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It should be installed on your controller node, then you configure the services on other nodes to make use and communicate using the message broker.

It should be installed on your controller node, then you configure the services on other nodes to make use and communicate using the message broker.broker

Example:

Configure the Compute service to use the RabbitMQ message broker by setting these configuration keys in the [DEFAULT] configuration group of the /etc/nova/nova.conf file:

[DEFAULT]
...
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = RABBIT_PASS

It should be installed on your controller node, then you configure the services on other nodes to make use and communicate using the message broker

Example:Example for the Compute Node.

Configure the Compute service to use the RabbitMQ message broker by setting these configuration keys in the [DEFAULT] configuration group of the /etc/nova/nova.conf file:

[DEFAULT]
...
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = RABBIT_PASS

It should be installed on your controller node, then you configure the services on other nodes to make use and communicate using the message broker

Example for the Compute Node.Node using RabbitMQ as the message broker.

Configure the Compute service to use the RabbitMQ message broker by setting these configuration keys in the [DEFAULT] configuration group of the /etc/nova/nova.conf file:

[DEFAULT]
...
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = RABBIT_PASS