envoy.admin.v2alpha.mutex_stats.proto Maven / Gradle / Ivy
syntax = "proto3";
package envoy.admin.v2alpha;
import "udpa/annotations/status.proto";
option java_package = "io.envoyproxy.envoy.admin.v2alpha";
option java_outer_classname = "MutexStatsProto";
option java_multiple_files = true;
option go_package = "github.com/envoyproxy/go-control-plane/envoy/admin/v2alpha";
option (udpa.annotations.file_status).package_version_status = FROZEN;
// [#protodoc-title: MutexStats]
// 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).
message MutexStats {
// The number of individual mutex contentions which have occurred since startup.
uint64 num_contentions = 1;
// The length of the current contention wait cycle.
uint64 current_wait_cycles = 2;
// The lifetime total of all contention wait cycles.
uint64 lifetime_wait_cycles = 3;
}