Bertrand SIMONNET | 52e5b99 | 2015-08-10 15:18:00 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 | */ |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 16 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 17 | #include "metrics_collector.h" |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 18 | |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 19 | #include <sysexits.h> |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 20 | #include <time.h> |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 21 | |
Bertrand SIMONNET | 6c9fbb9 | 2015-12-21 14:56:40 -0800 | [diff] [blame] | 22 | #include <memory> |
| 23 | |
Bertrand SIMONNET | 4b915ae | 2015-07-28 15:38:14 -0700 | [diff] [blame] | 24 | #include <base/bind.h> |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 25 | #include <base/files/file_path.h> |
Ben Chan | 51bf92a | 2014-09-05 08:21:06 -0700 | [diff] [blame] | 26 | #include <base/files/file_util.h> |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 27 | #include <base/hash.h> |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 28 | #include <base/logging.h> |
Ben Chan | 2e6543d | 2014-02-05 23:26:25 -0800 | [diff] [blame] | 29 | #include <base/strings/string_number_conversions.h> |
| 30 | #include <base/strings/string_split.h> |
| 31 | #include <base/strings/string_util.h> |
| 32 | #include <base/strings/stringprintf.h> |
Todd Poynor | b77ae45 | 2016-01-04 14:11:25 -0800 | [diff] [blame] | 33 | #include <brillo/binder_watcher.h> |
Bertrand SIMONNET | eb697ab | 2015-10-14 13:26:42 -0700 | [diff] [blame] | 34 | #include <brillo/osrelease_reader.h> |
Bertrand SIMONNET | bae5dcc | 2015-08-04 14:12:10 -0700 | [diff] [blame] | 35 | |
| 36 | #include "constants.h" |
Todd Poynor | b77ae45 | 2016-01-04 14:11:25 -0800 | [diff] [blame] | 37 | #include "metrics_collector_service_impl.h" |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 38 | |
Ben Chan | 2e6543d | 2014-02-05 23:26:25 -0800 | [diff] [blame] | 39 | using base::FilePath; |
| 40 | using base::StringPrintf; |
Darin Petkov | f27f036 | 2010-06-04 13:14:19 -0700 | [diff] [blame] | 41 | using base::Time; |
| 42 | using base::TimeDelta; |
| 43 | using base::TimeTicks; |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 44 | using chromeos_metrics::PersistentInteger; |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 45 | using std::map; |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 46 | using std::string; |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 47 | using std::vector; |
| 48 | |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 49 | namespace { |
Darin Petkov | f27f036 | 2010-06-04 13:14:19 -0700 | [diff] [blame] | 50 | |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 51 | const int kSecondsPerMinute = 60; |
| 52 | const int kMinutesPerHour = 60; |
| 53 | const int kHoursPerDay = 24; |
| 54 | const int kMinutesPerDay = kHoursPerDay * kMinutesPerHour; |
| 55 | const int kSecondsPerDay = kSecondsPerMinute * kMinutesPerDay; |
| 56 | const int kDaysPerWeek = 7; |
| 57 | const int kSecondsPerWeek = kSecondsPerDay * kDaysPerWeek; |
Darin Petkov | 41e0623 | 2010-05-03 16:45:37 -0700 | [diff] [blame] | 58 | |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 59 | // Interval between calls to UpdateStats(). |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 60 | const uint32_t kUpdateStatsIntervalMs = 300000; |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 61 | |
Luigi Semenzato | c5a9234 | 2014-02-14 15:05:51 -0800 | [diff] [blame] | 62 | const char kKernelCrashDetectedFile[] = "/var/run/kernel-crash-detected"; |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 63 | const char kUncleanShutdownDetectedFile[] = |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 64 | "/var/run/unclean-shutdown-detected"; |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 65 | |
Bertrand SIMONNET | ebbe35c | 2015-09-08 10:13:35 -0700 | [diff] [blame] | 66 | const int kMetricMeminfoInterval = 30; // seconds |
| 67 | |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 68 | const char kMeminfoFileName[] = "/proc/meminfo"; |
Bertrand SIMONNET | 7a96405 | 2015-09-29 11:07:24 -0700 | [diff] [blame] | 69 | const char kVmStatFileName[] = "/proc/vmstat"; |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 70 | |
Alex Vakulenko | 9fc597b | 2015-12-09 12:34:18 -0800 | [diff] [blame] | 71 | const char kWeaveComponent[] = "metrics"; |
Alex Vakulenko | ba95a94 | 2016-01-07 10:10:12 -0800 | [diff] [blame] | 72 | const char kWeaveTrait[] = "_metrics"; |
Alex Vakulenko | 9fc597b | 2015-12-09 12:34:18 -0800 | [diff] [blame] | 73 | |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 74 | } // namespace |
| 75 | |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 76 | // Zram sysfs entries. |
| 77 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 78 | const char MetricsCollector::kComprDataSizeName[] = "compr_data_size"; |
| 79 | const char MetricsCollector::kOrigDataSizeName[] = "orig_data_size"; |
| 80 | const char MetricsCollector::kZeroPagesName[] = "zero_pages"; |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 81 | |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 82 | // Memory use stats collection intervals. We collect some memory use interval |
| 83 | // at these intervals after boot, and we stop collecting after the last one, |
| 84 | // with the assumption that in most cases the memory use won't change much |
| 85 | // after that. |
| 86 | static const int kMemuseIntervals[] = { |
| 87 | 1 * kSecondsPerMinute, // 1 minute mark |
| 88 | 4 * kSecondsPerMinute, // 5 minute mark |
| 89 | 25 * kSecondsPerMinute, // 0.5 hour mark |
| 90 | 120 * kSecondsPerMinute, // 2.5 hour mark |
| 91 | 600 * kSecondsPerMinute, // 12.5 hour mark |
| 92 | }; |
| 93 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 94 | MetricsCollector::MetricsCollector() |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 95 | : memuse_final_time_(0), |
Bertrand SIMONNET | 0ada2ca | 2015-11-02 14:08:44 -0800 | [diff] [blame] | 96 | memuse_interval_index_(0) {} |
Darin Petkov | f1e85e4 | 2010-06-10 15:59:53 -0700 | [diff] [blame] | 97 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 98 | MetricsCollector::~MetricsCollector() { |
Ken Mixter | 4c5daa4 | 2010-08-26 18:35:06 -0700 | [diff] [blame] | 99 | } |
| 100 | |
Bertrand SIMONNET | 7a96405 | 2015-09-29 11:07:24 -0700 | [diff] [blame] | 101 | // static |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 102 | double MetricsCollector::GetActiveTime() { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 103 | struct timespec ts; |
| 104 | int r = clock_gettime(CLOCK_MONOTONIC, &ts); |
| 105 | if (r < 0) { |
| 106 | PLOG(WARNING) << "clock_gettime(CLOCK_MONOTONIC) failed"; |
| 107 | return 0; |
| 108 | } else { |
Luigi Semenzato | 4a6c942 | 2014-06-30 18:12:28 -0700 | [diff] [blame] | 109 | return ts.tv_sec + static_cast<double>(ts.tv_nsec) / (1000 * 1000 * 1000); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 110 | } |
| 111 | } |
| 112 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 113 | int MetricsCollector::Run() { |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 114 | if (CheckSystemCrash(kKernelCrashDetectedFile)) { |
| 115 | ProcessKernelCrash(); |
| 116 | } |
| 117 | |
| 118 | if (CheckSystemCrash(kUncleanShutdownDetectedFile)) { |
| 119 | ProcessUncleanShutdown(); |
| 120 | } |
| 121 | |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 122 | // On OS version change, clear version stats (which are reported daily). |
Ben Chan | f05ab40 | 2014-08-07 00:54:59 -0700 | [diff] [blame] | 123 | int32_t version = GetOsVersionHash(); |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 124 | if (version_cycle_->Get() != version) { |
| 125 | version_cycle_->Set(version); |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 126 | kernel_crashes_version_count_->Set(0); |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 127 | version_cumulative_active_use_->Set(0); |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 128 | version_cumulative_cpu_use_->Set(0); |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 129 | } |
| 130 | |
Todd Poynor | b77ae45 | 2016-01-04 14:11:25 -0800 | [diff] [blame] | 131 | // Start metricscollectorservice |
| 132 | android::sp<BnMetricsCollectorServiceImpl> metrics_collector_service = |
| 133 | new BnMetricsCollectorServiceImpl(this); |
| 134 | android::status_t status = android::defaultServiceManager()->addService( |
| 135 | metrics_collector_service->getInterfaceDescriptor(), |
| 136 | metrics_collector_service); |
| 137 | CHECK(status == android::OK) |
| 138 | << "failed to register service metricscollectorservice"; |
Todd Poynor | 694553d | 2015-12-03 11:05:45 -0800 | [diff] [blame] | 139 | |
Todd Poynor | b77ae45 | 2016-01-04 14:11:25 -0800 | [diff] [blame] | 140 | // Watch Binder events in the main loop |
| 141 | brillo::BinderWatcher binder_watcher; |
| 142 | CHECK(binder_watcher.Init()) << "Binder FD watcher init failed"; |
Alex Vakulenko | eca14e3 | 2016-01-28 14:39:27 -0800 | [diff] [blame] | 143 | return brillo::Daemon::Run(); |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 144 | } |
| 145 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 146 | uint32_t MetricsCollector::GetOsVersionHash() { |
Bertrand SIMONNET | eb697ab | 2015-10-14 13:26:42 -0700 | [diff] [blame] | 147 | brillo::OsReleaseReader reader; |
| 148 | reader.Load(); |
| 149 | string version; |
| 150 | if (!reader.GetString(metrics::kProductVersion, &version)) { |
| 151 | LOG(ERROR) << "failed to read the product version."; |
| 152 | version = metrics::kDefaultVersion; |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 153 | } |
Bertrand SIMONNET | eb697ab | 2015-10-14 13:26:42 -0700 | [diff] [blame] | 154 | |
| 155 | uint32_t version_hash = base::Hash(version); |
| 156 | if (testing_) { |
| 157 | version_hash = 42; // return any plausible value for the hash |
| 158 | } |
| 159 | return version_hash; |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 160 | } |
| 161 | |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 162 | void MetricsCollector::Init(bool testing, MetricsLibraryInterface* metrics_lib, |
| 163 | const string& diskstats_path, |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 164 | const base::FilePath& private_metrics_directory, |
| 165 | const base::FilePath& shared_metrics_directory) { |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 166 | CHECK(metrics_lib); |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 167 | testing_ = testing; |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 168 | shared_metrics_directory_ = shared_metrics_directory; |
Darin Petkov | fc91b42 | 2010-05-12 13:05:45 -0700 | [diff] [blame] | 169 | metrics_lib_ = metrics_lib; |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 170 | |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 171 | daily_active_use_.reset(new PersistentInteger("Platform.UseTime.PerDay", |
| 172 | private_metrics_directory)); |
| 173 | version_cumulative_active_use_.reset(new PersistentInteger( |
| 174 | "Platform.CumulativeUseTime", private_metrics_directory)); |
| 175 | version_cumulative_cpu_use_.reset(new PersistentInteger( |
| 176 | "Platform.CumulativeCpuTime", private_metrics_directory)); |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 177 | |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 178 | kernel_crash_interval_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 179 | "Platform.KernelCrashInterval", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 180 | unclean_shutdown_interval_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 181 | "Platform.UncleanShutdownInterval", private_metrics_directory)); |
| 182 | user_crash_interval_.reset(new PersistentInteger("Platform.UserCrashInterval", |
| 183 | private_metrics_directory)); |
Darin Petkov | 2ccef01 | 2010-05-05 16:06:37 -0700 | [diff] [blame] | 184 | |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 185 | any_crashes_daily_count_.reset(new PersistentInteger( |
| 186 | "Platform.AnyCrashes.PerDay", private_metrics_directory)); |
| 187 | any_crashes_weekly_count_.reset(new PersistentInteger( |
| 188 | "Platform.AnyCrashes.PerWeek", private_metrics_directory)); |
| 189 | user_crashes_daily_count_.reset(new PersistentInteger( |
| 190 | "Platform.UserCrashes.PerDay", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 191 | user_crashes_weekly_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 192 | "Platform.UserCrashes.PerWeek", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 193 | kernel_crashes_daily_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 194 | "Platform.KernelCrashes.PerDay", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 195 | kernel_crashes_weekly_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 196 | "Platform.KernelCrashes.PerWeek", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 197 | kernel_crashes_version_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 198 | "Platform.KernelCrashesSinceUpdate", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 199 | unclean_shutdowns_daily_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 200 | "Platform.UncleanShutdown.PerDay", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 201 | unclean_shutdowns_weekly_count_.reset(new PersistentInteger( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 202 | "Platform.UncleanShutdowns.PerWeek", private_metrics_directory)); |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 203 | |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 204 | daily_cycle_.reset( |
| 205 | new PersistentInteger("daily.cycle", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 206 | weekly_cycle_.reset( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 207 | new PersistentInteger("weekly.cycle", private_metrics_directory)); |
Bertrand SIMONNET | a7bc1c1 | 2015-11-25 13:29:48 -0800 | [diff] [blame] | 208 | version_cycle_.reset( |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 209 | new PersistentInteger("version.cycle", private_metrics_directory)); |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 210 | |
Bertrand SIMONNET | 5658dc5 | 2015-09-18 13:38:10 -0700 | [diff] [blame] | 211 | disk_usage_collector_.reset(new DiskUsageCollector(metrics_lib_)); |
Bertrand SIMONNET | 7a96405 | 2015-09-29 11:07:24 -0700 | [diff] [blame] | 212 | averaged_stats_collector_.reset( |
| 213 | new AveragedStatisticsCollector(metrics_lib_, diskstats_path, |
| 214 | kVmStatFileName)); |
Bertrand SIMONNET | 0ada2ca | 2015-11-02 14:08:44 -0800 | [diff] [blame] | 215 | cpu_usage_collector_.reset(new CpuUsageCollector(metrics_lib_)); |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 216 | } |
| 217 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 218 | int MetricsCollector::OnInit() { |
Alex Vakulenko | eca14e3 | 2016-01-28 14:39:27 -0800 | [diff] [blame] | 219 | int return_code = brillo::Daemon::OnInit(); |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 220 | if (return_code != EX_OK) |
| 221 | return return_code; |
| 222 | |
Bertrand SIMONNET | ebbe35c | 2015-09-08 10:13:35 -0700 | [diff] [blame] | 223 | StatsReporterInit(); |
| 224 | |
| 225 | // Start collecting meminfo stats. |
| 226 | ScheduleMeminfoCallback(kMetricMeminfoInterval); |
| 227 | memuse_final_time_ = GetActiveTime() + kMemuseIntervals[0]; |
| 228 | ScheduleMemuseCallback(kMemuseIntervals[0]); |
| 229 | |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 230 | if (testing_) |
| 231 | return EX_OK; |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 232 | |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 233 | weave_service_subscription_ = weaved::Service::Connect( |
| 234 | brillo::MessageLoop::current(), |
| 235 | base::Bind(&MetricsCollector::OnWeaveServiceConnected, |
| 236 | weak_ptr_factory_.GetWeakPtr())); |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 237 | |
| 238 | latest_cpu_use_microseconds_ = cpu_usage_collector_->GetCumulativeCpuUse(); |
| 239 | base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
| 240 | base::Bind(&MetricsCollector::HandleUpdateStatsTimeout, |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 241 | weak_ptr_factory_.GetWeakPtr()), |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 242 | base::TimeDelta::FromMilliseconds(kUpdateStatsIntervalMs)); |
| 243 | |
| 244 | return EX_OK; |
| 245 | } |
| 246 | |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 247 | void MetricsCollector::OnWeaveServiceConnected( |
| 248 | const std::weak_ptr<weaved::Service>& service) { |
| 249 | service_ = service; |
| 250 | auto weave_service = service_.lock(); |
| 251 | if (!weave_service) |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 252 | return; |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 253 | |
Alex Vakulenko | ba95a94 | 2016-01-07 10:10:12 -0800 | [diff] [blame] | 254 | weave_service->AddComponent(kWeaveComponent, {kWeaveTrait}, nullptr); |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 255 | weave_service->AddCommandHandler( |
Alex Vakulenko | ba95a94 | 2016-01-07 10:10:12 -0800 | [diff] [blame] | 256 | kWeaveComponent, kWeaveTrait, "enableAnalyticsReporting", |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 257 | base::Bind(&MetricsCollector::OnEnableMetrics, |
| 258 | weak_ptr_factory_.GetWeakPtr())); |
| 259 | weave_service->AddCommandHandler( |
Alex Vakulenko | ba95a94 | 2016-01-07 10:10:12 -0800 | [diff] [blame] | 260 | kWeaveComponent, kWeaveTrait, "disableAnalyticsReporting", |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 261 | base::Bind(&MetricsCollector::OnDisableMetrics, |
| 262 | weak_ptr_factory_.GetWeakPtr())); |
| 263 | |
| 264 | UpdateWeaveState(); |
| 265 | } |
| 266 | |
| 267 | void MetricsCollector::OnEnableMetrics( |
| 268 | std::unique_ptr<weaved::Command> command) { |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 269 | if (base::WriteFile( |
| 270 | shared_metrics_directory_.Append(metrics::kConsentFileName), "", 0) != |
| 271 | 0) { |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 272 | PLOG(ERROR) << "Could not create the consent file."; |
Alex Vakulenko | 35f8963 | 2015-10-09 08:18:35 -0700 | [diff] [blame] | 273 | command->Abort("metrics_error", "Could not create the consent file", |
| 274 | nullptr); |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 275 | return; |
| 276 | } |
| 277 | |
Alex Vakulenko | 82b02de | 2015-10-09 20:07:47 -0700 | [diff] [blame] | 278 | UpdateWeaveState(); |
Alex Vakulenko | 35f8963 | 2015-10-09 08:18:35 -0700 | [diff] [blame] | 279 | command->Complete({}, nullptr); |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 280 | } |
| 281 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 282 | void MetricsCollector::OnDisableMetrics( |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 283 | std::unique_ptr<weaved::Command> command) { |
Bertrand SIMONNET | 9d3a4ae | 2015-11-25 13:49:12 -0800 | [diff] [blame] | 284 | if (!base::DeleteFile( |
| 285 | shared_metrics_directory_.Append(metrics::kConsentFileName), false)) { |
Alex Vakulenko | 35f8963 | 2015-10-09 08:18:35 -0700 | [diff] [blame] | 286 | PLOG(ERROR) << "Could not delete the consent file."; |
| 287 | command->Abort("metrics_error", "Could not delete the consent file", |
| 288 | nullptr); |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 289 | return; |
| 290 | } |
| 291 | |
Alex Vakulenko | 82b02de | 2015-10-09 20:07:47 -0700 | [diff] [blame] | 292 | UpdateWeaveState(); |
Alex Vakulenko | 35f8963 | 2015-10-09 08:18:35 -0700 | [diff] [blame] | 293 | command->Complete({}, nullptr); |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 294 | } |
| 295 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 296 | void MetricsCollector::UpdateWeaveState() { |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 297 | auto weave_service = service_.lock(); |
| 298 | if (!weave_service) |
Alex Vakulenko | 82b02de | 2015-10-09 20:07:47 -0700 | [diff] [blame] | 299 | return; |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 300 | |
Alex Vakulenko | 9fc597b | 2015-12-09 12:34:18 -0800 | [diff] [blame] | 301 | std::string enabled = |
| 302 | metrics_lib_->AreMetricsEnabled() ? "enabled" : "disabled"; |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 303 | |
Alex Vakulenko | ba95a94 | 2016-01-07 10:10:12 -0800 | [diff] [blame] | 304 | if (!weave_service->SetStateProperty(kWeaveComponent, kWeaveTrait, |
Alex Vakulenko | eca14e3 | 2016-01-28 14:39:27 -0800 | [diff] [blame] | 305 | "analyticsReportingState", |
| 306 | *brillo::ToValue(enabled), |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 307 | nullptr)) { |
Bertrand SIMONNET | 59890e2 | 2015-10-02 16:45:18 -0700 | [diff] [blame] | 308 | LOG(ERROR) << "failed to update weave's state"; |
| 309 | } |
| 310 | } |
| 311 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 312 | void MetricsCollector::ProcessUserCrash() { |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 313 | // Counts the active time up to now. |
| 314 | UpdateStats(TimeTicks::Now(), Time::Now()); |
Darin Petkov | 1bb904e | 2010-06-16 15:58:06 -0700 | [diff] [blame] | 315 | |
| 316 | // Reports the active use time since the last crash and resets it. |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 317 | SendAndResetCrashIntervalSample(user_crash_interval_); |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 318 | |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 319 | any_crashes_daily_count_->Add(1); |
| 320 | any_crashes_weekly_count_->Add(1); |
| 321 | user_crashes_daily_count_->Add(1); |
| 322 | user_crashes_weekly_count_->Add(1); |
Darin Petkov | 1bb904e | 2010-06-16 15:58:06 -0700 | [diff] [blame] | 323 | } |
| 324 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 325 | void MetricsCollector::ProcessKernelCrash() { |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 326 | // Counts the active time up to now. |
| 327 | UpdateStats(TimeTicks::Now(), Time::Now()); |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 328 | |
| 329 | // Reports the active use time since the last crash and resets it. |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 330 | SendAndResetCrashIntervalSample(kernel_crash_interval_); |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 331 | |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 332 | any_crashes_daily_count_->Add(1); |
| 333 | any_crashes_weekly_count_->Add(1); |
| 334 | kernel_crashes_daily_count_->Add(1); |
| 335 | kernel_crashes_weekly_count_->Add(1); |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 336 | |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 337 | kernel_crashes_version_count_->Add(1); |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 338 | } |
| 339 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 340 | void MetricsCollector::ProcessUncleanShutdown() { |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 341 | // Counts the active time up to now. |
| 342 | UpdateStats(TimeTicks::Now(), Time::Now()); |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 343 | |
| 344 | // Reports the active use time since the last crash and resets it. |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 345 | SendAndResetCrashIntervalSample(unclean_shutdown_interval_); |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 346 | |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 347 | unclean_shutdowns_daily_count_->Add(1); |
| 348 | unclean_shutdowns_weekly_count_->Add(1); |
| 349 | any_crashes_daily_count_->Add(1); |
| 350 | any_crashes_weekly_count_->Add(1); |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 351 | } |
| 352 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 353 | bool MetricsCollector::CheckSystemCrash(const string& crash_file) { |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 354 | FilePath crash_detected(crash_file); |
Ben Chan | 2e6543d | 2014-02-05 23:26:25 -0800 | [diff] [blame] | 355 | if (!base::PathExists(crash_detected)) |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 356 | return false; |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 357 | |
| 358 | // Deletes the crash-detected file so that the daemon doesn't report |
| 359 | // another kernel crash in case it's restarted. |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 360 | base::DeleteFile(crash_detected, false); // not recursive |
Ken Mixter | ccd84c0 | 2010-08-16 19:57:13 -0700 | [diff] [blame] | 361 | return true; |
Darin Petkov | 38d5cb0 | 2010-06-24 12:10:26 -0700 | [diff] [blame] | 362 | } |
| 363 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 364 | void MetricsCollector::StatsReporterInit() { |
Bertrand SIMONNET | 5658dc5 | 2015-09-18 13:38:10 -0700 | [diff] [blame] | 365 | disk_usage_collector_->Schedule(); |
Bertrand SIMONNET | 7a96405 | 2015-09-29 11:07:24 -0700 | [diff] [blame] | 366 | |
Bertrand SIMONNET | 0ada2ca | 2015-11-02 14:08:44 -0800 | [diff] [blame] | 367 | cpu_usage_collector_->Init(); |
| 368 | cpu_usage_collector_->Schedule(); |
| 369 | |
Bertrand SIMONNET | 7a96405 | 2015-09-29 11:07:24 -0700 | [diff] [blame] | 370 | // Don't start a collection cycle during the first run to avoid delaying the |
| 371 | // boot. |
| 372 | averaged_stats_collector_->ScheduleWait(); |
Luigi Semenzato | c88e42d | 2011-02-17 10:21:16 -0800 | [diff] [blame] | 373 | } |
| 374 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 375 | void MetricsCollector::ScheduleMeminfoCallback(int wait) { |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 376 | if (testing_) { |
| 377 | return; |
| 378 | } |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 379 | base::TimeDelta waitDelta = base::TimeDelta::FromSeconds(wait); |
| 380 | base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 381 | base::Bind(&MetricsCollector::MeminfoCallback, |
| 382 | weak_ptr_factory_.GetWeakPtr(), waitDelta), |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 383 | waitDelta); |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 384 | } |
| 385 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 386 | void MetricsCollector::MeminfoCallback(base::TimeDelta wait) { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 387 | string meminfo_raw; |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 388 | const FilePath meminfo_path(kMeminfoFileName); |
Ben Chan | 2e6543d | 2014-02-05 23:26:25 -0800 | [diff] [blame] | 389 | if (!base::ReadFileToString(meminfo_path, &meminfo_raw)) { |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 390 | LOG(WARNING) << "cannot read " << meminfo_path.value().c_str(); |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 391 | return; |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 392 | } |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 393 | // Make both calls even if the first one fails. |
Bertrand SIMONNET | ebbe35c | 2015-09-08 10:13:35 -0700 | [diff] [blame] | 394 | if (ProcessMeminfo(meminfo_raw)) { |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 395 | base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 396 | base::Bind(&MetricsCollector::MeminfoCallback, |
| 397 | weak_ptr_factory_.GetWeakPtr(), wait), |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 398 | wait); |
| 399 | } |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 400 | } |
| 401 | |
| 402 | // static |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 403 | bool MetricsCollector::ReadFileToUint64(const base::FilePath& path, |
| 404 | uint64_t* value) { |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 405 | std::string content; |
| 406 | if (!base::ReadFileToString(path, &content)) { |
| 407 | PLOG(WARNING) << "cannot read " << path.MaybeAsASCII(); |
| 408 | return false; |
| 409 | } |
Luigi Semenzato | 4a6c942 | 2014-06-30 18:12:28 -0700 | [diff] [blame] | 410 | // Remove final newline. |
| 411 | base::TrimWhitespaceASCII(content, base::TRIM_TRAILING, &content); |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 412 | if (!base::StringToUint64(content, value)) { |
| 413 | LOG(WARNING) << "invalid integer: " << content; |
| 414 | return false; |
| 415 | } |
| 416 | return true; |
| 417 | } |
| 418 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 419 | bool MetricsCollector::ReportZram(const base::FilePath& zram_dir) { |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 420 | // Data sizes are in bytes. |zero_pages| is in number of pages. |
Ben Chan | f05ab40 | 2014-08-07 00:54:59 -0700 | [diff] [blame] | 421 | uint64_t compr_data_size, orig_data_size, zero_pages; |
Luigi Semenzato | 9636019 | 2014-06-04 10:53:35 -0700 | [diff] [blame] | 422 | const size_t page_size = 4096; |
| 423 | |
| 424 | if (!ReadFileToUint64(zram_dir.Append(kComprDataSizeName), |
| 425 | &compr_data_size) || |
| 426 | !ReadFileToUint64(zram_dir.Append(kOrigDataSizeName), &orig_data_size) || |
| 427 | !ReadFileToUint64(zram_dir.Append(kZeroPagesName), &zero_pages)) { |
| 428 | return false; |
| 429 | } |
| 430 | |
| 431 | // |orig_data_size| does not include zero-filled pages. |
| 432 | orig_data_size += zero_pages * page_size; |
| 433 | |
| 434 | const int compr_data_size_mb = compr_data_size >> 20; |
| 435 | const int savings_mb = (orig_data_size - compr_data_size) >> 20; |
| 436 | const int zero_ratio_percent = zero_pages * page_size * 100 / orig_data_size; |
| 437 | |
| 438 | // Report compressed size in megabytes. 100 MB or less has little impact. |
| 439 | SendSample("Platform.ZramCompressedSize", compr_data_size_mb, 100, 4000, 50); |
| 440 | SendSample("Platform.ZramSavings", savings_mb, 100, 4000, 50); |
| 441 | // The compression ratio is multiplied by 100 for better resolution. The |
| 442 | // ratios of interest are between 1 and 6 (100% and 600% as reported). We |
| 443 | // don't want samples when very little memory is being compressed. |
| 444 | if (compr_data_size_mb >= 1) { |
| 445 | SendSample("Platform.ZramCompressionRatioPercent", |
| 446 | orig_data_size * 100 / compr_data_size, 100, 600, 50); |
| 447 | } |
| 448 | // The values of interest for zero_pages are between 1MB and 1GB. The units |
| 449 | // are number of pages. |
| 450 | SendSample("Platform.ZramZeroPages", zero_pages, 256, 256 * 1024, 50); |
| 451 | SendSample("Platform.ZramZeroRatioPercent", zero_ratio_percent, 1, 50, 50); |
| 452 | |
| 453 | return true; |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 454 | } |
| 455 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 456 | bool MetricsCollector::ProcessMeminfo(const string& meminfo_raw) { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 457 | static const MeminfoRecord fields_array[] = { |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 458 | { "MemTotal", "MemTotal" }, // SPECIAL CASE: total system memory |
| 459 | { "MemFree", "MemFree" }, |
| 460 | { "Buffers", "Buffers" }, |
| 461 | { "Cached", "Cached" }, |
| 462 | // { "SwapCached", "SwapCached" }, |
| 463 | { "Active", "Active" }, |
| 464 | { "Inactive", "Inactive" }, |
| 465 | { "ActiveAnon", "Active(anon)" }, |
| 466 | { "InactiveAnon", "Inactive(anon)" }, |
| 467 | { "ActiveFile" , "Active(file)" }, |
| 468 | { "InactiveFile", "Inactive(file)" }, |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 469 | { "Unevictable", "Unevictable", kMeminfoOp_HistLog }, |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 470 | // { "Mlocked", "Mlocked" }, |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 471 | { "SwapTotal", "SwapTotal", kMeminfoOp_SwapTotal }, |
| 472 | { "SwapFree", "SwapFree", kMeminfoOp_SwapFree }, |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 473 | // { "Dirty", "Dirty" }, |
| 474 | // { "Writeback", "Writeback" }, |
| 475 | { "AnonPages", "AnonPages" }, |
| 476 | { "Mapped", "Mapped" }, |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 477 | { "Shmem", "Shmem", kMeminfoOp_HistLog }, |
| 478 | { "Slab", "Slab", kMeminfoOp_HistLog }, |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 479 | // { "SReclaimable", "SReclaimable" }, |
| 480 | // { "SUnreclaim", "SUnreclaim" }, |
| 481 | }; |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 482 | vector<MeminfoRecord> fields(fields_array, |
| 483 | fields_array + arraysize(fields_array)); |
| 484 | if (!FillMeminfo(meminfo_raw, &fields)) { |
| 485 | return false; |
| 486 | } |
| 487 | int total_memory = fields[0].value; |
| 488 | if (total_memory == 0) { |
| 489 | // this "cannot happen" |
| 490 | LOG(WARNING) << "borked meminfo parser"; |
| 491 | return false; |
| 492 | } |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 493 | int swap_total = 0; |
| 494 | int swap_free = 0; |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 495 | // Send all fields retrieved, except total memory. |
| 496 | for (unsigned int i = 1; i < fields.size(); i++) { |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 497 | string metrics_name = base::StringPrintf("Platform.Meminfo%s", |
| 498 | fields[i].name); |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 499 | int percent; |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 500 | switch (fields[i].op) { |
| 501 | case kMeminfoOp_HistPercent: |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 502 | // report value as percent of total memory |
| 503 | percent = fields[i].value * 100 / total_memory; |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 504 | SendLinearSample(metrics_name, percent, 100, 101); |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 505 | break; |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 506 | case kMeminfoOp_HistLog: |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 507 | // report value in kbytes, log scale, 4Gb max |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 508 | SendSample(metrics_name, fields[i].value, 1, 4 * 1000 * 1000, 100); |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 509 | break; |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 510 | case kMeminfoOp_SwapTotal: |
| 511 | swap_total = fields[i].value; |
| 512 | case kMeminfoOp_SwapFree: |
| 513 | swap_free = fields[i].value; |
Luigi Semenzato | 3ccca06 | 2013-02-04 19:50:45 -0800 | [diff] [blame] | 514 | break; |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 515 | } |
| 516 | } |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 517 | if (swap_total > 0) { |
| 518 | int swap_used = swap_total - swap_free; |
| 519 | int swap_used_percent = swap_used * 100 / swap_total; |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 520 | SendSample("Platform.MeminfoSwapUsed", swap_used, 1, 8 * 1000 * 1000, 100); |
Bertrand SIMONNET | 008fb7e | 2015-09-21 16:48:01 -0700 | [diff] [blame] | 521 | SendLinearSample("Platform.MeminfoSwapUsed.Percent", swap_used_percent, |
Luigi Semenzato | 942cbab | 2013-02-12 13:17:07 -0800 | [diff] [blame] | 522 | 100, 101); |
| 523 | } |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 524 | return true; |
| 525 | } |
| 526 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 527 | bool MetricsCollector::FillMeminfo(const string& meminfo_raw, |
| 528 | vector<MeminfoRecord>* fields) { |
Alex Vakulenko | ea05ff9 | 2016-01-20 07:53:57 -0800 | [diff] [blame] | 529 | vector<std::string> lines = |
| 530 | base::SplitString(meminfo_raw, "\n", base::KEEP_WHITESPACE, |
| 531 | base::SPLIT_WANT_NONEMPTY); |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 532 | |
| 533 | // Scan meminfo output and collect field values. Each field name has to |
| 534 | // match a meminfo entry (case insensitive) after removing non-alpha |
| 535 | // characters from the entry. |
Alex Vakulenko | ea05ff9 | 2016-01-20 07:53:57 -0800 | [diff] [blame] | 536 | size_t ifield = 0; |
| 537 | for (size_t iline = 0; |
| 538 | iline < lines.size() && ifield < fields->size(); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 539 | iline++) { |
Alex Vakulenko | ea05ff9 | 2016-01-20 07:53:57 -0800 | [diff] [blame] | 540 | vector<string> tokens = |
| 541 | base::SplitString(lines[iline], ": ", base::KEEP_WHITESPACE, |
| 542 | base::SPLIT_WANT_NONEMPTY); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 543 | if (strcmp((*fields)[ifield].match, tokens[0].c_str()) == 0) { |
| 544 | // Name matches. Parse value and save. |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 545 | if (!base::StringToInt(tokens[1], &(*fields)[ifield].value)) { |
| 546 | LOG(WARNING) << "Cound not convert " << tokens[1] << " to int"; |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 547 | return false; |
| 548 | } |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 549 | ifield++; |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 550 | } |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 551 | } |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 552 | if (ifield < fields->size()) { |
| 553 | // End of input reached while scanning. |
| 554 | LOG(WARNING) << "cannot find field " << (*fields)[ifield].match |
| 555 | << " and following"; |
| 556 | return false; |
| 557 | } |
| 558 | return true; |
| 559 | } |
| 560 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 561 | void MetricsCollector::ScheduleMemuseCallback(double interval) { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 562 | if (testing_) { |
| 563 | return; |
| 564 | } |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 565 | base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 566 | base::Bind(&MetricsCollector::MemuseCallback, |
| 567 | weak_ptr_factory_.GetWeakPtr()), |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 568 | base::TimeDelta::FromSeconds(interval)); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 569 | } |
| 570 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 571 | void MetricsCollector::MemuseCallback() { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 572 | // Since we only care about active time (i.e. uptime minus sleep time) but |
| 573 | // the callbacks are driven by real time (uptime), we check if we should |
| 574 | // reschedule this callback due to intervening sleep periods. |
| 575 | double now = GetActiveTime(); |
Luigi Semenzato | 0d9a9c9 | 2013-12-05 15:55:12 -0800 | [diff] [blame] | 576 | // Avoid intervals of less than one second. |
| 577 | double remaining_time = ceil(memuse_final_time_ - now); |
| 578 | if (remaining_time > 0) { |
| 579 | ScheduleMemuseCallback(remaining_time); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 580 | } else { |
Luigi Semenzato | 0d9a9c9 | 2013-12-05 15:55:12 -0800 | [diff] [blame] | 581 | // Report stats and advance the measurement interval unless there are |
| 582 | // errors or we've completed the last interval. |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 583 | if (MemuseCallbackWork() && |
Luigi Semenzato | 0d9a9c9 | 2013-12-05 15:55:12 -0800 | [diff] [blame] | 584 | memuse_interval_index_ < arraysize(kMemuseIntervals)) { |
| 585 | double interval = kMemuseIntervals[memuse_interval_index_++]; |
| 586 | memuse_final_time_ = now + interval; |
| 587 | ScheduleMemuseCallback(interval); |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 588 | } |
| 589 | } |
| 590 | } |
| 591 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 592 | bool MetricsCollector::MemuseCallbackWork() { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 593 | string meminfo_raw; |
Bertrand SIMONNET | 675a10c | 2015-08-25 14:11:43 -0700 | [diff] [blame] | 594 | const FilePath meminfo_path(kMeminfoFileName); |
Ben Chan | 2e6543d | 2014-02-05 23:26:25 -0800 | [diff] [blame] | 595 | if (!base::ReadFileToString(meminfo_path, &meminfo_raw)) { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 596 | LOG(WARNING) << "cannot read " << meminfo_path.value().c_str(); |
| 597 | return false; |
| 598 | } |
| 599 | return ProcessMemuse(meminfo_raw); |
| 600 | } |
| 601 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 602 | bool MetricsCollector::ProcessMemuse(const string& meminfo_raw) { |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 603 | static const MeminfoRecord fields_array[] = { |
| 604 | { "MemTotal", "MemTotal" }, // SPECIAL CASE: total system memory |
| 605 | { "ActiveAnon", "Active(anon)" }, |
| 606 | { "InactiveAnon", "Inactive(anon)" }, |
| 607 | }; |
| 608 | vector<MeminfoRecord> fields(fields_array, |
| 609 | fields_array + arraysize(fields_array)); |
| 610 | if (!FillMeminfo(meminfo_raw, &fields)) { |
| 611 | return false; |
| 612 | } |
| 613 | int total = fields[0].value; |
| 614 | int active_anon = fields[1].value; |
| 615 | int inactive_anon = fields[2].value; |
| 616 | if (total == 0) { |
| 617 | // this "cannot happen" |
| 618 | LOG(WARNING) << "borked meminfo parser"; |
| 619 | return false; |
| 620 | } |
Luigi Semenzato | 859b3f0 | 2014-02-05 15:33:19 -0800 | [diff] [blame] | 621 | string metrics_name = base::StringPrintf("Platform.MemuseAnon%d", |
| 622 | memuse_interval_index_); |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 623 | SendLinearSample(metrics_name, (active_anon + inactive_anon) * 100 / total, |
Luigi Semenzato | 8accd33 | 2011-05-17 16:37:18 -0700 | [diff] [blame] | 624 | 100, 101); |
| 625 | return true; |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 626 | } |
| 627 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 628 | void MetricsCollector::SendSample(const string& name, int sample, |
| 629 | int min, int max, int nbuckets) { |
Darin Petkov | fc91b42 | 2010-05-12 13:05:45 -0700 | [diff] [blame] | 630 | metrics_lib_->SendToUMA(name, sample, min, max, nbuckets); |
Darin Petkov | 65b0146 | 2010-04-14 13:32:20 -0700 | [diff] [blame] | 631 | } |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 632 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 633 | void MetricsCollector::SendKernelCrashesCumulativeCountStats() { |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 634 | // Report the number of crashes for this OS version, but don't clear the |
| 635 | // counter. It is cleared elsewhere on version change. |
Ben Chan | f05ab40 | 2014-08-07 00:54:59 -0700 | [diff] [blame] | 636 | int64_t crashes_count = kernel_crashes_version_count_->Get(); |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 637 | SendSample(kernel_crashes_version_count_->Name(), |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 638 | crashes_count, |
| 639 | 1, // value of first bucket |
| 640 | 500, // value of last bucket |
| 641 | 100); // number of buckets |
| 642 | |
| 643 | |
Ben Chan | f05ab40 | 2014-08-07 00:54:59 -0700 | [diff] [blame] | 644 | int64_t cpu_use_ms = version_cumulative_cpu_use_->Get(); |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 645 | SendSample(version_cumulative_cpu_use_->Name(), |
| 646 | cpu_use_ms / 1000, // stat is in seconds |
| 647 | 1, // device may be used very little... |
| 648 | 8 * 1000 * 1000, // ... or a lot (a little over 90 days) |
| 649 | 100); |
| 650 | |
| 651 | // On the first run after an autoupdate, cpu_use_ms and active_use_seconds |
| 652 | // can be zero. Avoid division by zero. |
| 653 | if (cpu_use_ms > 0) { |
| 654 | // Send the crash frequency since update in number of crashes per CPU year. |
| 655 | SendSample("Logging.KernelCrashesPerCpuYear", |
| 656 | crashes_count * kSecondsPerDay * 365 * 1000 / cpu_use_ms, |
| 657 | 1, |
| 658 | 1000 * 1000, // about one crash every 30s of CPU time |
| 659 | 100); |
| 660 | } |
| 661 | |
Ben Chan | f05ab40 | 2014-08-07 00:54:59 -0700 | [diff] [blame] | 662 | int64_t active_use_seconds = version_cumulative_active_use_->Get(); |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 663 | if (active_use_seconds > 0) { |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 664 | SendSample(version_cumulative_active_use_->Name(), |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 665 | active_use_seconds, |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 666 | 1, // device may be used very little... |
| 667 | 8 * 1000 * 1000, // ... or a lot (about 90 days) |
| 668 | 100); |
Luigi Semenzato | ba0c65d | 2014-03-17 12:28:38 -0700 | [diff] [blame] | 669 | // Same as above, but per year of active time. |
| 670 | SendSample("Logging.KernelCrashesPerActiveYear", |
| 671 | crashes_count * kSecondsPerDay * 365 / active_use_seconds, |
| 672 | 1, |
| 673 | 1000 * 1000, // about one crash every 30s of active time |
| 674 | 100); |
| 675 | } |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 676 | } |
| 677 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 678 | void MetricsCollector::SendAndResetDailyUseSample( |
Bertrand SIMONNET | 6c9fbb9 | 2015-12-21 14:56:40 -0800 | [diff] [blame] | 679 | const unique_ptr<PersistentInteger>& use) { |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 680 | SendSample(use->Name(), |
| 681 | use->GetAndClear(), |
| 682 | 1, // value of first bucket |
| 683 | kSecondsPerDay, // value of last bucket |
| 684 | 50); // number of buckets |
| 685 | } |
| 686 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 687 | void MetricsCollector::SendAndResetCrashIntervalSample( |
Bertrand SIMONNET | 6c9fbb9 | 2015-12-21 14:56:40 -0800 | [diff] [blame] | 688 | const unique_ptr<PersistentInteger>& interval) { |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 689 | SendSample(interval->Name(), |
| 690 | interval->GetAndClear(), |
| 691 | 1, // value of first bucket |
| 692 | 4 * kSecondsPerWeek, // value of last bucket |
| 693 | 50); // number of buckets |
| 694 | } |
| 695 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 696 | void MetricsCollector::SendAndResetCrashFrequencySample( |
Bertrand SIMONNET | 6c9fbb9 | 2015-12-21 14:56:40 -0800 | [diff] [blame] | 697 | const unique_ptr<PersistentInteger>& frequency) { |
Luigi Semenzato | 2fd51cc | 2014-02-26 11:53:16 -0800 | [diff] [blame] | 698 | SendSample(frequency->Name(), |
| 699 | frequency->GetAndClear(), |
| 700 | 1, // value of first bucket |
| 701 | 100, // value of last bucket |
| 702 | 50); // number of buckets |
| 703 | } |
| 704 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 705 | void MetricsCollector::SendLinearSample(const string& name, int sample, |
| 706 | int max, int nbuckets) { |
Luigi Semenzato | 29c7ef9 | 2011-04-12 14:12:35 -0700 | [diff] [blame] | 707 | // TODO(semenzato): add a proper linear histogram to the Chrome external |
| 708 | // metrics API. |
| 709 | LOG_IF(FATAL, nbuckets != max + 1) << "unsupported histogram scale"; |
| 710 | metrics_lib_->SendEnumToUMA(name, sample, max); |
| 711 | } |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 712 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 713 | void MetricsCollector::UpdateStats(TimeTicks now_ticks, |
| 714 | Time now_wall_time) { |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 715 | const int elapsed_seconds = (now_ticks - last_update_stats_time_).InSeconds(); |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 716 | daily_active_use_->Add(elapsed_seconds); |
| 717 | version_cumulative_active_use_->Add(elapsed_seconds); |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 718 | user_crash_interval_->Add(elapsed_seconds); |
| 719 | kernel_crash_interval_->Add(elapsed_seconds); |
Bertrand SIMONNET | 0ada2ca | 2015-11-02 14:08:44 -0800 | [diff] [blame] | 720 | TimeDelta cpu_use = cpu_usage_collector_->GetCumulativeCpuUse(); |
| 721 | version_cumulative_cpu_use_->Add( |
| 722 | (cpu_use - latest_cpu_use_microseconds_).InMilliseconds()); |
| 723 | latest_cpu_use_microseconds_ = cpu_use; |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 724 | last_update_stats_time_ = now_ticks; |
| 725 | |
| 726 | const TimeDelta since_epoch = now_wall_time - Time::UnixEpoch(); |
| 727 | const int day = since_epoch.InDays(); |
| 728 | const int week = day / 7; |
| 729 | |
| 730 | if (daily_cycle_->Get() != day) { |
| 731 | daily_cycle_->Set(day); |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 732 | SendAndResetDailyUseSample(daily_active_use_); |
| 733 | SendAndResetCrashFrequencySample(any_crashes_daily_count_); |
| 734 | SendAndResetCrashFrequencySample(user_crashes_daily_count_); |
| 735 | SendAndResetCrashFrequencySample(kernel_crashes_daily_count_); |
| 736 | SendAndResetCrashFrequencySample(unclean_shutdowns_daily_count_); |
Luigi Semenzato | e5883fa | 2014-04-18 17:00:35 -0700 | [diff] [blame] | 737 | SendKernelCrashesCumulativeCountStats(); |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 738 | } |
| 739 | |
| 740 | if (weekly_cycle_->Get() != week) { |
| 741 | weekly_cycle_->Set(week); |
Bertrand SIMONNET | 2d03783 | 2015-09-16 17:11:51 -0700 | [diff] [blame] | 742 | SendAndResetCrashFrequencySample(any_crashes_weekly_count_); |
| 743 | SendAndResetCrashFrequencySample(user_crashes_weekly_count_); |
| 744 | SendAndResetCrashFrequencySample(kernel_crashes_weekly_count_); |
| 745 | SendAndResetCrashFrequencySample(unclean_shutdowns_weekly_count_); |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 746 | } |
| 747 | } |
| 748 | |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 749 | void MetricsCollector::HandleUpdateStatsTimeout() { |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 750 | UpdateStats(TimeTicks::Now(), Time::Now()); |
| 751 | base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
Bertrand SIMONNET | 608e428 | 2015-11-12 17:52:17 -0800 | [diff] [blame] | 752 | base::Bind(&MetricsCollector::HandleUpdateStatsTimeout, |
Alex Vakulenko | 53ca76f | 2015-12-29 15:02:00 -0800 | [diff] [blame] | 753 | weak_ptr_factory_.GetWeakPtr()), |
Steve Fung | e86591e | 2014-12-01 13:38:21 -0800 | [diff] [blame] | 754 | base::TimeDelta::FromMilliseconds(kUpdateStatsIntervalMs)); |
Daniel Erat | c83975a | 2014-04-04 08:53:44 -0700 | [diff] [blame] | 755 | } |