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http local rate limit: note token bucket is shared #13525

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Merged
mattklein123 merged 2 commits into from
Oct 13, 2020
Merged

http local rate limit: note token bucket is shared #13525

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http local rate limit: note token bucket is shared
Oct 12, 2020
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Oct 12, 2020
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3 changes: 3 additions & 0 deletions docs/root/configuration/http/http_filters/local_rate_limit_filter.rst
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Expand Up @@ -17,6 +17,9 @@ If the local rate limit token bucket is checked, and there are no token availabl
:ref:`x-envoy-ratelimited<config_http_filters_router_x-envoy-ratelimited>` header. Additional response
headers may be configured.

.. note::
The token bucket is shared across all workers, thus the rate limits are applied per Envoy process.

Example configuration
---------------------

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3 changes: 3 additions & 0 deletions docs/root/configuration/listeners/network_filters/local_rate_limit_filter.rst
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Expand Up @@ -8,6 +8,9 @@ Local rate limit
<envoy_v3_api_msg_extensions.filters.network.local_ratelimit.v3.LocalRateLimit>`
* This filter should be configured with the name *envoy.filters.network.local_ratelimit*.

.. note::
The token bucket is shared across all workers, thus the rate limits are applied per Envoy process.

.. note::
Global rate limiting is also supported via the :ref:`global rate limit filter
<config_network_filters_rate_limit>`.
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