Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 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 | */ |
| 16 | |
Primiano Tucci | 0d72a31 | 2018-08-07 14:42:45 +0100 | [diff] [blame] | 17 | #include "src/trace_processor/proto_trace_parser.h" |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 18 | |
Primiano Tucci | 132a34d | 2018-09-19 19:34:01 +0100 | [diff] [blame] | 19 | #include <string.h> |
| 20 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 21 | #include <string> |
| 22 | |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 23 | #include "perfetto/base/logging.h" |
Hector Dearman | ba43f60 | 2019-01-29 14:36:11 +0000 | [diff] [blame] | 24 | #include "perfetto/base/optional.h" |
Primiano Tucci | 2da5d2e | 2018-08-10 14:23:31 +0100 | [diff] [blame] | 25 | #include "perfetto/base/string_view.h" |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 26 | #include "perfetto/base/utils.h" |
Primiano Tucci | 0d72a31 | 2018-08-07 14:42:45 +0100 | [diff] [blame] | 27 | #include "perfetto/protozero/proto_decoder.h" |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 28 | #include "perfetto/traced/sys_stats_counters.h" |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 29 | #include "src/trace_processor/args_tracker.h" |
Primiano Tucci | a270f01 | 2019-01-07 20:01:00 +0000 | [diff] [blame] | 30 | #include "src/trace_processor/clock_tracker.h" |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 31 | #include "src/trace_processor/event_tracker.h" |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 32 | #include "src/trace_processor/ftrace_descriptors.h" |
Primiano Tucci | 0d72a31 | 2018-08-07 14:42:45 +0100 | [diff] [blame] | 33 | #include "src/trace_processor/process_tracker.h" |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 34 | #include "src/trace_processor/slice_tracker.h" |
Primiano Tucci | 0d72a31 | 2018-08-07 14:42:45 +0100 | [diff] [blame] | 35 | #include "src/trace_processor/trace_processor_context.h" |
| 36 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 37 | #include "perfetto/trace/trace.pb.h" |
| 38 | #include "perfetto/trace/trace_packet.pb.h" |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 39 | |
| 40 | namespace perfetto { |
| 41 | namespace trace_processor { |
| 42 | |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 43 | namespace { |
| 44 | |
| 45 | using protozero::ProtoDecoder; |
| 46 | using Variadic = TraceStorage::Args::Variadic; |
| 47 | |
| 48 | } // namespace |
| 49 | |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 50 | // We have to handle trace_marker events of a few different types: |
| 51 | // 1. some random text |
| 52 | // 2. B|1636|pokeUserActivity |
| 53 | // 3. E|1636 |
| 54 | // 4. C|1636|wq:monitor|0 |
| 55 | bool ParseSystraceTracePoint(base::StringView str, SystraceTracePoint* out) { |
| 56 | // THIS char* IS NOT NULL TERMINATED. |
| 57 | const char* s = str.data(); |
| 58 | size_t len = str.size(); |
| 59 | |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 60 | // If str matches '[BEC]\|[0-9]+[\|\n]' set tgid_length to the length of |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 61 | // the number. Otherwise return false. |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 62 | if (s[1] != '|' && s[1] != '\n') |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 63 | return false; |
| 64 | if (s[0] != 'B' && s[0] != 'E' && s[0] != 'C') |
| 65 | return false; |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 66 | size_t tgid_length = 0; |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 67 | for (size_t i = 2; i < len; i++) { |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 68 | if (s[i] == '|' || s[i] == '\n') { |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 69 | tgid_length = i - 2; |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 70 | break; |
| 71 | } |
| 72 | if (s[i] < '0' || s[i] > '9') |
| 73 | return false; |
| 74 | } |
| 75 | |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 76 | if (tgid_length == 0) { |
| 77 | out->tgid = 0; |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 78 | } else { |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 79 | std::string tgid_str(s + 2, tgid_length); |
| 80 | out->tgid = static_cast<uint32_t>(std::stoi(tgid_str.c_str())); |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 81 | } |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 82 | |
| 83 | out->phase = s[0]; |
| 84 | switch (s[0]) { |
| 85 | case 'B': { |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 86 | size_t name_index = 2 + tgid_length + 1; |
Ioannis Ilkos | 843e4c4 | 2019-01-23 17:32:55 +0000 | [diff] [blame] | 87 | out->name = base::StringView( |
| 88 | s + name_index, len - name_index - (s[len - 1] == '\n' ? 1 : 0)); |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 89 | return true; |
| 90 | } |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 91 | case 'E': { |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 92 | return true; |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 93 | } |
| 94 | case 'C': { |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 95 | size_t name_index = 2 + tgid_length + 1; |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 96 | size_t name_length = 0; |
| 97 | for (size_t i = name_index; i < len; i++) { |
| 98 | if (s[i] == '|' || s[i] == '\n') { |
| 99 | name_length = i - name_index; |
| 100 | break; |
| 101 | } |
| 102 | } |
| 103 | out->name = base::StringView(s + name_index, name_length); |
Ioannis Ilkos | 45b361a | 2019-01-14 16:51:48 +0000 | [diff] [blame] | 104 | |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 105 | size_t value_index = name_index + name_length + 1; |
Ioannis Ilkos | 45b361a | 2019-01-14 16:51:48 +0000 | [diff] [blame] | 106 | size_t value_len = len - value_index; |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 107 | char value_str[32]; |
Ioannis Ilkos | 45b361a | 2019-01-14 16:51:48 +0000 | [diff] [blame] | 108 | if (value_len >= sizeof(value_str)) { |
| 109 | return false; |
| 110 | } |
| 111 | memcpy(value_str, s + value_index, value_len); |
| 112 | value_str[value_len] = 0; |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 113 | out->value = std::stod(value_str); |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 114 | return true; |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 115 | } |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 116 | default: |
| 117 | return false; |
| 118 | } |
| 119 | } |
| 120 | |
Primiano Tucci | 7e33029 | 2018-08-24 19:10:52 +0200 | [diff] [blame] | 121 | ProtoTraceParser::ProtoTraceParser(TraceProcessorContext* context) |
Isabelle Taylor | 15314ea | 2018-09-19 11:35:19 +0100 | [diff] [blame] | 122 | : context_(context), |
Lalit Maganti | 6e9c55e | 2018-11-29 12:00:39 +0000 | [diff] [blame] | 123 | utid_name_id_(context->storage->InternString("utid")), |
Lalit Maganti | 369ea3c | 2019-03-05 11:09:42 +0000 | [diff] [blame^] | 124 | sched_wakeup_name_id_(context->storage->InternString("sched_wakeup")), |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 125 | cpu_freq_name_id_(context->storage->InternString("cpufreq")), |
Hector Dearman | 7b794cc | 2018-11-30 14:35:30 +0000 | [diff] [blame] | 126 | cpu_idle_name_id_(context->storage->InternString("cpuidle")), |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 127 | comm_name_id_(context->storage->InternString("comm")), |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 128 | num_forks_name_id_(context->storage->InternString("num_forks")), |
| 129 | num_irq_total_name_id_(context->storage->InternString("num_irq_total")), |
| 130 | num_softirq_total_name_id_( |
| 131 | context->storage->InternString("num_softirq_total")), |
| 132 | num_irq_name_id_(context->storage->InternString("num_irq")), |
| 133 | num_softirq_name_id_(context->storage->InternString("num_softirq")), |
| 134 | cpu_times_user_ns_id_( |
| 135 | context->storage->InternString("cpu.times.user_ns")), |
| 136 | cpu_times_user_ice_ns_id_( |
| 137 | context->storage->InternString("cpu.times.user_ice_ns")), |
| 138 | cpu_times_system_mode_ns_id_( |
| 139 | context->storage->InternString("cpu.times.system_mode_ns")), |
| 140 | cpu_times_idle_ns_id_( |
| 141 | context->storage->InternString("cpu.times.idle_ns")), |
| 142 | cpu_times_io_wait_ns_id_( |
| 143 | context->storage->InternString("cpu.times.io_wait_ns")), |
| 144 | cpu_times_irq_ns_id_(context->storage->InternString("cpu.times.irq_ns")), |
| 145 | cpu_times_softirq_ns_id_( |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 146 | context->storage->InternString("cpu.times.softirq_ns")), |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 147 | signal_deliver_id_(context->storage->InternString("signal_deliver")), |
Primiano Tucci | b86e9ca | 2018-12-03 20:20:11 +0100 | [diff] [blame] | 148 | signal_generate_id_(context->storage->InternString("signal_generate")), |
| 149 | batt_charge_id_(context->storage->InternString("batt.charge_uah")), |
| 150 | batt_capacity_id_(context->storage->InternString("batt.capacity_pct")), |
| 151 | batt_current_id_(context->storage->InternString("batt.current_ua")), |
| 152 | batt_current_avg_id_( |
Primiano Tucci | 4423104 | 2018-12-06 21:34:32 +0000 | [diff] [blame] | 153 | context->storage->InternString("batt.current.avg_ua")), |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 154 | lmk_id_(context->storage->InternString("mem.lmk")), |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 155 | oom_score_adj_id_(context->storage->InternString("oom_score_adj")), |
| 156 | ion_total_unknown_id_(context->storage->InternString("mem.ion.unknown")), |
| 157 | ion_change_unknown_id_( |
| 158 | context->storage->InternString("mem.ion_change.unknown")) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 159 | for (const auto& name : BuildMeminfoCounterNames()) { |
| 160 | meminfo_strs_id_.emplace_back(context->storage->InternString(name)); |
| 161 | } |
| 162 | for (const auto& name : BuildVmstatCounterNames()) { |
| 163 | vmstat_strs_id_.emplace_back(context->storage->InternString(name)); |
| 164 | } |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 165 | rss_members_.emplace_back(context->storage->InternString("mem.rss.file")); |
| 166 | rss_members_.emplace_back(context->storage->InternString("mem.rss.anon")); |
Lalit Maganti | 5a95df2 | 2019-01-24 13:28:36 +0000 | [diff] [blame] | 167 | rss_members_.emplace_back(context->storage->InternString("mem.swap")); |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 168 | rss_members_.emplace_back(context->storage->InternString("mem.rss.shmem")); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 169 | rss_members_.emplace_back( |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 170 | context->storage->InternString("mem.rss.unknown")); // Keep this last. |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 171 | |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 172 | using ProcessStats = protos::ProcessStats; |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 173 | proc_stats_process_names_[ProcessStats::Process::kVmSizeKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 174 | context->storage->InternString("mem.virt"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 175 | proc_stats_process_names_[ProcessStats::Process::kVmRssKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 176 | context->storage->InternString("mem.rss"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 177 | proc_stats_process_names_[ProcessStats::Process::kRssAnonKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 178 | context->storage->InternString("mem.rss.anon"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 179 | proc_stats_process_names_[ProcessStats::Process::kRssFileKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 180 | context->storage->InternString("mem.rss.file"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 181 | proc_stats_process_names_[ProcessStats::Process::kRssShmemKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 182 | context->storage->InternString("mem.rss.shmem"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 183 | proc_stats_process_names_[ProcessStats::Process::kVmSwapKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 184 | context->storage->InternString("mem.swap"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 185 | proc_stats_process_names_[ProcessStats::Process::kVmLockedKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 186 | context->storage->InternString("mem.locked"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 187 | proc_stats_process_names_[ProcessStats::Process::kVmHwmKbFieldNumber] = |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 188 | context->storage->InternString("mem.rss.watermark"); |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 189 | proc_stats_process_names_[ProcessStats::Process::kOomScoreAdjFieldNumber] = |
| 190 | oom_score_adj_id_; |
Lalit Maganti | a824c33 | 2019-01-23 17:55:58 +0000 | [diff] [blame] | 191 | |
Hector Dearman | bd6cd47 | 2019-02-13 16:42:52 +0000 | [diff] [blame] | 192 | mm_event_counter_names_ = { |
| 193 | {MmEventCounterNames( |
| 194 | context->storage->InternString("mem.mm.min_flt.count"), |
| 195 | context->storage->InternString("mem.mm.min_flt.max_lat"), |
| 196 | context->storage->InternString("mem.mm.min_flt.avg_lat")), |
| 197 | MmEventCounterNames( |
| 198 | context->storage->InternString("mem.mm.maj_flt.count"), |
| 199 | context->storage->InternString("mem.mm.maj_flt.max_lat"), |
| 200 | context->storage->InternString("mem.mm.maj_flt.avg_lat")), |
| 201 | MmEventCounterNames( |
| 202 | context->storage->InternString("mem.mm.read_io.count"), |
| 203 | context->storage->InternString("mem.mm.read_io.max_lat"), |
| 204 | context->storage->InternString("mem.mm.read_io.avg_lat")), |
| 205 | MmEventCounterNames( |
| 206 | context->storage->InternString("mem.mm.compaction.count"), |
| 207 | context->storage->InternString("mem.mm.compaction.max_lat"), |
| 208 | context->storage->InternString("mem.mm.compaction.avg_lat")), |
| 209 | MmEventCounterNames( |
| 210 | context->storage->InternString("mem.mm.reclaim.count"), |
| 211 | context->storage->InternString("mem.mm.reclaim.max_lat"), |
| 212 | context->storage->InternString("mem.mm.reclaim.avg_lat")), |
| 213 | MmEventCounterNames( |
| 214 | context->storage->InternString("mem.mm.swp_flt.count"), |
| 215 | context->storage->InternString("mem.mm.swp_flt.max_lat"), |
| 216 | context->storage->InternString("mem.mm.swp_flt.avg_lat")), |
| 217 | MmEventCounterNames( |
| 218 | context->storage->InternString("mem.mm.kern_alloc.count"), |
| 219 | context->storage->InternString("mem.mm.kern_alloc.max_lat"), |
| 220 | context->storage->InternString("mem.mm.kern_alloc.avg_lat"))}}; |
| 221 | |
| 222 | // TODO(hjd): Add the missing syscalls + fix on over arch. |
| 223 | sys_name_ids_ = {{context->storage->InternString("sys_restart_syscall"), |
| 224 | context->storage->InternString("sys_exit"), |
| 225 | context->storage->InternString("sys_fork"), |
| 226 | context->storage->InternString("sys_read"), |
| 227 | context->storage->InternString("sys_write"), |
| 228 | context->storage->InternString("sys_open"), |
| 229 | context->storage->InternString("sys_close"), |
| 230 | context->storage->InternString("sys_creat"), |
| 231 | context->storage->InternString("sys_link"), |
| 232 | context->storage->InternString("sys_unlink"), |
| 233 | context->storage->InternString("sys_execve"), |
| 234 | context->storage->InternString("sys_chdir"), |
| 235 | context->storage->InternString("sys_time")}}; |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 236 | |
| 237 | // Build the lookup table for the strings inside ftrace events (e.g. the |
| 238 | // name of ftrace event fields and the names of their args). |
| 239 | for (size_t i = 0; i < GetDescriptorsSize(); i++) { |
| 240 | auto* descriptor = GetMessageDescriptorForId(i); |
| 241 | if (!descriptor->name) { |
| 242 | ftrace_message_strings_.emplace_back(); |
| 243 | continue; |
| 244 | } |
| 245 | |
| 246 | FtraceMessageStrings ftrace_strings; |
| 247 | ftrace_strings.message_name_id = |
| 248 | context->storage->InternString(descriptor->name); |
| 249 | |
Lalit Maganti | 3043fbd | 2019-02-07 10:21:50 +0000 | [diff] [blame] | 250 | for (size_t fid = 0; fid <= descriptor->max_field_id; fid++) { |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 251 | const auto& field = descriptor->fields[fid]; |
| 252 | if (!field.name) |
| 253 | continue; |
| 254 | ftrace_strings.field_name_ids[fid] = |
| 255 | context->storage->InternString(field.name); |
| 256 | } |
| 257 | ftrace_message_strings_.emplace_back(ftrace_strings); |
| 258 | } |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 259 | } |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 260 | |
Primiano Tucci | 0d72a31 | 2018-08-07 14:42:45 +0100 | [diff] [blame] | 261 | ProtoTraceParser::~ProtoTraceParser() = default; |
| 262 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 263 | void ProtoTraceParser::ParseTracePacket(int64_t ts, TraceBlobView packet) { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 264 | ProtoDecoder decoder(packet.data(), packet.length()); |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 265 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 266 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 267 | switch (fld.id) { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 268 | case protos::TracePacket::kProcessTreeFieldNumber: { |
| 269 | const size_t fld_off = packet.offset_of(fld.data()); |
| 270 | ParseProcessTree(packet.slice(fld_off, fld.size())); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 271 | break; |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 272 | } |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 273 | case protos::TracePacket::kProcessStatsFieldNumber: { |
| 274 | const size_t fld_off = packet.offset_of(fld.data()); |
| 275 | ParseProcessStats(ts, packet.slice(fld_off, fld.size())); |
| 276 | break; |
| 277 | } |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 278 | case protos::TracePacket::kSysStatsFieldNumber: { |
| 279 | const size_t fld_off = packet.offset_of(fld.data()); |
| 280 | ParseSysStats(ts, packet.slice(fld_off, fld.size())); |
| 281 | break; |
| 282 | } |
Primiano Tucci | b86e9ca | 2018-12-03 20:20:11 +0100 | [diff] [blame] | 283 | case protos::TracePacket::kBatteryFieldNumber: { |
| 284 | const size_t fld_off = packet.offset_of(fld.data()); |
| 285 | ParseBatteryCounters(ts, packet.slice(fld_off, fld.size())); |
| 286 | break; |
| 287 | } |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 288 | case protos::TracePacket::kTraceStatsFieldNumber: { |
| 289 | const size_t fld_off = packet.offset_of(fld.data()); |
| 290 | ParseTraceStats(packet.slice(fld_off, fld.size())); |
| 291 | break; |
| 292 | } |
| 293 | case protos::TracePacket::kFtraceStatsFieldNumber: { |
| 294 | const size_t fld_off = packet.offset_of(fld.data()); |
| 295 | ParseFtraceStats(packet.slice(fld_off, fld.size())); |
| 296 | break; |
| 297 | } |
Primiano Tucci | a270f01 | 2019-01-07 20:01:00 +0000 | [diff] [blame] | 298 | case protos::TracePacket::kClockSnapshotFieldNumber: { |
| 299 | const size_t fld_off = packet.offset_of(fld.data()); |
| 300 | ParseClockSnapshot(packet.slice(fld_off, fld.size())); |
| 301 | break; |
| 302 | } |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 303 | case protos::TracePacket::kAndroidLogFieldNumber: { |
| 304 | const size_t fld_off = packet.offset_of(fld.data()); |
| 305 | ParseAndroidLogPacket(packet.slice(fld_off, fld.size())); |
| 306 | break; |
| 307 | } |
Hector Dearman | dd63979 | 2019-01-31 15:04:59 +0000 | [diff] [blame] | 308 | case protos::TracePacket::kProfilePacketFieldNumber: { |
| 309 | const size_t fld_off = packet.offset_of(fld.data()); |
| 310 | ParseProfilePacket(packet.slice(fld_off, fld.size())); |
| 311 | break; |
| 312 | } |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 313 | default: |
| 314 | break; |
| 315 | } |
| 316 | } |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 317 | // TODO(lalitm): maybe move this to the flush method in the trace processor |
| 318 | // once we have it. This may reduce performance in the ArgsTracker though so |
| 319 | // needs to be handled carefully. |
| 320 | context_->args_tracker->Flush(); |
| 321 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 322 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 323 | } |
| 324 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 325 | void ProtoTraceParser::ParseSysStats(int64_t ts, TraceBlobView stats) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 326 | ProtoDecoder decoder(stats.data(), stats.length()); |
| 327 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 328 | switch (fld.id) { |
| 329 | case protos::SysStats::kMeminfoFieldNumber: { |
| 330 | const size_t fld_off = stats.offset_of(fld.data()); |
| 331 | ParseMemInfo(ts, stats.slice(fld_off, fld.size())); |
| 332 | break; |
| 333 | } |
| 334 | case protos::SysStats::kVmstatFieldNumber: { |
| 335 | const size_t fld_off = stats.offset_of(fld.data()); |
| 336 | ParseVmStat(ts, stats.slice(fld_off, fld.size())); |
| 337 | break; |
| 338 | } |
| 339 | case protos::SysStats::kCpuStatFieldNumber: { |
| 340 | const size_t fld_off = stats.offset_of(fld.data()); |
| 341 | ParseCpuTimes(ts, stats.slice(fld_off, fld.size())); |
| 342 | break; |
| 343 | } |
| 344 | case protos::SysStats::kNumIrqFieldNumber: { |
| 345 | const size_t fld_off = stats.offset_of(fld.data()); |
| 346 | ParseIrqCount(ts, stats.slice(fld_off, fld.size()), |
| 347 | /*is_softirq=*/false); |
| 348 | break; |
| 349 | } |
| 350 | case protos::SysStats::kNumSoftirqFieldNumber: { |
| 351 | const size_t fld_off = stats.offset_of(fld.data()); |
| 352 | ParseIrqCount(ts, stats.slice(fld_off, fld.size()), |
| 353 | /*is_softirq=*/true); |
| 354 | break; |
| 355 | } |
| 356 | case protos::SysStats::kNumForksFieldNumber: { |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 357 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 358 | ts, fld.as_uint32(), num_forks_name_id_, 0, RefType::kRefNoRef); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 359 | break; |
| 360 | } |
| 361 | case protos::SysStats::kNumIrqTotalFieldNumber: { |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 362 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 363 | ts, fld.as_uint32(), num_irq_total_name_id_, 0, RefType::kRefNoRef); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 364 | break; |
| 365 | } |
| 366 | case protos::SysStats::kNumSoftirqTotalFieldNumber: { |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 367 | context_->event_tracker->PushCounter(ts, fld.as_uint32(), |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 368 | num_softirq_total_name_id_, 0, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 369 | RefType::kRefNoRef); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 370 | break; |
| 371 | } |
| 372 | default: |
| 373 | break; |
| 374 | } |
| 375 | } |
| 376 | } |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 377 | void ProtoTraceParser::ParseIrqCount(int64_t ts, |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 378 | TraceBlobView irq, |
| 379 | bool is_soft) { |
| 380 | ProtoDecoder decoder(irq.data(), irq.length()); |
| 381 | uint32_t key = 0; |
| 382 | uint32_t value = 0; |
| 383 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 384 | switch (fld.id) { |
| 385 | case protos::SysStats::InterruptCount::kIrqFieldNumber: |
| 386 | key = fld.as_uint32(); |
| 387 | break; |
| 388 | case protos::SysStats::InterruptCount::kCountFieldNumber: |
| 389 | value = fld.as_uint32(); |
| 390 | break; |
| 391 | } |
| 392 | } |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 393 | RefType ref_type = is_soft ? RefType::kRefIrq : RefType::kRefSoftIrq; |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 394 | StringId name_id = is_soft ? num_irq_name_id_ : num_softirq_name_id_; |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 395 | context_->event_tracker->PushCounter(ts, value, name_id, key, ref_type); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 396 | } |
| 397 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 398 | void ProtoTraceParser::ParseMemInfo(int64_t ts, TraceBlobView mem) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 399 | ProtoDecoder decoder(mem.data(), mem.length()); |
| 400 | uint32_t key = 0; |
| 401 | uint32_t value = 0; |
| 402 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 403 | switch (fld.id) { |
| 404 | case protos::SysStats::MeminfoValue::kKeyFieldNumber: |
| 405 | key = fld.as_uint32(); |
| 406 | break; |
| 407 | case protos::SysStats::MeminfoValue::kValueFieldNumber: |
| 408 | value = fld.as_uint32(); |
| 409 | break; |
| 410 | } |
| 411 | } |
| 412 | if (PERFETTO_UNLIKELY(key >= meminfo_strs_id_.size())) { |
| 413 | PERFETTO_ELOG("MemInfo key %d is not recognized.", key); |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 414 | context_->storage->IncrementStats(stats::meminfo_unknown_keys); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 415 | return; |
| 416 | } |
Ioannis Ilkos | 5ef15b4 | 2019-01-08 10:57:52 +0000 | [diff] [blame] | 417 | // /proc/meminfo counters are in kB, convert to bytes |
| 418 | context_->event_tracker->PushCounter(ts, value * 1024L, meminfo_strs_id_[key], |
| 419 | 0, RefType::kRefNoRef); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 420 | } |
| 421 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 422 | void ProtoTraceParser::ParseVmStat(int64_t ts, TraceBlobView stat) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 423 | ProtoDecoder decoder(stat.data(), stat.length()); |
| 424 | uint32_t key = 0; |
| 425 | uint32_t value = 0; |
| 426 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 427 | switch (fld.id) { |
| 428 | case protos::SysStats::VmstatValue::kKeyFieldNumber: |
| 429 | key = fld.as_uint32(); |
| 430 | break; |
| 431 | case protos::SysStats::VmstatValue::kValueFieldNumber: |
| 432 | value = fld.as_uint32(); |
| 433 | break; |
| 434 | } |
| 435 | } |
| 436 | if (PERFETTO_UNLIKELY(key >= vmstat_strs_id_.size())) { |
| 437 | PERFETTO_ELOG("VmStat key %d is not recognized.", key); |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 438 | context_->storage->IncrementStats(stats::vmstat_unknown_keys); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 439 | return; |
| 440 | } |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 441 | context_->event_tracker->PushCounter(ts, value, vmstat_strs_id_[key], 0, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 442 | RefType::kRefNoRef); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 443 | } |
| 444 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 445 | void ProtoTraceParser::ParseCpuTimes(int64_t ts, TraceBlobView cpu_times) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 446 | ProtoDecoder decoder(cpu_times.data(), cpu_times.length()); |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 447 | uint64_t raw_cpu = 0; |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 448 | uint32_t value = 0; |
| 449 | // Speculate on CPU being first. |
| 450 | constexpr auto kCpuFieldTag = protozero::proto_utils::MakeTagVarInt( |
| 451 | protos::SysStats::CpuTimes::kCpuIdFieldNumber); |
| 452 | if (cpu_times.length() > 2 && cpu_times.data()[0] == kCpuFieldTag && |
| 453 | cpu_times.data()[1] < 0x80) { |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 454 | raw_cpu = cpu_times.data()[1]; |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 455 | } else { |
| 456 | if (!PERFETTO_LIKELY(( |
| 457 | decoder.FindIntField<protos::SysStats::CpuTimes::kCpuIdFieldNumber>( |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 458 | &raw_cpu)))) { |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 459 | PERFETTO_ELOG("CPU field not found in CpuTimes"); |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 460 | context_->storage->IncrementStats(stats::invalid_cpu_times); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 461 | return; |
| 462 | } |
| 463 | } |
| 464 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 465 | int64_t cpu = static_cast<int64_t>(raw_cpu); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 466 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 467 | switch (fld.id) { |
| 468 | case protos::SysStats::CpuTimes::kUserNsFieldNumber: { |
| 469 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 470 | context_->event_tracker->PushCounter(ts, value, cpu_times_user_ns_id_, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 471 | cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 472 | break; |
| 473 | } |
| 474 | case protos::SysStats::CpuTimes::kUserIceNsFieldNumber: { |
| 475 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 476 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 477 | ts, value, cpu_times_user_ice_ns_id_, cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 478 | break; |
| 479 | } |
| 480 | case protos::SysStats::CpuTimes::kSystemModeNsFieldNumber: { |
| 481 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 482 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 483 | ts, value, cpu_times_system_mode_ns_id_, cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 484 | break; |
| 485 | } |
| 486 | case protos::SysStats::CpuTimes::kIdleNsFieldNumber: { |
| 487 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 488 | context_->event_tracker->PushCounter(ts, value, cpu_times_idle_ns_id_, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 489 | cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 490 | break; |
| 491 | } |
| 492 | case protos::SysStats::CpuTimes::kIoWaitNsFieldNumber: { |
| 493 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 494 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 495 | ts, value, cpu_times_io_wait_ns_id_, cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 496 | break; |
| 497 | } |
| 498 | case protos::SysStats::CpuTimes::kIrqNsFieldNumber: { |
| 499 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 500 | context_->event_tracker->PushCounter(ts, value, cpu_times_irq_ns_id_, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 501 | cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 502 | break; |
| 503 | } |
| 504 | case protos::SysStats::CpuTimes::kSoftirqNsFieldNumber: { |
| 505 | value = fld.as_uint32(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 506 | context_->event_tracker->PushCounter( |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 507 | ts, value, cpu_times_softirq_ns_id_, cpu, RefType::kRefCpuId); |
Isabelle Taylor | 54ce705 | 2018-10-01 14:00:15 +0100 | [diff] [blame] | 508 | break; |
| 509 | } |
| 510 | default: |
| 511 | break; |
| 512 | } |
| 513 | } |
| 514 | } |
| 515 | |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 516 | void ProtoTraceParser::ParseProcessTree(TraceBlobView pstree) { |
| 517 | ProtoDecoder decoder(pstree.data(), pstree.length()); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 518 | |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 519 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 520 | const size_t fld_off = pstree.offset_of(fld.data()); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 521 | switch (fld.id) { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 522 | case protos::ProcessTree::kProcessesFieldNumber: { |
| 523 | ParseProcess(pstree.slice(fld_off, fld.size())); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 524 | break; |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 525 | } |
| 526 | case protos::ProcessTree::kThreadsFieldNumber: { |
| 527 | ParseThread(pstree.slice(fld_off, fld.size())); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 528 | break; |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 529 | } |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 530 | default: |
| 531 | break; |
| 532 | } |
| 533 | } |
| 534 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 535 | } |
| 536 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 537 | void ProtoTraceParser::ParseProcessStats(int64_t ts, TraceBlobView stats) { |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 538 | ProtoDecoder decoder(stats.data(), stats.length()); |
| 539 | |
| 540 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 541 | const size_t fld_off = stats.offset_of(fld.data()); |
| 542 | switch (fld.id) { |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 543 | case protos::ProcessStats::kProcessesFieldNumber: { |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 544 | ParseProcessStatsProcess(ts, stats.slice(fld_off, fld.size())); |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 545 | break; |
| 546 | } |
| 547 | default: |
| 548 | break; |
| 549 | } |
| 550 | } |
| 551 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 552 | } |
| 553 | |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 554 | void ProtoTraceParser::ParseProcessStatsProcess(int64_t ts, |
| 555 | TraceBlobView proc_stat) { |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 556 | ProtoDecoder decoder(proc_stat.data(), proc_stat.length()); |
| 557 | uint32_t pid = 0; |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 558 | |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 559 | // Maps a process counter field it to its value. |
| 560 | // E.g., 4 := 1024 -> "mem.rss.anon" := 1024. |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 561 | std::array<int64_t, kProcStatsProcessSize> counter_values{}; |
| 562 | std::array<bool, kProcStatsProcessSize> has_counter{}; |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 563 | |
| 564 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 565 | switch (fld.id) { |
Lalit Maganti | 6820abc | 2019-01-21 11:12:23 +0000 | [diff] [blame] | 566 | case protos::ProcessStats::Process::kPidFieldNumber: |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 567 | pid = fld.as_uint32(); |
| 568 | break; |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 569 | default: { |
| 570 | bool is_counter_field = fld.id < has_counter.size() && |
| 571 | proc_stats_process_names_[fld.id] != 0; |
| 572 | if (is_counter_field) { |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 573 | // Memory counters are in KB, keep values in bytes in the trace |
| 574 | // processor. |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 575 | counter_values[fld.id] = |
| 576 | fld.id == protos::ProcessStats::Process::kOomScoreAdjFieldNumber |
| 577 | ? fld.as_int64() |
| 578 | : fld.as_int64() * 1024; |
| 579 | has_counter[fld.id] = true; |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 580 | } else { |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 581 | context_->storage->IncrementStats(stats::proc_stat_unknown_counters); |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 582 | } |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 583 | break; |
| 584 | } |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 585 | } |
| 586 | } |
| 587 | |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 588 | // Skip field_id 0 (invalid) and 1 (pid). |
| 589 | for (size_t field_id = 2; field_id < counter_values.size(); field_id++) { |
| 590 | if (!has_counter[field_id]) |
| 591 | continue; |
| 592 | |
| 593 | // Lookup the interned string id from the field name using the |
Lalit Maganti | 41c9892 | 2019-01-23 19:35:58 +0000 | [diff] [blame] | 594 | // pre-cached |proc_stats_process_names_| map. |
| 595 | StringId name = proc_stats_process_names_[field_id]; |
| 596 | int64_t value = counter_values[field_id]; |
| 597 | |
| 598 | UniquePid upid = context_->process_tracker->UpdateProcess(pid); |
| 599 | context_->event_tracker->PushCounter(ts, value, name, upid, |
| 600 | RefType::kRefUpid); |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 601 | } |
| 602 | |
| 603 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 604 | } |
| 605 | |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 606 | void ProtoTraceParser::ParseThread(TraceBlobView thread) { |
| 607 | ProtoDecoder decoder(thread.data(), thread.length()); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 608 | uint32_t tid = 0; |
| 609 | uint32_t tgid = 0; |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 610 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 611 | switch (fld.id) { |
| 612 | case protos::ProcessTree::Thread::kTidFieldNumber: |
| 613 | tid = fld.as_uint32(); |
| 614 | break; |
| 615 | case protos::ProcessTree::Thread::kTgidFieldNumber: |
| 616 | tgid = fld.as_uint32(); |
| 617 | break; |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 618 | default: |
| 619 | break; |
| 620 | } |
| 621 | } |
Isabelle Taylor | a0a2297 | 2018-08-03 12:06:12 +0100 | [diff] [blame] | 622 | context_->process_tracker->UpdateThread(tid, tgid); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 623 | |
| 624 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 625 | } |
| 626 | |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 627 | void ProtoTraceParser::ParseProcess(TraceBlobView process) { |
| 628 | ProtoDecoder decoder(process.data(), process.length()); |
| 629 | |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 630 | uint32_t pid = 0; |
Lalit Maganti | 0888424 | 2019-02-19 12:28:32 +0000 | [diff] [blame] | 631 | uint32_t ppid = 0; |
Primiano Tucci | 2da5d2e | 2018-08-10 14:23:31 +0100 | [diff] [blame] | 632 | base::StringView process_name; |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 633 | |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 634 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 635 | switch (fld.id) { |
| 636 | case protos::ProcessTree::Process::kPidFieldNumber: |
| 637 | pid = fld.as_uint32(); |
| 638 | break; |
Lalit Maganti | 0888424 | 2019-02-19 12:28:32 +0000 | [diff] [blame] | 639 | case protos::ProcessTree::Process::kPpidFieldNumber: |
| 640 | ppid = fld.as_uint32(); |
| 641 | break; |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 642 | case protos::ProcessTree::Process::kCmdlineFieldNumber: |
Primiano Tucci | 711de1f | 2019-03-04 11:11:33 +0000 | [diff] [blame] | 643 | if (process_name.empty()) // cmdline is a repeated field. |
Primiano Tucci | 2da5d2e | 2018-08-10 14:23:31 +0100 | [diff] [blame] | 644 | process_name = fld.as_string(); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 645 | break; |
| 646 | default: |
| 647 | break; |
| 648 | } |
| 649 | } |
Primiano Tucci | 711de1f | 2019-03-04 11:11:33 +0000 | [diff] [blame] | 650 | |
Lalit Maganti | 0888424 | 2019-02-19 12:28:32 +0000 | [diff] [blame] | 651 | context_->process_tracker->UpdateProcess(pid, ppid, process_name); |
Isabelle Taylor | d80932a | 2018-06-19 17:00:47 +0100 | [diff] [blame] | 652 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 653 | } |
| 654 | |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 655 | void ProtoTraceParser::ParseFtracePacket(uint32_t cpu, |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 656 | int64_t timestamp, |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 657 | TraceBlobView ftrace) { |
| 658 | ProtoDecoder decoder(ftrace.data(), ftrace.length()); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 659 | uint64_t raw_pid = 0; |
| 660 | if (!PERFETTO_LIKELY( |
| 661 | (decoder.FindIntField<protos::FtraceEvent::kPidFieldNumber>( |
| 662 | &raw_pid)))) { |
| 663 | PERFETTO_ELOG("Pid field not found in ftrace packet"); |
| 664 | return; |
| 665 | } |
| 666 | uint32_t pid = static_cast<uint32_t>(raw_pid); |
| 667 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 668 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 669 | bool is_metadata_field = |
| 670 | fld.id == protos::FtraceEvent::kPidFieldNumber || |
| 671 | fld.id == protos::FtraceEvent::kTimestampFieldNumber; |
| 672 | if (is_metadata_field) |
| 673 | continue; |
| 674 | |
| 675 | const size_t fld_off = ftrace.offset_of(fld.data()); |
| 676 | if (fld.id == protos::FtraceEvent::kGenericFieldNumber) { |
Lalit Maganti | e87cc81 | 2019-01-10 15:20:06 +0000 | [diff] [blame] | 677 | ParseGenericFtrace(timestamp, cpu, pid, |
| 678 | ftrace.slice(fld_off, fld.size())); |
Lalit Maganti | beb7371 | 2019-02-08 11:28:09 +0000 | [diff] [blame] | 679 | } else if (fld.id != protos::FtraceEvent::kSchedSwitchFieldNumber) { |
Lalit Maganti | e87cc81 | 2019-01-10 15:20:06 +0000 | [diff] [blame] | 680 | ParseTypedFtraceToRaw(fld.id, timestamp, cpu, pid, |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 681 | ftrace.slice(fld_off, fld.size())); |
| 682 | } |
| 683 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 684 | switch (fld.id) { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 685 | case protos::FtraceEvent::kSchedSwitchFieldNumber: { |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 686 | ParseSchedSwitch(cpu, timestamp, ftrace.slice(fld_off, fld.size())); |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 687 | break; |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 688 | } |
Lalit Maganti | 369ea3c | 2019-03-05 11:09:42 +0000 | [diff] [blame^] | 689 | case protos::FtraceEvent::kSchedWakeup: { |
| 690 | ParseSchedWakeup(timestamp, ftrace.slice(fld_off, fld.size())); |
| 691 | break; |
| 692 | } |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 693 | case protos::FtraceEvent::kCpuFrequency: { |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 694 | ParseCpuFreq(timestamp, ftrace.slice(fld_off, fld.size())); |
| 695 | break; |
| 696 | } |
Hector Dearman | 7b794cc | 2018-11-30 14:35:30 +0000 | [diff] [blame] | 697 | case protos::FtraceEvent::kCpuIdle: { |
Hector Dearman | 7b794cc | 2018-11-30 14:35:30 +0000 | [diff] [blame] | 698 | ParseCpuIdle(timestamp, ftrace.slice(fld_off, fld.size())); |
| 699 | break; |
| 700 | } |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 701 | case protos::FtraceEvent::kPrintFieldNumber: { |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 702 | ParsePrint(cpu, timestamp, pid, ftrace.slice(fld_off, fld.size())); |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 703 | break; |
| 704 | } |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 705 | case protos::FtraceEvent::kRssStatFieldNumber: { |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 706 | ParseRssStat(timestamp, pid, ftrace.slice(fld_off, fld.size())); |
| 707 | break; |
| 708 | } |
| 709 | case protos::FtraceEvent::kIonHeapGrow: { |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 710 | ParseIonHeapGrowOrShrink(timestamp, pid, |
| 711 | ftrace.slice(fld_off, fld.size()), true); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 712 | break; |
| 713 | } |
| 714 | case protos::FtraceEvent::kIonHeapShrink: { |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 715 | ParseIonHeapGrowOrShrink(timestamp, pid, |
| 716 | ftrace.slice(fld_off, fld.size()), false); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 717 | break; |
| 718 | } |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 719 | case protos::FtraceEvent::kSignalGenerate: { |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 720 | ParseSignalGenerate(timestamp, ftrace.slice(fld_off, fld.size())); |
| 721 | break; |
| 722 | } |
| 723 | case protos::FtraceEvent::kSignalDeliver: { |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 724 | ParseSignalDeliver(timestamp, pid, ftrace.slice(fld_off, fld.size())); |
| 725 | break; |
| 726 | } |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 727 | case protos::FtraceEvent::kLowmemoryKill: { |
| 728 | ParseLowmemoryKill(timestamp, ftrace.slice(fld_off, fld.size())); |
| 729 | break; |
| 730 | } |
Primiano Tucci | 4423104 | 2018-12-06 21:34:32 +0000 | [diff] [blame] | 731 | case protos::FtraceEvent::kOomScoreAdjUpdate: { |
Primiano Tucci | 4423104 | 2018-12-06 21:34:32 +0000 | [diff] [blame] | 732 | ParseOOMScoreAdjUpdate(timestamp, ftrace.slice(fld_off, fld.size())); |
| 733 | break; |
| 734 | } |
Lalit Maganti | a824c33 | 2019-01-23 17:55:58 +0000 | [diff] [blame] | 735 | case protos::FtraceEvent::kMmEventRecordFieldNumber: { |
| 736 | ParseMmEventRecordField(timestamp, pid, |
| 737 | ftrace.slice(fld_off, fld.size())); |
| 738 | break; |
| 739 | } |
Hector Dearman | bd6cd47 | 2019-02-13 16:42:52 +0000 | [diff] [blame] | 740 | case protos::FtraceEvent::kSysEnterFieldNumber: { |
| 741 | ParseSysEvent(timestamp, pid, true, ftrace.slice(fld_off, fld.size())); |
| 742 | break; |
| 743 | } |
Primiano Tucci | 711de1f | 2019-03-04 11:11:33 +0000 | [diff] [blame] | 744 | case protos::FtraceEvent::kSysExitFieldNumber: { |
Hector Dearman | bd6cd47 | 2019-02-13 16:42:52 +0000 | [diff] [blame] | 745 | ParseSysEvent(timestamp, pid, false, ftrace.slice(fld_off, fld.size())); |
| 746 | break; |
| 747 | } |
Primiano Tucci | 711de1f | 2019-03-04 11:11:33 +0000 | [diff] [blame] | 748 | case protos::FtraceEvent::kTaskNewtaskFieldNumber: { |
| 749 | ParseTaskNewTask(timestamp, pid, ftrace.slice(fld_off, fld.size())); |
| 750 | break; |
| 751 | } |
| 752 | case protos::FtraceEvent::kTaskRenameFieldNumber: { |
| 753 | ParseTaskRename(timestamp, ftrace.slice(fld_off, fld.size())); |
| 754 | break; |
| 755 | } |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 756 | default: |
| 757 | break; |
| 758 | } |
| 759 | } |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 760 | // TODO(lalitm): maybe move this to the flush method in the trace processor |
| 761 | // once we have it. This may reduce performance in the ArgsTracker though so |
| 762 | // needs to be handled carefully. |
| 763 | context_->args_tracker->Flush(); |
| 764 | |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 765 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 766 | } |
| 767 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 768 | void ProtoTraceParser::ParseSignalDeliver(int64_t timestamp, |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 769 | uint32_t pid, |
| 770 | TraceBlobView view) { |
| 771 | ProtoDecoder decoder(view.data(), view.length()); |
| 772 | uint32_t sig = 0; |
| 773 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 774 | switch (fld.id) { |
| 775 | case protos::SignalDeliverFtraceEvent::kSigFieldNumber: |
| 776 | sig = fld.as_uint32(); |
| 777 | break; |
| 778 | } |
| 779 | } |
| 780 | auto* instants = context_->storage->mutable_instants(); |
| 781 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, pid, 0); |
| 782 | instants->AddInstantEvent(timestamp, signal_deliver_id_, sig, utid, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 783 | RefType::kRefUtid); |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 784 | } |
| 785 | |
Isabelle Taylor | 0996dbf | 2018-11-07 11:33:38 +0000 | [diff] [blame] | 786 | // This event has both the pid of the thread that sent the signal and the |
| 787 | // destination of the signal. Currently storing the pid of the destination. |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 788 | void ProtoTraceParser::ParseSignalGenerate(int64_t timestamp, |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 789 | TraceBlobView view) { |
| 790 | ProtoDecoder decoder(view.data(), view.length()); |
| 791 | uint32_t pid = 0; |
| 792 | uint32_t sig = 0; |
| 793 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 794 | switch (fld.id) { |
| 795 | case protos::SignalGenerateFtraceEvent::kPidFieldNumber: |
| 796 | pid = fld.as_uint32(); |
| 797 | break; |
| 798 | case protos::SignalGenerateFtraceEvent::kSigFieldNumber: |
| 799 | sig = fld.as_uint32(); |
| 800 | break; |
| 801 | } |
| 802 | } |
| 803 | auto* instants = context_->storage->mutable_instants(); |
| 804 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, pid, 0); |
| 805 | instants->AddInstantEvent(timestamp, signal_generate_id_, sig, utid, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 806 | RefType::kRefUtid); |
Isabelle Taylor | c8c1120 | 2018-11-05 11:36:22 +0000 | [diff] [blame] | 807 | } |
| 808 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 809 | void ProtoTraceParser::ParseLowmemoryKill(int64_t timestamp, |
Isabelle Taylor | 0996dbf | 2018-11-07 11:33:38 +0000 | [diff] [blame] | 810 | TraceBlobView view) { |
| 811 | // TODO(taylori): Store the pagecache_size, pagecache_limit and free fields |
| 812 | // in an args table |
| 813 | ProtoDecoder decoder(view.data(), view.length()); |
| 814 | uint32_t pid = 0; |
| 815 | base::StringView comm; |
| 816 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 817 | switch (fld.id) { |
| 818 | case protos::LowmemoryKillFtraceEvent::kPidFieldNumber: |
| 819 | pid = fld.as_uint32(); |
| 820 | break; |
| 821 | case protos::LowmemoryKillFtraceEvent::kCommFieldNumber: |
| 822 | comm = fld.as_string(); |
| 823 | break; |
| 824 | } |
| 825 | } |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 826 | |
Isabelle Taylor | 0996dbf | 2018-11-07 11:33:38 +0000 | [diff] [blame] | 827 | // Storing the pid of the event that is lmk-ed. |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 828 | auto* instants = context_->storage->mutable_instants(); |
Lalit Maganti | 94c522b | 2019-01-15 00:03:15 +0000 | [diff] [blame] | 829 | UniquePid upid = context_->process_tracker->UpdateProcess(pid); |
Lalit Maganti | a93cce3 | 2019-02-06 17:45:02 +0000 | [diff] [blame] | 830 | uint32_t row = instants->AddInstantEvent(timestamp, lmk_id_, 0, upid, |
| 831 | RefType::kRefUtidLookupUpid); |
Lalit Maganti | 66ed7ad | 2019-01-11 16:47:26 +0000 | [diff] [blame] | 832 | |
| 833 | // Store the comm as an arg. |
| 834 | RowId row_id = TraceStorage::CreateRowId(TableId::kInstants, row); |
| 835 | auto comm_id = context_->storage->InternString(comm); |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 836 | context_->args_tracker->AddArg(row_id, comm_name_id_, comm_name_id_, |
| 837 | Variadic::String(comm_id)); |
Isabelle Taylor | 0996dbf | 2018-11-07 11:33:38 +0000 | [diff] [blame] | 838 | } |
| 839 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 840 | void ProtoTraceParser::ParseRssStat(int64_t timestamp, |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 841 | uint32_t pid, |
| 842 | TraceBlobView view) { |
| 843 | ProtoDecoder decoder(view.data(), view.length()); |
Primiano Tucci | bc56099 | 2018-12-06 19:11:45 +0000 | [diff] [blame] | 844 | const auto kRssStatUnknown = static_cast<uint32_t>(rss_members_.size()) - 1; |
| 845 | uint32_t member = kRssStatUnknown; |
Primiano Tucci | dbe4983 | 2018-12-18 19:37:04 +0000 | [diff] [blame] | 846 | int64_t size = 0; |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 847 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 848 | switch (fld.id) { |
| 849 | case protos::RssStatFtraceEvent::kMemberFieldNumber: |
| 850 | member = fld.as_uint32(); |
| 851 | break; |
| 852 | case protos::RssStatFtraceEvent::kSizeFieldNumber: |
Primiano Tucci | dbe4983 | 2018-12-18 19:37:04 +0000 | [diff] [blame] | 853 | size = fld.as_int64(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 854 | break; |
| 855 | } |
| 856 | } |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 857 | if (member >= rss_members_.size()) { |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 858 | context_->storage->IncrementStats(stats::rss_stat_unknown_keys); |
Primiano Tucci | bc56099 | 2018-12-06 19:11:45 +0000 | [diff] [blame] | 859 | member = kRssStatUnknown; |
Primiano Tucci | c9d4a8b | 2018-10-30 20:19:01 -0700 | [diff] [blame] | 860 | } |
Lalit Maganti | 6d2edf6 | 2018-11-08 16:36:35 +0000 | [diff] [blame] | 861 | |
Ioannis Ilkos | 81bd0ea | 2019-02-14 15:16:26 +0000 | [diff] [blame] | 862 | if (size >= 0) { |
| 863 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, pid, 0); |
| 864 | |
| 865 | context_->event_tracker->PushCounter(timestamp, size, rss_members_[member], |
| 866 | utid, RefType::kRefUtidLookupUpid); |
| 867 | } else { |
| 868 | context_->storage->IncrementStats(stats::rss_stat_negative_size); |
| 869 | } |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 870 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 871 | } |
| 872 | |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 873 | void ProtoTraceParser::ParseIonHeapGrowOrShrink(int64_t timestamp, |
| 874 | uint32_t pid, |
| 875 | TraceBlobView view, |
| 876 | bool grow) { |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 877 | ProtoDecoder decoder(view.data(), view.length()); |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 878 | int64_t total_bytes = 0; |
| 879 | int64_t change_bytes = 0; |
| 880 | StringId global_name_id = ion_total_unknown_id_; |
| 881 | StringId change_name_id = ion_change_unknown_id_; |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 882 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 883 | switch (fld.id) { |
| 884 | case protos::IonHeapGrowFtraceEvent::kTotalAllocatedFieldNumber: |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 885 | total_bytes = fld.as_int64(); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 886 | break; |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 887 | case protos::IonHeapGrowFtraceEvent::kLenFieldNumber: |
| 888 | change_bytes = fld.as_int64() * (grow ? 1 : -1); |
| 889 | break; |
| 890 | case protos::IonHeapGrowFtraceEvent::kHeapNameFieldNumber: { |
| 891 | char counter_name[255]; |
| 892 | base::StringView heap_name = fld.as_string(); |
| 893 | snprintf(counter_name, sizeof(counter_name), "mem.ion.%.*s", |
| 894 | int(heap_name.size()), heap_name.data()); |
| 895 | global_name_id = context_->storage->InternString(counter_name); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 896 | |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 897 | snprintf(counter_name, sizeof(counter_name), "mem.ion_change.%.*s", |
| 898 | int(heap_name.size()), heap_name.data()); |
| 899 | change_name_id = context_->storage->InternString(counter_name); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 900 | break; |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 901 | } |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 902 | } |
| 903 | } |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 904 | // Push the global counter. |
| 905 | context_->event_tracker->PushCounter(timestamp, total_bytes, global_name_id, |
| 906 | 0, RefType::kRefNoRef); |
| 907 | |
| 908 | // Push the change counter. |
| 909 | // TODO(b/121331269): these should really be instant events. For now we |
Primiano Tucci | cd37b4d | 2018-12-21 16:33:32 +0100 | [diff] [blame] | 910 | // manually reset them to 0 after 1ns. |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 911 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, pid, 0); |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 912 | context_->event_tracker->PushCounter(timestamp, change_bytes, change_name_id, |
| 913 | utid, RefType::kRefUtid); |
Primiano Tucci | cd37b4d | 2018-12-21 16:33:32 +0100 | [diff] [blame] | 914 | context_->event_tracker->PushCounter(timestamp + 1, 0, change_name_id, utid, |
| 915 | RefType::kRefUtid); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 916 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 917 | |
| 918 | // We are reusing the same function for ion_heap_grow and ion_heap_shrink. |
| 919 | // It is fine as the arguments are the same, but we need to be sure that the |
| 920 | // protobuf field id for both are the same. |
| 921 | static_assert( |
| 922 | protos::IonHeapGrowFtraceEvent::kTotalAllocatedFieldNumber == |
| 923 | protos::IonHeapShrinkFtraceEvent::kTotalAllocatedFieldNumber && |
| 924 | protos::IonHeapGrowFtraceEvent::kLenFieldNumber == |
| 925 | protos::IonHeapShrinkFtraceEvent::kLenFieldNumber && |
| 926 | protos::IonHeapGrowFtraceEvent::kHeapNameFieldNumber == |
| 927 | protos::IonHeapShrinkFtraceEvent::kHeapNameFieldNumber, |
| 928 | "field mismatch"); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 929 | } |
| 930 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 931 | void ProtoTraceParser::ParseCpuFreq(int64_t timestamp, TraceBlobView view) { |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 932 | ProtoDecoder decoder(view.data(), view.length()); |
| 933 | |
Isabelle Taylor | 15314ea | 2018-09-19 11:35:19 +0100 | [diff] [blame] | 934 | uint32_t cpu_affected = 0; |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 935 | uint32_t new_freq = 0; |
| 936 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 937 | switch (fld.id) { |
| 938 | case protos::CpuFrequencyFtraceEvent::kCpuIdFieldNumber: |
Isabelle Taylor | 15314ea | 2018-09-19 11:35:19 +0100 | [diff] [blame] | 939 | cpu_affected = fld.as_uint32(); |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 940 | break; |
| 941 | case protos::CpuFrequencyFtraceEvent::kStateFieldNumber: |
| 942 | new_freq = fld.as_uint32(); |
| 943 | break; |
| 944 | } |
| 945 | } |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 946 | context_->event_tracker->PushCounter(timestamp, new_freq, cpu_freq_name_id_, |
Primiano Tucci | 5403e4f | 2018-11-27 10:07:03 +0000 | [diff] [blame] | 947 | cpu_affected, RefType::kRefCpuId); |
Isabelle Taylor | 14674d4 | 2018-09-07 11:33:11 +0100 | [diff] [blame] | 948 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 949 | } |
| 950 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 951 | void ProtoTraceParser::ParseCpuIdle(int64_t timestamp, TraceBlobView view) { |
Hector Dearman | 7b794cc | 2018-11-30 14:35:30 +0000 | [diff] [blame] | 952 | ProtoDecoder decoder(view.data(), view.length()); |
| 953 | |
| 954 | uint32_t cpu_affected = 0; |
| 955 | uint32_t new_state = 0; |
| 956 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 957 | switch (fld.id) { |
| 958 | case protos::CpuIdleFtraceEvent::kCpuIdFieldNumber: |
| 959 | cpu_affected = fld.as_uint32(); |
| 960 | break; |
| 961 | case protos::CpuIdleFtraceEvent::kStateFieldNumber: |
| 962 | new_state = fld.as_uint32(); |
| 963 | break; |
| 964 | } |
| 965 | } |
| 966 | context_->event_tracker->PushCounter(timestamp, new_state, cpu_idle_name_id_, |
| 967 | cpu_affected, RefType::kRefCpuId); |
| 968 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 969 | } |
| 970 | |
Primiano Tucci | 7e33029 | 2018-08-24 19:10:52 +0200 | [diff] [blame] | 971 | void ProtoTraceParser::ParseSchedSwitch(uint32_t cpu, |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 972 | int64_t timestamp, |
Primiano Tucci | d933d91 | 2018-09-04 09:15:07 +0100 | [diff] [blame] | 973 | TraceBlobView sswitch) { |
| 974 | ProtoDecoder decoder(sswitch.data(), sswitch.length()); |
| 975 | |
Lalit Maganti | beb7371 | 2019-02-08 11:28:09 +0000 | [diff] [blame] | 976 | base::StringView prev_comm; |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 977 | uint32_t prev_pid = 0; |
Lalit Maganti | beb7371 | 2019-02-08 11:28:09 +0000 | [diff] [blame] | 978 | int32_t prev_prio = 0; |
Lalit Maganti | 4af8dd8 | 2019-01-16 23:10:21 +0000 | [diff] [blame] | 979 | int64_t prev_state = 0; |
Lalit Maganti | fde2904 | 2018-10-04 13:28:52 +0100 | [diff] [blame] | 980 | base::StringView next_comm; |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 981 | uint32_t next_pid = 0; |
Lalit Maganti | 4af8dd8 | 2019-01-16 23:10:21 +0000 | [diff] [blame] | 982 | int32_t next_prio = 0; |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 983 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 984 | switch (fld.id) { |
| 985 | case protos::SchedSwitchFtraceEvent::kPrevPidFieldNumber: |
| 986 | prev_pid = fld.as_uint32(); |
| 987 | break; |
Lalit Maganti | 35622b7 | 2018-06-06 12:03:11 +0100 | [diff] [blame] | 988 | case protos::SchedSwitchFtraceEvent::kPrevStateFieldNumber: |
Lalit Maganti | 4af8dd8 | 2019-01-16 23:10:21 +0000 | [diff] [blame] | 989 | prev_state = fld.as_int64(); |
Lalit Maganti | 35622b7 | 2018-06-06 12:03:11 +0100 | [diff] [blame] | 990 | break; |
Lalit Maganti | beb7371 | 2019-02-08 11:28:09 +0000 | [diff] [blame] | 991 | case protos::SchedSwitchFtraceEvent::kPrevCommFieldNumber: |
| 992 | prev_comm = fld.as_string(); |
| 993 | break; |
| 994 | case protos::SchedSwitchFtraceEvent::kPrevPrioFieldNumber: |
| 995 | prev_prio = fld.as_int32(); |
| 996 | break; |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 997 | case protos::SchedSwitchFtraceEvent::kNextPidFieldNumber: |
| 998 | next_pid = fld.as_uint32(); |
| 999 | break; |
Lalit Maganti | fde2904 | 2018-10-04 13:28:52 +0100 | [diff] [blame] | 1000 | case protos::SchedSwitchFtraceEvent::kNextCommFieldNumber: |
| 1001 | next_comm = fld.as_string(); |
| 1002 | break; |
Lalit Maganti | 4af8dd8 | 2019-01-16 23:10:21 +0000 | [diff] [blame] | 1003 | case protos::SchedSwitchFtraceEvent::kNextPrioFieldNumber: |
| 1004 | next_prio = fld.as_int32(); |
| 1005 | break; |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 1006 | default: |
| 1007 | break; |
| 1008 | } |
| 1009 | } |
Lalit Maganti | beb7371 | 2019-02-08 11:28:09 +0000 | [diff] [blame] | 1010 | context_->event_tracker->PushSchedSwitch(cpu, timestamp, prev_pid, prev_comm, |
| 1011 | prev_prio, prev_state, next_pid, |
| 1012 | next_comm, next_prio); |
Lalit Maganti | df3e926 | 2018-06-04 17:45:00 +0100 | [diff] [blame] | 1013 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1014 | } |
| 1015 | |
Lalit Maganti | 369ea3c | 2019-03-05 11:09:42 +0000 | [diff] [blame^] | 1016 | void ProtoTraceParser::ParseSchedWakeup(int64_t timestamp, |
| 1017 | TraceBlobView sswitch) { |
| 1018 | ProtoDecoder decoder(sswitch.data(), sswitch.length()); |
| 1019 | |
| 1020 | base::StringView comm; |
| 1021 | uint32_t wakee_pid = 0; |
| 1022 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1023 | switch (fld.id) { |
| 1024 | case protos::SchedWakeupFtraceEvent::kCommFieldNumber: |
| 1025 | comm = fld.as_string(); |
| 1026 | break; |
| 1027 | case protos::SchedWakeupFtraceEvent::kPidFieldNumber: |
| 1028 | wakee_pid = fld.as_uint32(); |
| 1029 | break; |
| 1030 | } |
| 1031 | } |
| 1032 | StringId name_id = context_->storage->InternString(comm); |
| 1033 | auto utid = |
| 1034 | context_->process_tracker->UpdateThread(timestamp, wakee_pid, name_id); |
| 1035 | context_->storage->mutable_instants()->AddInstantEvent( |
| 1036 | timestamp, sched_wakeup_name_id_, 0 /* value */, utid, RefType::kRefUtid); |
| 1037 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1038 | } |
| 1039 | |
Primiano Tucci | 711de1f | 2019-03-04 11:11:33 +0000 | [diff] [blame] | 1040 | void ProtoTraceParser::ParseTaskNewTask(int64_t timestamp, |
| 1041 | uint32_t source_tid, |
| 1042 | TraceBlobView event) { |
| 1043 | ProtoDecoder decoder(event.data(), event.length()); |
| 1044 | uint32_t clone_flags = 0; |
| 1045 | uint32_t new_tid = 0; |
| 1046 | StringId new_comm = 0; |
| 1047 | |
| 1048 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1049 | switch (fld.id) { |
| 1050 | case protos::TaskNewtaskFtraceEvent::kCloneFlagsFieldNumber: |
| 1051 | clone_flags = fld.as_uint32(); |
| 1052 | break; |
| 1053 | case protos::TaskNewtaskFtraceEvent::kPidFieldNumber: |
| 1054 | new_tid = fld.as_uint32(); |
| 1055 | break; |
| 1056 | case protos::TaskNewtaskFtraceEvent::kCommFieldNumber: |
| 1057 | new_comm = context_->storage->InternString(fld.as_string()); |
| 1058 | break; |
| 1059 | default: |
| 1060 | break; |
| 1061 | } |
| 1062 | } |
| 1063 | |
| 1064 | auto* proc_tracker = context_->process_tracker.get(); |
| 1065 | |
| 1066 | // task_newtask is raised both in the case of a new process creation (fork() |
| 1067 | // family) and thread creation (clone(CLONE_THREAD, ...)). |
| 1068 | static const uint32_t kCloneThread = 0x00010000; // From kernel's sched.h. |
| 1069 | if ((clone_flags & kCloneThread) == 0) { |
| 1070 | // This is a plain-old fork() or equivalent. |
| 1071 | proc_tracker->StartNewProcess(timestamp, new_tid); |
| 1072 | return; |
| 1073 | } |
| 1074 | |
| 1075 | // This is a pthread_create or similar. Bind the two threads together, so |
| 1076 | // they get resolved to the same process. |
| 1077 | auto source_utid = proc_tracker->UpdateThread(timestamp, source_tid, 0); |
| 1078 | auto new_utid = proc_tracker->StartNewThread(timestamp, new_tid, new_comm); |
| 1079 | proc_tracker->AssociateThreads(source_utid, new_utid); |
| 1080 | } |
| 1081 | |
| 1082 | void ProtoTraceParser::ParseTaskRename(int64_t timestamp, TraceBlobView event) { |
| 1083 | ProtoDecoder decoder(event.data(), event.length()); |
| 1084 | uint32_t tid = 0; |
| 1085 | StringId comm = 0; |
| 1086 | |
| 1087 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1088 | switch (fld.id) { |
| 1089 | case protos::TaskRenameFtraceEvent::kPidFieldNumber: |
| 1090 | tid = fld.as_uint32(); |
| 1091 | break; |
| 1092 | case protos::TaskRenameFtraceEvent::kNewcommFieldNumber: |
| 1093 | comm = context_->storage->InternString(fld.as_string()); |
| 1094 | break; |
| 1095 | default: |
| 1096 | break; |
| 1097 | } |
| 1098 | } |
| 1099 | |
| 1100 | context_->process_tracker->UpdateThread(timestamp, tid, comm); |
| 1101 | } |
| 1102 | |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1103 | void ProtoTraceParser::ParsePrint(uint32_t, |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 1104 | int64_t timestamp, |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 1105 | uint32_t pid, |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1106 | TraceBlobView print) { |
| 1107 | ProtoDecoder decoder(print.data(), print.length()); |
| 1108 | |
| 1109 | base::StringView buf{}; |
| 1110 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1111 | if (fld.id == protos::PrintFtraceEvent::kBufFieldNumber) { |
| 1112 | buf = fld.as_string(); |
| 1113 | break; |
| 1114 | } |
| 1115 | } |
| 1116 | |
| 1117 | SystraceTracePoint point{}; |
| 1118 | if (!ParseSystraceTracePoint(buf, &point)) |
| 1119 | return; |
| 1120 | |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1121 | switch (point.phase) { |
| 1122 | case 'B': { |
| 1123 | StringId name_id = context_->storage->InternString(point.name); |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 1124 | context_->slice_tracker->BeginAndroid(timestamp, pid, point.tgid, |
Lalit Maganti | de6267f | 2018-11-08 12:35:34 +0000 | [diff] [blame] | 1125 | 0 /*cat_id*/, name_id); |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1126 | break; |
| 1127 | } |
| 1128 | |
| 1129 | case 'E': { |
Ioannis Ilkos | 21a7618 | 2019-01-28 14:05:01 +0000 | [diff] [blame] | 1130 | context_->slice_tracker->EndAndroid(timestamp, pid, point.tgid); |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1131 | break; |
| 1132 | } |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 1133 | |
| 1134 | case 'C': { |
Lalit Maganti | 94c522b | 2019-01-15 00:03:15 +0000 | [diff] [blame] | 1135 | // LMK events from userspace are hacked as counter events with the "value" |
| 1136 | // of the counter representing the pid of the killed process which is |
| 1137 | // reset to 0 once the kill is complete. |
| 1138 | // Homogenise this with kernel LMK events as an instant event, ignoring |
| 1139 | // the resets to 0. |
| 1140 | if (point.name == "kill_one_process") { |
| 1141 | auto killed_pid = static_cast<uint32_t>(point.value); |
| 1142 | if (killed_pid != 0) { |
| 1143 | UniquePid killed_upid = |
| 1144 | context_->process_tracker->UpdateProcess(killed_pid); |
| 1145 | context_->storage->mutable_instants()->AddInstantEvent( |
| 1146 | timestamp, lmk_id_, 0, killed_upid, RefType::kRefUpid); |
| 1147 | } |
Hector Dearman | 8caa2fc | 2019-01-29 13:56:30 +0000 | [diff] [blame] | 1148 | // TODO(lalitm): we should not add LMK events to the counters table |
Lalit Maganti | 94c522b | 2019-01-15 00:03:15 +0000 | [diff] [blame] | 1149 | // once the UI has support for displaying instants. |
| 1150 | } |
Hector Dearman | 8caa2fc | 2019-01-29 13:56:30 +0000 | [diff] [blame] | 1151 | // This is per upid on purpose. Some counters are pushed from arbitrary |
| 1152 | // threads but are really per process. |
| 1153 | UniquePid upid = context_->process_tracker->UpdateProcess(point.tgid); |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 1154 | StringId name_id = context_->storage->InternString(point.name); |
Isabelle Taylor | a97c5f5 | 2018-10-23 17:36:12 +0100 | [diff] [blame] | 1155 | context_->event_tracker->PushCounter(timestamp, point.value, name_id, |
Hector Dearman | 8caa2fc | 2019-01-29 13:56:30 +0000 | [diff] [blame] | 1156 | upid, RefType::kRefUpid); |
Isabelle Taylor | 31e0440 | 2018-09-19 12:13:25 +0100 | [diff] [blame] | 1157 | } |
Hector Dearman | 947f12a | 2018-09-11 16:50:36 +0100 | [diff] [blame] | 1158 | } |
| 1159 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1160 | } |
| 1161 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 1162 | void ProtoTraceParser::ParseBatteryCounters(int64_t ts, TraceBlobView battery) { |
Primiano Tucci | b86e9ca | 2018-12-03 20:20:11 +0100 | [diff] [blame] | 1163 | ProtoDecoder decoder(battery.data(), battery.length()); |
| 1164 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1165 | switch (fld.id) { |
| 1166 | case protos::BatteryCounters::kChargeCounterUahFieldNumber: |
| 1167 | context_->event_tracker->PushCounter( |
| 1168 | ts, fld.as_int64(), batt_charge_id_, 0, RefType::kRefNoRef); |
| 1169 | break; |
| 1170 | case protos::BatteryCounters::kCapacityPercentFieldNumber: |
| 1171 | context_->event_tracker->PushCounter( |
| 1172 | ts, static_cast<double>(fld.as_float()), batt_capacity_id_, 0, |
| 1173 | RefType::kRefNoRef); |
| 1174 | break; |
| 1175 | case protos::BatteryCounters::kCurrentUaFieldNumber: |
| 1176 | context_->event_tracker->PushCounter( |
| 1177 | ts, fld.as_int64(), batt_current_id_, 0, RefType::kRefNoRef); |
| 1178 | break; |
| 1179 | case protos::BatteryCounters::kCurrentAvgUaFieldNumber: |
| 1180 | context_->event_tracker->PushCounter( |
| 1181 | ts, fld.as_int64(), batt_current_avg_id_, 0, RefType::kRefNoRef); |
| 1182 | break; |
| 1183 | default: |
| 1184 | break; |
| 1185 | } |
| 1186 | } |
| 1187 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1188 | } |
| 1189 | |
Lalit Maganti | 85ca4a8 | 2018-12-07 17:28:02 +0000 | [diff] [blame] | 1190 | void ProtoTraceParser::ParseOOMScoreAdjUpdate(int64_t ts, |
Primiano Tucci | 4423104 | 2018-12-06 21:34:32 +0000 | [diff] [blame] | 1191 | TraceBlobView oom_update) { |
| 1192 | ProtoDecoder decoder(oom_update.data(), oom_update.length()); |
| 1193 | uint32_t pid = 0; |
| 1194 | int16_t oom_adj = 0; |
| 1195 | |
| 1196 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1197 | switch (fld.id) { |
| 1198 | case protos::OomScoreAdjUpdateFtraceEvent::kOomScoreAdjFieldNumber: |
Primiano Tucci | 90cdc85 | 2018-12-21 10:29:44 +0100 | [diff] [blame] | 1199 | // TODO(b/120618641): The int16_t static cast is required because of |
| 1200 | // the linked negative varint encoding bug. |
Primiano Tucci | 4423104 | 2018-12-06 21:34:32 +0000 | [diff] [blame] | 1201 | oom_adj = static_cast<int16_t>(fld.as_int32()); |
| 1202 | break; |
| 1203 | case protos::OomScoreAdjUpdateFtraceEvent::kPidFieldNumber: |
| 1204 | pid = fld.as_uint32(); |
| 1205 | break; |
| 1206 | case protos::OomScoreAdjUpdateFtraceEvent::kCommFieldNumber: |
| 1207 | default: |
| 1208 | break; |
| 1209 | } |
| 1210 | } |
| 1211 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1212 | |
| 1213 | UniquePid upid = context_->process_tracker->UpdateProcess(pid); |
| 1214 | context_->event_tracker->PushCounter(ts, oom_adj, oom_score_adj_id_, upid, |
| 1215 | RefType::kRefUpid); |
| 1216 | } |
| 1217 | |
Lalit Maganti | a824c33 | 2019-01-23 17:55:58 +0000 | [diff] [blame] | 1218 | void ProtoTraceParser::ParseMmEventRecordField(int64_t ts, |
| 1219 | uint32_t pid, |
| 1220 | TraceBlobView view) { |
| 1221 | ProtoDecoder decoder(view.data(), view.length()); |
| 1222 | |
| 1223 | uint32_t type = 0; |
| 1224 | uint32_t count = 0; |
| 1225 | uint32_t max_lat = 0; |
| 1226 | uint32_t avg_lat = 0; |
| 1227 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1228 | switch (fld.id) { |
| 1229 | case protos::MmEventRecordFtraceEvent::kTypeFieldNumber: |
| 1230 | type = fld.as_uint32(); |
| 1231 | break; |
| 1232 | case protos::MmEventRecordFtraceEvent::kCountFieldNumber: |
| 1233 | count = fld.as_uint32(); |
| 1234 | break; |
| 1235 | case protos::MmEventRecordFtraceEvent::kMaxLatFieldNumber: |
| 1236 | max_lat = fld.as_uint32(); |
| 1237 | break; |
| 1238 | case protos::MmEventRecordFtraceEvent::kAvgLatFieldNumber: |
| 1239 | avg_lat = fld.as_uint32(); |
| 1240 | break; |
| 1241 | default: |
| 1242 | context_->storage->IncrementStats(stats::mm_unknown_counter); |
| 1243 | break; |
| 1244 | } |
| 1245 | } |
| 1246 | |
| 1247 | UniqueTid utid = context_->process_tracker->UpdateThread(ts, pid, 0); |
| 1248 | if (type >= mm_event_counter_names_.size()) { |
| 1249 | context_->storage->IncrementStats(stats::mm_unknown_type); |
| 1250 | return; |
| 1251 | } |
| 1252 | |
| 1253 | const auto& counter_names = mm_event_counter_names_[type]; |
| 1254 | context_->event_tracker->PushCounter(ts, count, counter_names.count, utid, |
| 1255 | RefType::kRefUtidLookupUpid); |
| 1256 | context_->event_tracker->PushCounter(ts, max_lat, counter_names.max_lat, utid, |
| 1257 | RefType::kRefUtidLookupUpid); |
| 1258 | context_->event_tracker->PushCounter(ts, avg_lat, counter_names.avg_lat, utid, |
| 1259 | RefType::kRefUtidLookupUpid); |
| 1260 | |
| 1261 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1262 | } |
| 1263 | |
Hector Dearman | bd6cd47 | 2019-02-13 16:42:52 +0000 | [diff] [blame] | 1264 | void ProtoTraceParser::ParseSysEvent(int64_t ts, |
| 1265 | uint32_t pid, |
| 1266 | bool is_enter, |
| 1267 | TraceBlobView view) { |
| 1268 | ProtoDecoder decoder(view.data(), view.length()); |
| 1269 | |
| 1270 | uint32_t id = 0; |
| 1271 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1272 | switch (fld.id) { |
| 1273 | case protos::SysEnterFtraceEvent::kIdFieldNumber: |
| 1274 | id = fld.as_uint32(); |
| 1275 | break; |
| 1276 | } |
| 1277 | } |
| 1278 | |
| 1279 | if (id >= sys_name_ids_.size()) { |
| 1280 | context_->storage->IncrementStats(stats::sys_unknown_sys_id); |
| 1281 | return; |
| 1282 | } |
| 1283 | |
| 1284 | // We see two write sys calls around each userspace slice that is going via |
| 1285 | // trace_marker, this violates the assumption that userspace slices are |
| 1286 | // perfectly nested. For the moment ignore all write sys calls. |
| 1287 | // TODO(hjd): Remove this limitation. |
| 1288 | if (id == 4 /*sys_write*/) |
| 1289 | return; |
| 1290 | |
| 1291 | StringId sys_name_id = sys_name_ids_[id]; |
| 1292 | UniqueTid utid = context_->process_tracker->UpdateThread(ts, pid, 0); |
| 1293 | if (is_enter) { |
| 1294 | context_->slice_tracker->Begin(ts, utid, 0 /* cat */, sys_name_id); |
| 1295 | } else { |
| 1296 | context_->slice_tracker->End(ts, utid, 0 /* cat */, sys_name_id); |
| 1297 | } |
| 1298 | |
| 1299 | // We are reusing the same function for sys_enter and sys_exit. |
| 1300 | // It is fine as the arguments are the same, but we need to be sure that the |
| 1301 | // protobuf field id for both are the same. |
| 1302 | static_assert(protos::SysEnterFtraceEvent::kIdFieldNumber == |
| 1303 | protos::SysExitFtraceEvent::kIdFieldNumber, |
| 1304 | "field mismatch"); |
| 1305 | } |
| 1306 | |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1307 | void ProtoTraceParser::ParseGenericFtrace(int64_t timestamp, |
Lalit Maganti | e87cc81 | 2019-01-10 15:20:06 +0000 | [diff] [blame] | 1308 | uint32_t cpu, |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1309 | uint32_t tid, |
| 1310 | TraceBlobView view) { |
| 1311 | ProtoDecoder decoder(view.data(), view.length()); |
| 1312 | |
| 1313 | base::StringView event_name; |
| 1314 | if (!PERFETTO_LIKELY((decoder.FindStringField< |
| 1315 | protos::GenericFtraceEvent::kEventNameFieldNumber>( |
| 1316 | &event_name)))) { |
| 1317 | PERFETTO_ELOG("Event name not found in generic ftrace packet"); |
| 1318 | return; |
| 1319 | } |
| 1320 | |
| 1321 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, tid, 0); |
| 1322 | StringId event_id = context_->storage->InternString(std::move(event_name)); |
| 1323 | RowId row_id = context_->storage->mutable_raw_events()->AddRawEvent( |
Lalit Maganti | e87cc81 | 2019-01-10 15:20:06 +0000 | [diff] [blame] | 1324 | timestamp, event_id, cpu, utid); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1325 | |
| 1326 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1327 | switch (fld.id) { |
| 1328 | case protos::GenericFtraceEvent::kFieldFieldNumber: |
| 1329 | const size_t fld_off = view.offset_of(fld.data()); |
| 1330 | ParseGenericFtraceField(row_id, view.slice(fld_off, fld.size())); |
| 1331 | break; |
| 1332 | } |
| 1333 | } |
| 1334 | } |
| 1335 | |
| 1336 | void ProtoTraceParser::ParseGenericFtraceField(RowId generic_row_id, |
| 1337 | TraceBlobView view) { |
| 1338 | ProtoDecoder decoder(view.data(), view.length()); |
| 1339 | |
| 1340 | base::StringView field_name; |
| 1341 | if (!PERFETTO_LIKELY((decoder.FindStringField< |
| 1342 | protos::GenericFtraceEvent::Field::kNameFieldNumber>( |
| 1343 | &field_name)))) { |
| 1344 | PERFETTO_ELOG("Event name not found in generic ftrace packet"); |
| 1345 | return; |
| 1346 | } |
| 1347 | auto field_name_id = context_->storage->InternString(std::move(field_name)); |
| 1348 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1349 | switch (fld.id) { |
| 1350 | case protos::GenericFtraceEvent::Field::kIntValue: |
| 1351 | case protos::GenericFtraceEvent::Field::kUintValue: { |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 1352 | context_->args_tracker->AddArg(generic_row_id, field_name_id, |
| 1353 | field_name_id, |
| 1354 | Variadic::Integer(fld.as_integer())); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1355 | break; |
| 1356 | } |
| 1357 | case protos::GenericFtraceEvent::Field::kStrValue: { |
| 1358 | StringId value = context_->storage->InternString(fld.as_string()); |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 1359 | context_->args_tracker->AddArg(generic_row_id, field_name_id, |
| 1360 | field_name_id, Variadic::String(value)); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1361 | } |
| 1362 | } |
| 1363 | } |
| 1364 | } |
| 1365 | |
| 1366 | void ProtoTraceParser::ParseTypedFtraceToRaw(uint32_t ftrace_id, |
| 1367 | int64_t timestamp, |
Lalit Maganti | e87cc81 | 2019-01-10 15:20:06 +0000 | [diff] [blame] | 1368 | uint32_t cpu, |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1369 | uint32_t tid, |
| 1370 | TraceBlobView view) { |
| 1371 | ProtoDecoder decoder(view.data(), view.length()); |
| 1372 | if (ftrace_id >= GetDescriptorsSize()) { |
| 1373 | PERFETTO_DLOG("Event with id: %d does not exist and cannot be parsed.", |
| 1374 | ftrace_id); |
| 1375 | return; |
| 1376 | } |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 1377 | |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1378 | MessageDescriptor* m = GetMessageDescriptorForId(ftrace_id); |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 1379 | const auto& message_strings = ftrace_message_strings_[ftrace_id]; |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1380 | UniqueTid utid = context_->process_tracker->UpdateThread(timestamp, tid, 0); |
| 1381 | RowId raw_event_id = context_->storage->mutable_raw_events()->AddRawEvent( |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 1382 | timestamp, message_strings.message_name_id, cpu, utid); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1383 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1384 | ProtoSchemaType type = m->fields[fld.id].type; |
Lalit Maganti | d86161a | 2019-02-06 15:07:13 +0000 | [diff] [blame] | 1385 | StringId name_id = message_strings.field_name_ids[fld.id]; |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1386 | switch (type) { |
| 1387 | case ProtoSchemaType::kUint32: |
| 1388 | case ProtoSchemaType::kInt32: |
| 1389 | case ProtoSchemaType::kUint64: |
| 1390 | case ProtoSchemaType::kInt64: |
| 1391 | case ProtoSchemaType::kFixed64: |
| 1392 | case ProtoSchemaType::kFixed32: |
| 1393 | case ProtoSchemaType::kSfixed32: |
| 1394 | case ProtoSchemaType::kSfixed64: |
| 1395 | case ProtoSchemaType::kSint32: |
| 1396 | case ProtoSchemaType::kSint64: |
| 1397 | case ProtoSchemaType::kBool: |
| 1398 | case ProtoSchemaType::kEnum: { |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 1399 | context_->args_tracker->AddArg(raw_event_id, name_id, name_id, |
| 1400 | Variadic::Integer(fld.as_integer())); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1401 | break; |
| 1402 | } |
| 1403 | case ProtoSchemaType::kString: |
| 1404 | case ProtoSchemaType::kBytes: { |
| 1405 | StringId value = context_->storage->InternString(fld.as_string()); |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 1406 | context_->args_tracker->AddArg(raw_event_id, name_id, name_id, |
| 1407 | Variadic::String(value)); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1408 | break; |
| 1409 | } |
| 1410 | case ProtoSchemaType::kDouble: |
| 1411 | case ProtoSchemaType::kFloat: { |
Lalit Maganti | 4fa7c6c | 2019-02-06 15:06:36 +0000 | [diff] [blame] | 1412 | context_->args_tracker->AddArg(raw_event_id, name_id, name_id, |
| 1413 | Variadic::Real(fld.as_real())); |
Lalit Maganti | 1d915a6 | 2019-01-07 12:10:42 +0000 | [diff] [blame] | 1414 | break; |
| 1415 | } |
| 1416 | case ProtoSchemaType::kUnknown: |
| 1417 | case ProtoSchemaType::kGroup: |
| 1418 | case ProtoSchemaType::kMessage: |
| 1419 | PERFETTO_DLOG("Could not store %s as a field in args table.", |
| 1420 | ProtoSchemaToString(type)); |
| 1421 | break; |
| 1422 | } |
| 1423 | } |
| 1424 | } |
| 1425 | |
Primiano Tucci | a270f01 | 2019-01-07 20:01:00 +0000 | [diff] [blame] | 1426 | void ProtoTraceParser::ParseClockSnapshot(TraceBlobView packet) { |
| 1427 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1428 | int64_t clock_boottime = 0; |
| 1429 | int64_t clock_monotonic = 0; |
| 1430 | int64_t clock_realtime = 0; |
| 1431 | |
| 1432 | // This loop iterates over the "repeated Clock" entries. |
| 1433 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1434 | switch (fld.id) { |
| 1435 | case protos::ClockSnapshot::kClocksFieldNumber: { |
| 1436 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1437 | auto clk = ParseClockField(packet.slice(fld_off, fld.size())); |
| 1438 | switch (clk.first) { |
| 1439 | case protos::ClockSnapshot::Clock::BOOTTIME: |
| 1440 | clock_boottime = clk.second; |
| 1441 | break; |
| 1442 | case protos::ClockSnapshot::Clock::REALTIME: |
| 1443 | clock_realtime = clk.second; |
| 1444 | break; |
| 1445 | case protos::ClockSnapshot::Clock::MONOTONIC: |
| 1446 | clock_monotonic = clk.second; |
| 1447 | break; |
| 1448 | } |
| 1449 | break; |
| 1450 | } |
| 1451 | default: |
| 1452 | break; |
| 1453 | } |
| 1454 | } |
| 1455 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1456 | |
| 1457 | // Usually these snapshots come all together. |
| 1458 | PERFETTO_DCHECK(clock_boottime > 0 && clock_monotonic > 0 && |
| 1459 | clock_realtime > 0); |
| 1460 | |
| 1461 | if (clock_boottime <= 0) { |
| 1462 | PERFETTO_ELOG("ClockSnapshot has an invalid BOOTTIME (%" PRId64 ")", |
| 1463 | clock_boottime); |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1464 | context_->storage->IncrementStats(stats::invalid_clock_snapshots); |
Primiano Tucci | a270f01 | 2019-01-07 20:01:00 +0000 | [diff] [blame] | 1465 | return; |
| 1466 | } |
| 1467 | |
| 1468 | auto* ct = context_->clock_tracker.get(); |
| 1469 | |
| 1470 | // |clock_boottime| is used as the reference trace time. |
| 1471 | ct->SyncClocks(ClockDomain::kBootTime, clock_boottime, clock_boottime); |
| 1472 | |
| 1473 | if (clock_monotonic > 0) |
| 1474 | ct->SyncClocks(ClockDomain::kMonotonic, clock_monotonic, clock_boottime); |
| 1475 | |
| 1476 | if (clock_realtime > 0) |
| 1477 | ct->SyncClocks(ClockDomain::kRealTime, clock_realtime, clock_boottime); |
| 1478 | } |
| 1479 | |
| 1480 | std::pair<int, int64_t> ProtoTraceParser::ParseClockField( |
| 1481 | TraceBlobView packet) { |
| 1482 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1483 | int type = protos::ClockSnapshot::Clock::UNKNOWN; |
| 1484 | int64_t value = -1; |
| 1485 | |
| 1486 | // This loop iterates over the |type| and |timestamp| field of each |
| 1487 | // clock snapshot. |
| 1488 | for (auto fld = decoder.ReadField(); fld.id; fld = decoder.ReadField()) { |
| 1489 | switch (fld.id) { |
| 1490 | case protos::ClockSnapshot::Clock::kTypeFieldNumber: |
| 1491 | type = fld.as_int32(); |
| 1492 | break; |
| 1493 | case protos::ClockSnapshot::Clock::kTimestampFieldNumber: |
| 1494 | value = fld.as_int64(); |
| 1495 | break; |
| 1496 | } |
| 1497 | } |
| 1498 | return std::make_pair(type, value); |
| 1499 | } |
| 1500 | |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1501 | void ProtoTraceParser::ParseAndroidLogPacket(TraceBlobView packet) { |
| 1502 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1503 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1504 | switch (fld.id) { |
| 1505 | case protos::AndroidLogPacket::kEventsFieldNumber: { |
| 1506 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1507 | ParseAndroidLogEvent(packet.slice(fld_off, fld.size())); |
| 1508 | break; |
| 1509 | } |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1510 | case protos::AndroidLogPacket::kStatsFieldNumber: { |
| 1511 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1512 | ParseAndroidLogStats(packet.slice(fld_off, fld.size())); |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1513 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1514 | } |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1515 | } |
| 1516 | } |
| 1517 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1518 | } |
| 1519 | |
| 1520 | void ProtoTraceParser::ParseAndroidLogEvent(TraceBlobView event) { |
| 1521 | // TODO(primiano): Add events and non-stringified fields to the "raw" table. |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1522 | ProtoDecoder decoder(event.data(), event.length()); |
| 1523 | int64_t ts = 0; |
| 1524 | uint32_t pid = 0; |
| 1525 | uint32_t tid = 0; |
| 1526 | uint8_t prio = 0; |
| 1527 | StringId tag_id = 0; |
| 1528 | StringId msg_id = 0; |
| 1529 | char arg_msg[4096]; |
| 1530 | char* arg_str = &arg_msg[0]; |
| 1531 | *arg_str = '\0'; |
| 1532 | auto arg_avail = [&arg_msg, &arg_str]() { |
| 1533 | return sizeof(arg_msg) - static_cast<size_t>(arg_str - arg_msg); |
| 1534 | }; |
| 1535 | |
| 1536 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1537 | switch (fld.id) { |
| 1538 | case protos::AndroidLogPacket::LogEvent::kPidFieldNumber: |
| 1539 | pid = fld.as_uint32(); |
| 1540 | break; |
| 1541 | case protos::AndroidLogPacket::LogEvent::kTidFieldNumber: |
| 1542 | tid = fld.as_uint32(); |
| 1543 | break; |
| 1544 | case protos::AndroidLogPacket::LogEvent::kTimestampFieldNumber: |
| 1545 | ts = fld.as_int64(); |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1546 | break; |
| 1547 | case protos::AndroidLogPacket::LogEvent::kPrioFieldNumber: |
| 1548 | prio = static_cast<uint8_t>(fld.as_uint32()); |
| 1549 | break; |
| 1550 | case protos::AndroidLogPacket::LogEvent::kTagFieldNumber: |
| 1551 | tag_id = context_->storage->InternString(fld.as_string()); |
| 1552 | break; |
| 1553 | case protos::AndroidLogPacket::LogEvent::kMessageFieldNumber: |
| 1554 | msg_id = context_->storage->InternString(fld.as_string()); |
| 1555 | break; |
| 1556 | case protos::AndroidLogPacket::LogEvent::kArgsFieldNumber: { |
| 1557 | const size_t fld_off = event.offset_of(fld.data()); |
| 1558 | TraceBlobView arg_data = event.slice(fld_off, fld.size()); |
| 1559 | ParseAndroidLogBinaryArg(std::move(arg_data), &arg_str, arg_avail()); |
| 1560 | break; |
| 1561 | } |
| 1562 | default: |
| 1563 | break; |
| 1564 | } |
| 1565 | } |
| 1566 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1567 | |
| 1568 | if (prio == 0) |
| 1569 | prio = protos::AndroidLogPriority::PRIO_INFO; |
| 1570 | |
| 1571 | if (arg_str != &arg_msg[0]) { |
| 1572 | PERFETTO_DCHECK(!msg_id); |
| 1573 | // Skip the first space char (" foo=1 bar=2" -> "foo=1 bar=2"). |
| 1574 | msg_id = context_->storage->InternString(&arg_msg[1]); |
| 1575 | } |
| 1576 | UniquePid utid = tid ? context_->process_tracker->UpdateThread(tid, pid) : 0; |
Hector Dearman | ba43f60 | 2019-01-29 14:36:11 +0000 | [diff] [blame] | 1577 | base::Optional<int64_t> opt_trace_time = |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1578 | context_->clock_tracker->ToTraceTime(ClockDomain::kRealTime, ts); |
Hector Dearman | ba43f60 | 2019-01-29 14:36:11 +0000 | [diff] [blame] | 1579 | if (!opt_trace_time) |
| 1580 | return; |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1581 | |
| 1582 | // Log events are NOT required to be sorted by trace_time. The virtual table |
| 1583 | // will take care of sorting on-demand. |
Hector Dearman | ba43f60 | 2019-01-29 14:36:11 +0000 | [diff] [blame] | 1584 | context_->storage->mutable_android_log()->AddLogEvent( |
| 1585 | opt_trace_time.value(), utid, prio, tag_id, msg_id); |
Primiano Tucci | 2c761ef | 2019-01-07 20:20:46 +0000 | [diff] [blame] | 1586 | } |
| 1587 | |
| 1588 | void ProtoTraceParser::ParseAndroidLogBinaryArg(TraceBlobView arg, |
| 1589 | char** str, |
| 1590 | size_t avail) { |
| 1591 | ProtoDecoder decoder(arg.data(), arg.length()); |
| 1592 | for (auto fld = decoder.ReadField(); fld.id; fld = decoder.ReadField()) { |
| 1593 | switch (fld.id) { |
| 1594 | case protos::AndroidLogPacket::LogEvent::Arg::kNameFieldNumber: { |
| 1595 | base::StringView name = fld.as_string(); |
| 1596 | *str += snprintf(*str, avail, " %.*s=", static_cast<int>(name.size()), |
| 1597 | name.data()); |
| 1598 | break; |
| 1599 | } |
| 1600 | case protos::AndroidLogPacket::LogEvent::Arg::kStringValueFieldNumber: { |
| 1601 | base::StringView val = fld.as_string(); |
| 1602 | *str += snprintf(*str, avail, "\"%.*s\"", static_cast<int>(val.size()), |
| 1603 | val.data()); |
| 1604 | break; |
| 1605 | } |
| 1606 | case protos::AndroidLogPacket::LogEvent::Arg::kIntValueFieldNumber: |
| 1607 | *str += snprintf(*str, avail, "%" PRId64, fld.as_int64()); |
| 1608 | break; |
| 1609 | case protos::AndroidLogPacket::LogEvent::Arg::kFloatValueFieldNumber: |
| 1610 | *str += |
| 1611 | snprintf(*str, avail, "%f", static_cast<double>(fld.as_float())); |
| 1612 | break; |
| 1613 | } |
| 1614 | } |
| 1615 | } |
| 1616 | |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1617 | void ProtoTraceParser::ParseAndroidLogStats(TraceBlobView packet) { |
| 1618 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1619 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1620 | switch (fld.id) { |
| 1621 | case protos::AndroidLogPacket::Stats::kNumFailedFieldNumber: |
| 1622 | context_->storage->SetStats(stats::android_log_num_failed, |
| 1623 | fld.as_int64()); |
| 1624 | break; |
| 1625 | case protos::AndroidLogPacket::Stats::kNumSkippedFieldNumber: |
| 1626 | context_->storage->SetStats(stats::android_log_num_skipped, |
| 1627 | fld.as_int64()); |
| 1628 | break; |
| 1629 | case protos::AndroidLogPacket::Stats::kNumTotalFieldNumber: |
| 1630 | context_->storage->SetStats(stats::android_log_num_total, |
| 1631 | fld.as_int64()); |
| 1632 | break; |
| 1633 | } |
| 1634 | } |
| 1635 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1636 | } |
| 1637 | |
| 1638 | void ProtoTraceParser::ParseTraceStats(TraceBlobView packet) { |
| 1639 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1640 | int buf_num = 0; |
| 1641 | auto* storage = context_->storage.get(); |
| 1642 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1643 | switch (fld.id) { |
| 1644 | case protos::TraceStats::kProducersConnectedFieldNumber: |
| 1645 | storage->SetStats(stats::traced_producers_connected, fld.as_int64()); |
| 1646 | break; |
| 1647 | case protos::TraceStats::kProducersSeenFieldNumber: |
| 1648 | storage->SetStats(stats::traced_producers_seen, fld.as_int64()); |
| 1649 | break; |
| 1650 | case protos::TraceStats::kDataSourcesRegisteredFieldNumber: |
| 1651 | storage->SetStats(stats::traced_data_sources_registered, |
| 1652 | fld.as_int64()); |
| 1653 | break; |
| 1654 | case protos::TraceStats::kDataSourcesSeenFieldNumber: |
| 1655 | storage->SetStats(stats::traced_data_sources_seen, fld.as_int64()); |
| 1656 | break; |
| 1657 | case protos::TraceStats::kTracingSessionsFieldNumber: |
| 1658 | storage->SetStats(stats::traced_tracing_sessions, fld.as_int64()); |
| 1659 | break; |
| 1660 | case protos::TraceStats::kTotalBuffersFieldNumber: |
| 1661 | storage->SetStats(stats::traced_total_buffers, fld.as_int64()); |
| 1662 | break; |
Eric Seckler | 2c72bd8 | 2019-02-08 15:01:34 +0000 | [diff] [blame] | 1663 | case protos::TraceStats::kChunksDiscardedFieldNumber: |
| 1664 | storage->SetStats(stats::traced_chunks_discarded, fld.as_int64()); |
| 1665 | break; |
| 1666 | case protos::TraceStats::kPatchesDiscardedFieldNumber: |
| 1667 | storage->SetStats(stats::traced_patches_discarded, fld.as_int64()); |
| 1668 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1669 | case protos::TraceStats::kBufferStatsFieldNumber: { |
| 1670 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1671 | TraceBlobView buf_data = packet.slice(fld_off, fld.size()); |
| 1672 | ProtoDecoder buf_d(buf_data.data(), buf_data.length()); |
| 1673 | for (auto fld2 = buf_d.ReadField(); fld2.id; fld2 = buf_d.ReadField()) { |
| 1674 | switch (fld2.id) { |
Eric Seckler | bd8aae5 | 2019-01-28 08:57:31 +0000 | [diff] [blame] | 1675 | case protos::TraceStats::BufferStats::kBufferSizeFieldNumber: |
| 1676 | storage->SetIndexedStats(stats::traced_buf_buffer_size, buf_num, |
| 1677 | fld2.as_int64()); |
| 1678 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1679 | case protos::TraceStats::BufferStats::kBytesWrittenFieldNumber: |
| 1680 | storage->SetIndexedStats(stats::traced_buf_bytes_written, buf_num, |
| 1681 | fld2.as_int64()); |
| 1682 | break; |
Eric Seckler | bd8aae5 | 2019-01-28 08:57:31 +0000 | [diff] [blame] | 1683 | case protos::TraceStats::BufferStats::kBytesOverwrittenFieldNumber: |
| 1684 | storage->SetIndexedStats(stats::traced_buf_bytes_overwritten, |
| 1685 | buf_num, fld2.as_int64()); |
| 1686 | break; |
| 1687 | case protos::TraceStats::BufferStats::kBytesReadFieldNumber: |
| 1688 | storage->SetIndexedStats(stats::traced_buf_bytes_read, buf_num, |
| 1689 | fld2.as_int64()); |
| 1690 | break; |
| 1691 | case protos::TraceStats::BufferStats:: |
| 1692 | kPaddingBytesWrittenFieldNumber: |
| 1693 | storage->SetIndexedStats(stats::traced_buf_padding_bytes_written, |
| 1694 | buf_num, fld2.as_int64()); |
| 1695 | break; |
| 1696 | case protos::TraceStats::BufferStats:: |
| 1697 | kPaddingBytesClearedFieldNumber: |
| 1698 | storage->SetIndexedStats(stats::traced_buf_padding_bytes_cleared, |
| 1699 | buf_num, fld2.as_int64()); |
| 1700 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1701 | case protos::TraceStats::BufferStats::kChunksWrittenFieldNumber: |
| 1702 | storage->SetIndexedStats(stats::traced_buf_chunks_written, |
| 1703 | buf_num, fld2.as_int64()); |
| 1704 | break; |
Stephen Nusko | d13fdf8 | 2019-01-15 11:22:58 +0000 | [diff] [blame] | 1705 | case protos::TraceStats::BufferStats::kChunksRewrittenFieldNumber: |
| 1706 | storage->SetIndexedStats(stats::traced_buf_chunks_rewritten, |
| 1707 | buf_num, fld2.as_int64()); |
| 1708 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1709 | case protos::TraceStats::BufferStats::kChunksOverwrittenFieldNumber: |
| 1710 | storage->SetIndexedStats(stats::traced_buf_chunks_overwritten, |
| 1711 | buf_num, fld2.as_int64()); |
| 1712 | break; |
Primiano Tucci | b45a69b | 2019-01-25 14:32:10 +0000 | [diff] [blame] | 1713 | case protos::TraceStats::BufferStats::kChunksDiscardedFieldNumber: |
| 1714 | storage->SetIndexedStats(stats::traced_buf_chunks_discarded, |
| 1715 | buf_num, fld2.as_int64()); |
| 1716 | break; |
Eric Seckler | bd8aae5 | 2019-01-28 08:57:31 +0000 | [diff] [blame] | 1717 | case protos::TraceStats::BufferStats::kChunksReadFieldNumber: |
| 1718 | storage->SetIndexedStats(stats::traced_buf_chunks_read, buf_num, |
| 1719 | fld2.as_int64()); |
| 1720 | break; |
Stephen Nusko | d13fdf8 | 2019-01-15 11:22:58 +0000 | [diff] [blame] | 1721 | case protos::TraceStats::BufferStats:: |
| 1722 | kChunksCommittedOutOfOrderFieldNumber: |
| 1723 | storage->SetIndexedStats( |
| 1724 | stats::traced_buf_chunks_committed_out_of_order, buf_num, |
| 1725 | fld2.as_int64()); |
| 1726 | break; |
Primiano Tucci | 0e38a14 | 2019-01-07 20:51:09 +0000 | [diff] [blame] | 1727 | case protos::TraceStats::BufferStats::kWriteWrapCountFieldNumber: |
| 1728 | storage->SetIndexedStats(stats::traced_buf_write_wrap_count, |
| 1729 | buf_num, fld2.as_int64()); |
| 1730 | break; |
| 1731 | case protos::TraceStats::BufferStats::kPatchesSucceededFieldNumber: |
| 1732 | storage->SetIndexedStats(stats::traced_buf_patches_succeeded, |
| 1733 | buf_num, fld2.as_int64()); |
| 1734 | break; |
| 1735 | case protos::TraceStats::BufferStats::kPatchesFailedFieldNumber: |
| 1736 | storage->SetIndexedStats(stats::traced_buf_patches_failed, |
| 1737 | buf_num, fld2.as_int64()); |
| 1738 | break; |
| 1739 | case protos::TraceStats::BufferStats:: |
| 1740 | kReadaheadsSucceededFieldNumber: |
| 1741 | storage->SetIndexedStats(stats::traced_buf_readaheads_succeeded, |
| 1742 | buf_num, fld2.as_int64()); |
| 1743 | break; |
| 1744 | case protos::TraceStats::BufferStats::kReadaheadsFailedFieldNumber: |
| 1745 | storage->SetIndexedStats(stats::traced_buf_readaheads_failed, |
| 1746 | buf_num, fld2.as_int64()); |
| 1747 | break; |
| 1748 | } |
| 1749 | } // for (buf_fld) |
| 1750 | buf_num++; |
| 1751 | break; |
| 1752 | } |
| 1753 | default: |
| 1754 | break; |
| 1755 | } |
| 1756 | } |
| 1757 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1758 | } |
| 1759 | |
| 1760 | void ProtoTraceParser::ParseFtraceStats(TraceBlobView packet) { |
| 1761 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1762 | size_t phase = 0; |
| 1763 | auto* storage = context_->storage.get(); |
| 1764 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1765 | switch (fld.id) { |
| 1766 | case protos::FtraceStats::kPhaseFieldNumber: |
| 1767 | phase = fld.int_value == protos::FtraceStats_Phase_END_OF_TRACE ? 1 : 0; |
| 1768 | |
| 1769 | // This code relies on the fact that each ftrace_cpu_XXX_end event is |
| 1770 | // just after the corresponding ftrace_cpu_XXX_begin event. |
| 1771 | static_assert(stats::ftrace_cpu_read_events_end - |
| 1772 | stats::ftrace_cpu_read_events_begin == |
| 1773 | 1 && |
| 1774 | stats::ftrace_cpu_entries_end - |
| 1775 | stats::ftrace_cpu_entries_begin == |
| 1776 | 1, |
| 1777 | "ftrace_cpu_XXX stats definition are messed up"); |
| 1778 | break; |
| 1779 | case protos::FtraceStats::kCpuStatsFieldNumber: { |
| 1780 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1781 | TraceBlobView cpu_data = packet.slice(fld_off, fld.size()); |
| 1782 | ProtoDecoder cpu_d(cpu_data.data(), cpu_data.length()); |
| 1783 | int cpu_num = -1; |
| 1784 | for (auto fld2 = cpu_d.ReadField(); fld2.id; fld2 = cpu_d.ReadField()) { |
| 1785 | switch (fld2.id) { |
| 1786 | case protos::FtraceCpuStats::kCpuFieldNumber: |
| 1787 | cpu_num = fld2.as_int32(); |
| 1788 | break; |
| 1789 | case protos::FtraceCpuStats::kEntriesFieldNumber: |
| 1790 | storage->SetIndexedStats(stats::ftrace_cpu_entries_begin + phase, |
| 1791 | cpu_num, fld2.as_int64()); |
| 1792 | break; |
| 1793 | case protos::FtraceCpuStats::kOverrunFieldNumber: |
| 1794 | storage->SetIndexedStats(stats::ftrace_cpu_overrun_begin + phase, |
| 1795 | cpu_num, fld2.as_int64()); |
| 1796 | break; |
| 1797 | case protos::FtraceCpuStats::kCommitOverrunFieldNumber: |
| 1798 | storage->SetIndexedStats( |
| 1799 | stats::ftrace_cpu_commit_overrun_begin + phase, cpu_num, |
| 1800 | fld2.as_int64()); |
| 1801 | break; |
| 1802 | case protos::FtraceCpuStats::kBytesReadFieldNumber: |
| 1803 | storage->SetIndexedStats( |
| 1804 | stats::ftrace_cpu_bytes_read_begin + phase, cpu_num, |
| 1805 | fld2.as_int64()); |
| 1806 | break; |
| 1807 | case protos::FtraceCpuStats::kOldestEventTsFieldNumber: |
| 1808 | storage->SetIndexedStats( |
| 1809 | stats::ftrace_cpu_oldest_event_ts_begin + phase, cpu_num, |
| 1810 | static_cast<int64_t>(fld2.as_double() * 1e9)); |
| 1811 | break; |
| 1812 | case protos::FtraceCpuStats::kNowTsFieldNumber: |
| 1813 | storage->SetIndexedStats( |
| 1814 | stats::ftrace_cpu_now_ts_begin + phase, cpu_num, |
| 1815 | static_cast<int64_t>(fld2.as_double() * 1e9)); |
| 1816 | break; |
| 1817 | case protos::FtraceCpuStats::kDroppedEventsFieldNumber: |
| 1818 | storage->SetIndexedStats( |
| 1819 | stats::ftrace_cpu_dropped_events_begin + phase, cpu_num, |
| 1820 | fld2.as_int64()); |
| 1821 | break; |
| 1822 | case protos::FtraceCpuStats::kReadEventsFieldNumber: |
| 1823 | storage->SetIndexedStats( |
| 1824 | stats::ftrace_cpu_read_events_begin + phase, cpu_num, |
| 1825 | fld2.as_int64()); |
| 1826 | break; |
| 1827 | } |
| 1828 | } // for (buf_fld) |
| 1829 | break; |
| 1830 | } |
| 1831 | default: |
| 1832 | break; |
| 1833 | } |
| 1834 | } |
| 1835 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1836 | } |
| 1837 | |
Hector Dearman | dd63979 | 2019-01-31 15:04:59 +0000 | [diff] [blame] | 1838 | void ProtoTraceParser::ParseProfilePacket(TraceBlobView packet) { |
| 1839 | ProtoDecoder decoder(packet.data(), packet.length()); |
| 1840 | for (auto fld = decoder.ReadField(); fld.id != 0; fld = decoder.ReadField()) { |
| 1841 | switch (fld.id) { |
| 1842 | case protos::ProfilePacket::kStringsFieldNumber: { |
| 1843 | const size_t fld_off = packet.offset_of(fld.data()); |
| 1844 | TraceBlobView nestedPacket = packet.slice(fld_off, fld.size()); |
| 1845 | ProtoDecoder nested(nestedPacket.data(), nestedPacket.length()); |
| 1846 | for (auto sub = nested.ReadField(); sub.id != 0; |
| 1847 | sub = nested.ReadField()) { |
| 1848 | switch (sub.id) { |
| 1849 | case protos::ProfilePacket::InternedString::kIdFieldNumber: { |
| 1850 | break; |
| 1851 | } |
| 1852 | case protos::ProfilePacket::InternedString::kStrFieldNumber: { |
| 1853 | context_->storage->InternString(sub.as_string()); |
| 1854 | break; |
| 1855 | } |
| 1856 | } |
| 1857 | } |
| 1858 | break; |
| 1859 | } |
| 1860 | case protos::ProfilePacket::kFramesFieldNumber: { |
| 1861 | break; |
| 1862 | } |
| 1863 | case protos::ProfilePacket::kCallstacksFieldNumber: { |
| 1864 | break; |
| 1865 | } |
| 1866 | case protos::ProfilePacket::kMappingsFieldNumber: { |
| 1867 | break; |
| 1868 | } |
| 1869 | case protos::ProfilePacket::kProcessDumpsFieldNumber: { |
| 1870 | break; |
| 1871 | } |
| 1872 | case protos::ProfilePacket::kContinuedFieldNumber: { |
| 1873 | bool continued = fld.as_bool(); |
| 1874 | base::ignore_result(continued); |
| 1875 | break; |
| 1876 | } |
| 1877 | case protos::ProfilePacket::kIndexFieldNumber: { |
| 1878 | int64_t index = fld.as_int64(); |
| 1879 | base::ignore_result(index); |
| 1880 | break; |
| 1881 | } |
| 1882 | } |
| 1883 | } |
| 1884 | PERFETTO_DCHECK(decoder.IsEndOfBuffer()); |
| 1885 | } |
| 1886 | |
Lalit Maganti | 93b7636 | 2018-06-01 03:03:58 +0100 | [diff] [blame] | 1887 | } // namespace trace_processor |
| 1888 | } // namespace perfetto |