi <ame.sacchi@xxxxxxxxx> wrote:
> Hi Dan,
>
> can you send me an example of a multicast configuration for a such network
> architecture?
>

http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html-single/Pacemaker_Explained/#s-install-enable-ais

You're really better off reading the man pages from the previous link
I sent as they are more up-to-date than this one, but this one can
answer more questions.

Regards,
Dan

> Thanks
> Amelia
>
> 2011/10/21 Dan Frincu <df.cluster@xxxxxxxxx>
>>
>> Hi,
>>
>> On Fri, Oct 21, 2011 at 3:20 PM, amelia sacchi <ame.sacchi@xxxxxxxxx>
>> wrote:
>> > Hi,
>> >
>> > I must create a geographical 2-node cluster. Every node of the cluster
>> > will
>> > reside on a different subnet.
>> >
>> > For example I will have:
>> >
>> > Node1:
>> > Private LAN: 192.168.1.0
>> > Public LAN: 192.168.2.0
>> >
>> > Node2:
>> > Private LAN: 192.168.3.0
>> > Public LAN: 192.168.4.0
>> >
>> > Is it possible configure Corosync to work in a such network
>> > architecture?
>>
>> From a network addressing point of view, yes, as corosync uses
>> multicast (or even unicast) for communication, so as long as the
>> addressing scheme is right, there shouldn't be any problems. Broadcast
>> is not an option with corosync if you're using separate subnets for
>> each node.
>>
>> For examples on how to configure corosync.conf please read
>> https://github.com/corosync/corosync/blob/master/man/corosync.conf.5
>> as it has the most up-to-date information.
>>
>> You might have to concern yourself with the transport between the two
>> geographical locations, as corosync is sensitive to network latency,
>> and thus not recommended/viable for setups across WAN links. Maybe it
>> works over FC or Infiniband, but it all depends on the transport atm.
>>
>> Regards,
>> Dan
>>
>> >
>> > Thanks
>> > Amelia
>> >
>> > _______________________________________________
>> > discuss mailing list
>> > discuss@xxxxxxxxxxxx
>> > http://lists.corosync.org/mailman/listinfo/discuss
>> >
>> >
>>
>>
>>
>> --
>> Dan Frincu
>> CCNA, RHCE
>> _______________________________________________
>> discuss mailing list
>> discuss@xxxxxxxxxxxx
>> http://lists.corosync.org/mailman/listinfo/discuss
>
>



-- 
Dan Frincu
CCNA, RHCE
_______________________________________________
discuss mailing list
discuss@xxxxxxxxxxxx
http://lists.corosync.org/mailman/listinfo/discuss


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