1// Copyright 2015 gRPC authors. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15syntax = "proto3"; 16 17package grpc.testing; 18 19import "src/proto/grpc/core/stats.proto"; 20 21message ServerStats { 22 // wall clock time change in seconds since last reset 23 double time_elapsed = 1; 24 25 // change in user time (in seconds) used by the server since last reset 26 double time_user = 2; 27 28 // change in server time (in seconds) used by the server process and all 29 // threads since last reset 30 double time_system = 3; 31 32 // change in total cpu time of the server (data from proc/stat) 33 uint64 total_cpu_time = 4; 34 35 // change in idle time of the server (data from proc/stat) 36 uint64 idle_cpu_time = 5; 37 38 // Number of polls called inside completion queue 39 uint64 cq_poll_count = 6; 40 41 // Core library stats 42 grpc.core.Stats core_stats = 7; 43} 44 45// Histogram params based on grpc/support/histogram.c 46message HistogramParams { 47 double resolution = 1; // first bucket is [0, 1 + resolution) 48 double max_possible = 2; // use enough buckets to allow this value 49} 50 51// Histogram data based on grpc/support/histogram.c 52message HistogramData { 53 repeated uint32 bucket = 1; 54 double min_seen = 2; 55 double max_seen = 3; 56 double sum = 4; 57 double sum_of_squares = 5; 58 double count = 6; 59} 60 61message RequestResultCount { 62 int32 status_code = 1; 63 int64 count = 2; 64} 65 66message ClientStats { 67 // Latency histogram. Data points are in nanoseconds. 68 HistogramData latencies = 1; 69 70 // See ServerStats for details. 71 double time_elapsed = 2; 72 double time_user = 3; 73 double time_system = 4; 74 75 // Number of failed requests (one row per status code seen) 76 repeated RequestResultCount request_results = 5; 77 78 // Number of polls called inside completion queue 79 uint64 cq_poll_count = 6; 80 81 // Core library stats 82 grpc.core.Stats core_stats = 7; 83} 84