[rabbitmq-discuss] What is occuered when the master node output warning log of msg_store_persistent ?

[Simon MacMullen]

The only risk with that message is that the server will take a while to 
start up, since it has to reindex everything.

Cheers, Simon

On 04/07/2013 8:11PM, t.otoda wrote:
> Thank you for reply.
> I made sure we shut down the server using 'rabbitmqctl stop'.
> And our app disconnect the server when we shut down,
> so any loads didn't depend on it.
> Well, in case that message is output the server log,
> does our app  have risks to be affected by using it ?
>
>
> 2013/7/3 Simon MacMullen <simon at rabbitmq.com <mailto:simon at rabbitmq.com>>
>
>     This is nothing to do with master vs slave (which is a term applied
>     to individual queue-node combinations by the way, not to entire nodes).
>
>     That message means the broker was shut down unexpectedly, and it was
>     not able to trust its indices as a consequence. This can take quite
>     some time - so make sure you shut down the server properly (with
>     e.g. rabbitmqctl stop, or /etc/init.d/rabbitmq-server stop, or
>     stopping the Windows service).
>
>     Cheers, Simon
>
>
>     On 02/07/13 19:32, t.otoda wrote:
>
>         I use RabbitMQ 3.0.1 and have a cluster with 2 disk nodes.
>         When I stoped and restarted both, the master node output log below.
>            =WARNING REPORT==== 19-Jun-2013::23:56:59 ===
>         msg_store_persistent: recovery terms differ from present
>         rebuilding indices from scratch
>         Please tell me why this log is output
>         and what is occuered within RabbitMQ nodes.
>         I expect that
>         when a slave disk node is started,
>         the master node compares the indices it owns and the indices started
>         slave owns.
>         And then,
>         since the slave node was stopped by the abnormal way(※),
>         the indices differed from the other, and the master node output log.
>         Is this correct?
>            (※)For example, I stoped the node
>                  beore it becomes the new master node instead of the stopped
>         master node.
>         Thank you.
>
>
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>
>     --
>     Simon MacMullen
>     RabbitMQ, Pivotal
>
>
>
>
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