[rabbitmq-discuss] FW: Clustering Issue

Matthias Radestock matthias at lshift.net
Wed Jun 24 02:36:25 BST 2009


Ritesh Mehta wrote:
> We are currently testing out clustering on RabbitMQ on two servers 
> running on Windows. However I am not able to do so.
> [...]
> I also tried implementing it as a service and I had no luck there as 
> well. Following is log when I used it as a service
> =INFO REPORT==== 23-Jun-2009::10:38:14 ===
>     application: rabbit
>     exited: {{unable_to_join_cluster,
>                  [rabbit at 2269x,rabbit at PC09023],
>                  {merge_schema_failed,
>                      "Incompatible schema cookies. Please, restart from 
> old backup.rabbit at 2269x = 
> [...]

The above indicates that the basic erlan communication must have been 
working, unlike in your non-service example. The problem above is most 
likely due to not having 'reset' the db of the node you are joining to 
the cluster. I'd recommend starting from a clean install, set up the two 
nodes as windows services, ensure that they are working properly, and 
then run the stop_app, reset, cluster, start_app sequence on one of the 



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