.. _config_http_filters_grpc_stats: gRPC Statistics =============== * gRPC :ref:`architecture overview ` * :ref:`v2 API reference ` * This filter should be configured with the name *envoy.filters.http.grpc_stats*. This is a filter which enables telemetry of gRPC calls. Additionally, the filter detects message boundaries in streaming gRPC calls and emits the message counts for both the request and the response. The filter emits statistics in the *cluster..grpc.* namespace. More info: wire format in `gRPC over HTTP/2 `_. .. csv-table:: :header: Name, Type, Description :widths: 1, 1, 2 ..success, Counter, Total successful service/method calls ..failure, Counter, Total failed service/method calls ..total, Counter, Total service/method calls ..request_message_count, Counter, Total request message count for service/method calls ..response_message_count, Counter, Total response message count for service/method calls