[rabbitmq-discuss] Portability of the RabbitMQ database

[Andreas Jung]

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Matthew Sackman wrote:
> On Mon, Jun 21, 2010 at 12:45:30PM +0200, Andreas Jung wrote:
>> I am playing over with replication and fail-over scenarios with RabbitMQ. So
>> I copied over the database directory
>> of production RabbitMQ server to a different machine and tried to restart
>> the RabbitMQ server with the database
>> of the production server. The production machine is running Linux and the
>> destination machines are Linux + MacOSX.
>>
>> The startup fails on both server...isn't the database portable across
>> different machine?
> 
> The database captures the nodename. You'll need to ensure that both
> machines have the same nodename. Setting the nodename to
> "rabbit at localhost" is the simplest way of achieving that. Other ideas
> are suggested in our HA pacemaker guide at
> http://www.rabbitmq.com/pacemaker.html

You can not use rabbit at localhost for a RabbitMQ cluster since you need
distinct node names..how would you move a database from a cluster node
to another server?

Andreas
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