Use these QoS fields to configure features which help to control the rate at which data is sent, preventing network congestion.


DDS_ReliabilityQosPolicy	max_blocking_time
	<<basic>> <<spec>> The maximum time a DataWriter can block on a write() call.

DDS_PublishModeQosPolicy	kind
	<<basic>> <<extension>> Publishing mode

DDS_PublishModeQosPolicy	flow_controller_name
	<<extension>> Name of the associated flow controller

DDS_PublishModeQosPolicy	priority
	<<extension>> Publication priority

DDS_AsynchronousPublisherQosPolicy	disable_asynchronous_write
	[DEPRECATED] <<extension>> Disable asynchronous publishing.

DDS_DomainParticipantResourceLimitsQosPolicy	outstanding_asynchronous_sample_allocation
	<<extension>> Allocation settings applied to the maximum number of samples (from all DDSDataWriter) waiting to be asynchronously written.

DDS_DomainParticipantResourceLimitsQosPolicy	flow_controller_allocation
	<<extension>> Allocation settings applied to flow controllers.

DDS_DomainParticipantResourceLimitsQosPolicy	flow_controller_hash_buckets
	[DEPRECATED] <<extension>> Number of hash buckets for flow controllers.

DDS_DiscoveryConfigQosPolicy	publication_writer_publish_mode
	<<extension>> Publish mode policy for the built-in publication writer.

DDS_DiscoveryConfigQosPolicy	subscription_writer_publish_mode
	<<extension>> Publish mode policy for the built-in subscription writer.

DDS_DiscoveryConfigQosPolicy	asynchronous_publisher
	<<extension>> Asynchronous publishing settings for the discovery DDSPublisher and all entities that are created by it.

DDS_DiscoveryConfigQosPolicy	service_request_writer_publish_mode
	<<extension>> Publish mode policy for the built-in service request writer.

DDS_DiscoveryConfigQosPolicy	secure_volatile_writer_publish_mode
	<<extension>> Publish mode policy for the built-in secure volatile writer.

DDS_DiscoveryConfigQosPolicy	participant_configuration_writer_publish_mode
	<<extension>> Publish mode policy for the built-in participant configuration writer.

DDS_RtpsReliableWriterProtocol_t	max_bytes_per_nack_response
	<<extension>> The maximum total message size when resending rejected samples or data fragments.

DDS_RtpsReliableWriterProtocol_t	min_send_window_size
	<<basic>> <<extension>> Minimum size of send window of unacknowledged samples

DDS_RtpsReliableWriterProtocol_t	max_send_window_size
	<<basic>> <<extension>> Maximum size of send window of unacknowledged samples

DDS_RtpsReliableWriterProtocol_t	send_window_update_period
	<<extension>> Period in which send window may be dynamically changed

DDS_RtpsReliableWriterProtocol_t	send_window_increase_factor
	<<extension>> Increases send window size by this percentage when reacting dynamically to network conditions

DDS_RtpsReliableWriterProtocol_t	send_window_decrease_factor
	<<extension>> Decreases send window size by this percentage when reacting dynamically to network conditions

DDS_RtpsReliableWriterProtocol_t	disable_repair_piggyback_heartbeat
	<<extension>> Prevents piggyback heartbeats from being sent with repair samples