.. _envoy_v3_api_file_envoy/extensions/tracers/opentelemetry/samplers/v3/always_on_sampler.proto:

Always On Sampler config (proto)
================================

.. _extension_envoy.tracers.opentelemetry.samplers.always_on:

This extension has the qualified name ``envoy.tracers.opentelemetry.samplers.always_on``


.. note::
  This extension is work-in-progress. Functionality is incomplete and it is not intended for production use.

  This extension has an unknown security posture and should only be
  used in deployments where both the downstream and upstream are
  trusted.

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


  - :ref:`envoy.tracers.opentelemetry.samplers <extension_category_envoy.tracers.opentelemetry.samplers>`



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



  - :ref:`type.googleapis.com/envoy.extensions.tracers.opentelemetry.samplers.v3.AlwaysOnSamplerConfig <envoy_v3_api_msg_extensions.tracers.opentelemetry.samplers.v3.AlwaysOnSamplerConfig>`



Configuration for the "AlwaysOn" Sampler extension.
The sampler follows the "AlwaysOn" implementation from the OpenTelemetry
SDK specification.

See:
`AlwaysOn sampler specification <https://opentelemetry.io/docs/specs/otel/trace/sdk/#alwayson>`_




.. _envoy_v3_api_msg_extensions.tracers.opentelemetry.samplers.v3.AlwaysOnSamplerConfig:

extensions.tracers.opentelemetry.samplers.v3.AlwaysOnSamplerConfig
------------------------------------------------------------------


:repo:`[extensions.tracers.opentelemetry.samplers.v3.AlwaysOnSamplerConfig proto] <api/envoy/extensions/tracers/opentelemetry/samplers/v3/always_on_sampler.proto#L21>`