[rabbitmq-discuss] RabbitMQ Cluster On AWS VPC

[Laing, Michael P.]

Clustering across AWS availability zones works fine in our experience so
far.

ml

On 12/13/12 5:48 AM, "Simon MacMullen" <simon at rabbitmq.com> wrote:

>On 13/12/12 10:44, 王俊波 wrote:
>> We are going to build RabbitMQ cluster with HA on AWS VPC. Suppose there
>> are two subnets in the VPC, and they are in different available zones(
>> for more info about AWS available zone, please visit:
>> 
>>http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/using-regions-a
>>vailability-zones.html).
>>   Then I launch instances in both subnets:
>> instance X in subnet1(in AWS zone us-east-1a)
>> instance Y in subnet2(in AWS zone us-east-1b)
>>
>> So can I create a RabbitMQ cluster with HA consisting of both X and Y?
>
>This is a bad idea - RabbitMQ clusters do not tolerate network
>partitions well. Read http://www.rabbitmq.com/partitions.html for more
>information.
>
>> Another question is about federation plugin. If I build federation links
>> for X and Y symmetrically with max-hop=1, is there any way that whenever
>> a message is consumed from node X then the corresponding one in node Y
>> is dequeued automatically with no client actually consuming it?
>
>No, I'm afraid not.
>
>Cheers, Simon
>
>-- 
>Simon MacMullen
>RabbitMQ, VMware
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