.. _envoy_v3_api_file_envoy/extensions/load_balancing_policies/round_robin/v3/round_robin.proto:

Round Robin Load Balancing Policy (proto)
=========================================

.. _extension_envoy.load_balancing_policies.round_robin:

This extension has the qualified name ``envoy.load_balancing_policies.round_robin``


.. note::
  

  This extension is intended to be robust against both untrusted downstream and
  upstream traffic.

.. tip::
  This extension extends and can be used with the following extension category:


  - :ref:`envoy.load_balancing_policies <extension_category_envoy.load_balancing_policies>`



  This extension must be configured with one of the following type URLs:



  - :ref:`type.googleapis.com/envoy.extensions.load_balancing_policies.round_robin.v3.RoundRobin <envoy_v3_api_msg_extensions.load_balancing_policies.round_robin.v3.RoundRobin>`







.. _envoy_v3_api_msg_extensions.load_balancing_policies.round_robin.v3.RoundRobin:

extensions.load_balancing_policies.round_robin.v3.RoundRobin
------------------------------------------------------------


:repo:`[extensions.load_balancing_policies.round_robin.v3.RoundRobin proto] <api/envoy/extensions/load_balancing_policies/round_robin/v3/round_robin.proto#L20>`

This configuration allows the built-in ROUND_ROBIN LB policy to be configured via the LB policy
extension point. See the :ref:`load balancing architecture overview
<arch_overview_load_balancing_types>` for more information.



.. code-block:: json
  :force:

  {
    "slow_start_config": {...},
    "locality_lb_config": {...}
  }

.. _envoy_v3_api_field_extensions.load_balancing_policies.round_robin.v3.RoundRobin.slow_start_config:


slow_start_config
  (:ref:`extensions.load_balancing_policies.common.v3.SlowStartConfig <envoy_v3_api_msg_extensions.load_balancing_policies.common.v3.SlowStartConfig>`) Configuration for slow start mode.
  If this configuration is not set, slow start will not be not enabled.


.. _envoy_v3_api_field_extensions.load_balancing_policies.round_robin.v3.RoundRobin.locality_lb_config:


locality_lb_config
  (:ref:`extensions.load_balancing_policies.common.v3.LocalityLbConfig <envoy_v3_api_msg_extensions.load_balancing_policies.common.v3.LocalityLbConfig>`) Configuration for local zone aware load balancing or locality weighted load balancing.