third_party/perfetto/protos/perfetto/metrics/android/binder_metric.proto

/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

syntax = "proto2";

package perfetto.protos;

// This metric provides the following:
// 1. Per-process Binder statistics for traces with binder_driver enabled.
//    Specifically, transactions are categorized and counted
// 2. Unaggregated binder txn durations with per-txn aggregated thread state and
// blocked function
//    durations
message AndroidBinderMetric {
  message PerProcessBreakdown {
    optional string process_name = 1;
    optional uint32 pid = 2;
    optional string slice_name = 3;
    optional uint32 count = 4;
  }

  message UnaggregatedTxnBreakdown {
    // General
    optional string aidl_name = 1;
    // Client
    // Removed: was binder_txn_id
    reserved 2;
    optional string client_process = 3;
    optional string client_thread = 4;
    optional bool is_main_thread = 5;
    optional int64 client_ts = 6;
    optional int64 client_dur = 7;
    // Server
    // Removed: was binder_reply_id
    reserved 8;
    optional string server_process = 9;
    optional string server_thread = 10;
    optional int64 server_ts = 11;
    optional int64 server_dur = 12;
    // Aggregations
    repeated ThreadStateBreakdown thread_states = 13;
    repeated BlockedFunctionBreakdown blocked_functions = 14;

    optional uint32 client_tid = 15;
    optional uint32 server_tid = 16;
  }

  message ThreadStateBreakdown {
    optional string thread_state_type = 1;
    optional string thread_state = 2;
    optional int64 thread_state_dur = 3;
    optional int64 thread_state_count = 4;
  }

  message BlockedFunctionBreakdown {
    optional string thread_state_type = 1;
    optional string blocked_function = 2;
    optional int64 blocked_function_dur = 3;
    optional int64 blocked_function_count = 4;
  }

  repeated PerProcessBreakdown process_breakdown = 1;
  repeated UnaggregatedTxnBreakdown unaggregated_txn_breakdown = 2;
}