[rabbitmq-discuss] Clustering Question

Mon Jun 8 20:31:25 BST 2009

On Mon, Jun 8, 2009 at 12:11 PM, Matthias Radestock <matthias at lshift.net>wrote:

> Keith, Jason,
>
> Keith Irwin wrote:
>
>> On Jun 5, 2009, at 9:11 AM, Jason J. W. Williams wrote:
>>
>>> when you restart the node the queue data won't auto replay into the
>>> cluster.  You'll have to do that manually.
>>>
>>
>> Are you saying that if an instance of RabbitMQ does down and is brought
>> back up, its persistent messages won't be delivered when a consumer
>> re-attaches?  (I'm not sure what you mean by "manually".)
>>
>> If that's the case, that seems quite broken and not fault-tolerant at all.
>>
>> Surely, I'm misunderstanding.....
>>
>
> Persisted messages *do* get re-queued automatically on the appropriate
> durable queues when a node restarts.

That's good to know! In my research (thus far), about the only AMQP
implementation I know of that does full replication across a cluster (or
claims to), is Apache QPID. I'm trying to convince myself that trusting
anyone's guaranteed messaging strategy is probably not that wise.

Keith

>
>
> Jason, did that not work for you? If so, a test case would be appreciated.
>
>
> Regards,
>
> Matthias.
>
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