| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "src/trace_processor/importers/proto/chrome_system_probes_parser.h" |
| |
| #include "perfetto/base/logging.h" |
| #include "perfetto/ext/base/string_utils.h" |
| #include "perfetto/protozero/proto_decoder.h" |
| #include "src/trace_processor/importers/common/event_tracker.h" |
| #include "src/trace_processor/importers/common/process_tracker.h" |
| #include "src/trace_processor/importers/common/track_tracker.h" |
| #include "src/trace_processor/storage/metadata.h" |
| #include "src/trace_processor/types/trace_processor_context.h" |
| |
| #include "protos/perfetto/trace/ps/process_stats.pbzero.h" |
| #include "protos/perfetto/trace/ps/process_tree.pbzero.h" |
| #include "protos/perfetto/trace/sys_stats/sys_stats.pbzero.h" |
| |
| namespace perfetto { |
| namespace trace_processor { |
| |
| ChromeSystemProbesParser::ChromeSystemProbesParser( |
| TraceProcessorContext* context) |
| : context_(context), |
| is_peak_rss_resettable_id_( |
| context->storage->InternString("is_peak_rss_resettable")) { |
| using ProcessStats = protos::pbzero::ProcessStats; |
| proc_stats_process_names_ |
| [ProcessStats::Process::kChromePrivateFootprintKbFieldNumber] = |
| context->storage->InternString("chrome.private_footprint_kb"); |
| proc_stats_process_names_ |
| [ProcessStats::Process::kChromePeakResidentSetKbFieldNumber] = |
| context->storage->InternString("chrome.peak_resident_set_kb"); |
| } |
| |
| void ChromeSystemProbesParser::ParseProcessStats(int64_t ts, ConstBytes blob) { |
| protos::pbzero::ProcessStats::Decoder stats(blob.data, blob.size); |
| for (auto it = stats.processes(); it; ++it) { |
| protozero::ProtoDecoder proc(*it); |
| uint32_t pid = 0; |
| for (auto fld = proc.ReadField(); fld.valid(); fld = proc.ReadField()) { |
| if (fld.id() == protos::pbzero::ProcessStats::Process::kPidFieldNumber) { |
| pid = fld.as_uint32(); |
| break; |
| } |
| } |
| |
| for (auto fld = proc.ReadField(); fld.valid(); fld = proc.ReadField()) { |
| if (fld.id() == protos::pbzero::ProcessStats::Process:: |
| kIsPeakRssResettableFieldNumber) { |
| UniquePid upid = context_->process_tracker->GetOrCreateProcess(pid); |
| context_->process_tracker->AddArgsTo(upid).AddArg( |
| is_peak_rss_resettable_id_, Variadic::Boolean(fld.as_bool())); |
| continue; |
| } |
| |
| if (fld.id() >= proc_stats_process_names_.size()) |
| continue; |
| const StringId& name = proc_stats_process_names_[fld.id()]; |
| if (name == StringId::Null()) |
| continue; |
| UniquePid upid = context_->process_tracker->GetOrCreateProcess(pid); |
| TrackId track = |
| context_->track_tracker->InternProcessCounterTrack(name, upid); |
| int64_t value = fld.as_int64() * 1024; |
| context_->event_tracker->PushCounter(ts, static_cast<double>(value), |
| track); |
| } |
| } |
| } |
| |
| } // namespace trace_processor |
| } // namespace perfetto |