Description of configuration options for rpc

Configuration option = Default value	Description
[DEFAULT]
allowed_rpc_exception_modules = nova.exception, cinder.exception, exceptions	(ListOpt) Modules of exceptions that are permitted to be recreated upon receiving exception data from an rpc call.
dispatcher = ['database']	(MultiStrOpt) Dispatcher to process data.
rpc_backend = ceilometer.openstack.common.rpc.impl_kombu	(StrOpt) The messaging module to use, defaults to kombu.
rpc_cast_timeout = 30	(IntOpt) Seconds to wait before a cast expires (TTL). Only supported by impl_zmq.
rpc_conn_pool_size = 30	(IntOpt) Size of RPC connection pool
rpc_response_timeout = 60	(IntOpt) Seconds to wait for a response from call or multicall
rpc_thread_pool_size = 64	(IntOpt) Size of RPC thread pool
rpc_zmq_bind_address = *	(StrOpt) ZeroMQ bind address. Should be a wildcard (*), an ethernet interface, or IP. The "host" option should point or resolve to this address.
rpc_zmq_contexts = 1	(IntOpt) Number of ZeroMQ contexts, defaults to 1
rpc_zmq_host = oslo	(StrOpt) Name of this node. Must be a valid hostname, FQDN, or IP address. Must match "host" option, if running Nova.
rpc_zmq_ipc_dir = /var/run/openstack	(StrOpt) Directory for holding IPC sockets
rpc_zmq_matchmaker = ceilometer.openstack.common.rpc.matchmaker.MatchMakerLocalhost	(StrOpt) MatchMaker driver
rpc_zmq_port = 9501	(IntOpt) ZeroMQ receiver listening port
rpc_zmq_topic_backlog = None	(IntOpt) Maximum number of ingress messages to locally buffer per topic. Default is unlimited.
[publisher]
metering_secret = change this or be hacked	(StrOpt) Secret value for signing metering messages.
[publisher_rpc]
metering_topic = metering	(StrOpt) The topic that ceilometer uses for metering messages.
[rpc_notifier2]
topics = notifications	(ListOpt) AMQP topic(s) used for OpenStack notifications