.. _envoy_v3_api_file_envoy/admin/v3/mutex_stats.proto: MutexStats ========== .. _envoy_v3_api_msg_admin.v3.MutexStats: admin.v3.MutexStats ------------------- `[admin.v3.MutexStats proto] `_ Proto representation of the statistics collected upon absl::Mutex contention, if Envoy is run under :option:`--enable-mutex-tracing`. For more information, see the `absl::Mutex` [docs](https://abseil.io/about/design/mutex#extra-features). *NB*: The wait cycles below are measured by `absl::base_internal::CycleClock`, and may not correspond to core clock frequency. For more information, see the `CycleClock` [docs](https://github.com/abseil/abseil-cpp/blob/master/absl/base/internal/cycleclock.h). .. code-block:: json { "num_contentions": "...", "current_wait_cycles": "...", "lifetime_wait_cycles": "..." } .. _envoy_v3_api_field_admin.v3.MutexStats.num_contentions: num_contentions (`uint64 `_) The number of individual mutex contentions which have occurred since startup. .. _envoy_v3_api_field_admin.v3.MutexStats.current_wait_cycles: current_wait_cycles (`uint64 `_) The length of the current contention wait cycle. .. _envoy_v3_api_field_admin.v3.MutexStats.lifetime_wait_cycles: lifetime_wait_cycles (`uint64 `_) The lifetime total of all contention wait cycles.