1/* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16syntax = "proto2"; 17package perfetto.protos; 18 19import "protos/perfetto/metrics/android/process_metadata.proto"; 20 21message JavaHeapHistogram { 22 // Next id: 9 23 message TypeCount { 24 optional string type_name = 1; 25 optional string category = 4; 26 27 optional uint32 obj_count = 2; 28 optional uint32 reachable_obj_count = 3; 29 30 optional uint32 size_kb = 5; 31 optional uint32 reachable_size_kb = 6; 32 optional uint32 native_size_kb = 7; 33 optional uint32 reachable_native_size_kb = 8; 34 } 35 36 message Sample { 37 optional int64 ts = 1; 38 repeated TypeCount type_count = 2; 39 } 40 41 // Heap stats per process. One sample per dump (with continuous dump you can 42 // have more samples differentiated by ts). 43 message InstanceStats { 44 optional uint32 upid = 1; 45 optional AndroidProcessMetadata process = 2; 46 repeated Sample samples = 3; 47 } 48 49 repeated InstanceStats instance_stats = 1; 50} 51