Description of configuration options for alarm

Configuration option = Default value	Description
[alarm]
evaluation_interval = 60	(IntOpt) Period of evaluation cycle, should be >= than configured pipeline interval for collection of underlying metrics.
evaluation_service = ceilometer.alarm.service.SingletonAlarmService	(StrOpt) Class to launch as alarm evaluation service.
notifier_rpc_topic = alarm_notifier	(StrOpt) The topic that ceilometer uses for alarm notifier messages.
partition_rpc_topic = alarm_partition_coordination	(StrOpt) The topic that ceilometer uses for alarm partition coordination messages.
record_history = True	(BoolOpt) Record alarm change events.
rest_notifier_certificate_file =	(StrOpt) SSL Client certificate for REST notifier.
rest_notifier_certificate_key =	(StrOpt) SSL Client private key for REST notifier.
rest_notifier_ssl_verify = True	(BoolOpt) Whether to verify the SSL Server certificate when calling alarm action.