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/*
* Copyright (C) 2018 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 <pixelstats/StatsHelper.h>
#include <pixelstats/SysfsCollector.h>
#define LOG_TAG "pixelstats-vendor"
#include <android-base/file.h>
#include <android-base/parseint.h>
#include <android-base/properties.h>
#include <android-base/strings.h>
#include <android/binder_manager.h>
#include <utils/Log.h>
#include <utils/Timers.h>
#include <mntent.h>
#include <sys/timerfd.h>
#include <cinttypes>
#include <string>
namespace android {
namespace hardware {
namespace google {
namespace pixel {
using aidl::android::frameworks::stats::VendorAtom;
using aidl::android::frameworks::stats::VendorAtomValue;
using android::base::ReadFileToString;
using android::base::StartsWith;
using android::base::WriteStringToFile;
using android::hardware::google::pixel::PixelAtoms::BatteryCapacity;
using android::hardware::google::pixel::PixelAtoms::BootStatsInfo;
using android::hardware::google::pixel::PixelAtoms::F2fsCompressionInfo;
using android::hardware::google::pixel::PixelAtoms::F2fsStatsInfo;
using android::hardware::google::pixel::PixelAtoms::F2fsGcSegmentInfo;
using android::hardware::google::pixel::PixelAtoms::StorageUfsHealth;
using android::hardware::google::pixel::PixelAtoms::StorageUfsResetCount;
using android::hardware::google::pixel::PixelAtoms::VendorChargeCycles;
using android::hardware::google::pixel::PixelAtoms::VendorHardwareFailed;
using android::hardware::google::pixel::PixelAtoms::VendorSlowIo;
using android::hardware::google::pixel::PixelAtoms::VendorSpeakerImpedance;
using android::hardware::google::pixel::PixelAtoms::VendorSpeechDspStat;
using android::hardware::google::pixel::PixelAtoms::ZramBdStat;
using android::hardware::google::pixel::PixelAtoms::ZramMmStat;
SysfsCollector::SysfsCollector(const struct SysfsPaths &sysfs_paths)
: kSlowioReadCntPath(sysfs_paths.SlowioReadCntPath),
kSlowioWriteCntPath(sysfs_paths.SlowioWriteCntPath),
kSlowioUnmapCntPath(sysfs_paths.SlowioUnmapCntPath),
kSlowioSyncCntPath(sysfs_paths.SlowioSyncCntPath),
kCycleCountBinsPath(sysfs_paths.CycleCountBinsPath),
kImpedancePath(sysfs_paths.ImpedancePath),
kCodecPath(sysfs_paths.CodecPath),
kCodec1Path(sysfs_paths.Codec1Path),
kSpeechDspPath(sysfs_paths.SpeechDspPath),
kBatteryCapacityCC(sysfs_paths.BatteryCapacityCC),
kBatteryCapacityVFSOC(sysfs_paths.BatteryCapacityVFSOC),
kUFSLifetimeA(sysfs_paths.UFSLifetimeA),
kUFSLifetimeB(sysfs_paths.UFSLifetimeB),
kUFSLifetimeC(sysfs_paths.UFSLifetimeC),
kUFSHostResetPath(sysfs_paths.UFSHostResetPath),
kF2fsStatsPath(sysfs_paths.F2fsStatsPath),
kZramMmStatPath("/sys/block/zram0/mm_stat"),
kZramBdStatPath("/sys/block/zram0/bd_stat"),
kEEPROMPath(sysfs_paths.EEPROMPath),
kPowerMitigationStatsPath(sysfs_paths.MitigationPath) {}
bool SysfsCollector::ReadFileToInt(const std::string &path, int *val) {
return ReadFileToInt(path.c_str(), val);
}
bool SysfsCollector::ReadFileToInt(const char *const path, int *val) {
std::string file_contents;
if (!ReadFileToString(path, &file_contents)) {
ALOGE("Unable to read %s - %s", path, strerror(errno));
return false;
} else if (StartsWith(file_contents, "0x")) {
if (sscanf(file_contents.c_str(), "0x%x", val) != 1) {
ALOGE("Unable to convert %s to hex - %s", path, strerror(errno));
return false;
}
} else if (sscanf(file_contents.c_str(), "%d", val) != 1) {
ALOGE("Unable to convert %s to int - %s", path, strerror(errno));
return false;
}
return true;
}
/**
* Read the contents of kCycleCountBinsPath and report them via IStats HAL.
* The contents are expected to be N buckets total, the nth of which indicates the
* number of times battery %-full has been increased with the n/N% full bucket.
*/
void SysfsCollector::logBatteryChargeCycles(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
int val;
if (kCycleCountBinsPath == nullptr || strlen(kCycleCountBinsPath) == 0) {
ALOGV("Battery charge cycle path not specified");
return;
}
if (!ReadFileToString(kCycleCountBinsPath, &file_contents)) {
ALOGE("Unable to read battery charge cycles %s - %s", kCycleCountBinsPath, strerror(errno));
return;
}
const int32_t kChargeCyclesBucketsCount =
VendorChargeCycles::kCycleBucket10FieldNumber - kVendorAtomOffset + 1;
std::vector<int32_t> charge_cycles;
std::stringstream stream(file_contents);
while (stream >> val) {
charge_cycles.push_back(val);
}
if (charge_cycles.size() > kChargeCyclesBucketsCount) {
ALOGW("Got excessive battery charge cycles count %" PRIu64,
static_cast<uint64_t>(charge_cycles.size()));
} else {
// Push 0 for buckets that do not exist.
for (int bucketIdx = charge_cycles.size(); bucketIdx < kChargeCyclesBucketsCount;
++bucketIdx) {
charge_cycles.push_back(0);
}
}
std::replace(file_contents.begin(), file_contents.end(), ' ', ',');
reportChargeCycles(stats_client, charge_cycles);
}
/**
* Read the contents of kEEPROMPath and report them.
*/
void SysfsCollector::logBatteryEEPROM(const std::shared_ptr<IStats> &stats_client) {
if (kEEPROMPath == nullptr || strlen(kEEPROMPath) == 0) {
ALOGV("Battery EEPROM path not specified");
return;
}
battery_EEPROM_reporter_.checkAndReport(stats_client, kEEPROMPath);
}
/**
* Check the codec for failures over the past 24hr.
*/
void SysfsCollector::logCodecFailed(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kCodecPath == nullptr || strlen(kCodecPath) == 0) {
ALOGV("Audio codec path not specified");
return;
}
if (!ReadFileToString(kCodecPath, &file_contents)) {
ALOGE("Unable to read codec state %s - %s", kCodecPath, strerror(errno));
return;
}
if (file_contents == "0") {
return;
} else {
VendorHardwareFailed failure;
failure.set_hardware_type(VendorHardwareFailed::HARDWARE_FAILED_CODEC);
failure.set_hardware_location(0);
failure.set_failure_code(VendorHardwareFailed::COMPLETE);
reportHardwareFailed(stats_client, failure);
}
}
/**
* Check the codec1 for failures over the past 24hr.
*/
void SysfsCollector::logCodec1Failed(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kCodec1Path == nullptr || strlen(kCodec1Path) == 0) {
ALOGV("Audio codec1 path not specified");
return;
}
if (!ReadFileToString(kCodec1Path, &file_contents)) {
ALOGE("Unable to read codec1 state %s - %s", kCodec1Path, strerror(errno));
return;
}
if (file_contents == "0") {
return;
} else {
ALOGE("%s report hardware fail", kCodec1Path);
VendorHardwareFailed failure;
failure.set_hardware_type(VendorHardwareFailed::HARDWARE_FAILED_CODEC);
failure.set_hardware_location(1);
failure.set_failure_code(VendorHardwareFailed::COMPLETE);
reportHardwareFailed(stats_client, failure);
}
}
void SysfsCollector::reportSlowIoFromFile(const std::shared_ptr<IStats> &stats_client,
const char *path,
const VendorSlowIo::IoOperation &operation_s) {
std::string file_contents;
if (path == nullptr || strlen(path) == 0) {
ALOGV("slow_io path not specified");
return;
}
if (!ReadFileToString(path, &file_contents)) {
ALOGE("Unable to read slowio %s - %s", path, strerror(errno));
return;
} else {
int32_t slow_io_count = 0;
if (sscanf(file_contents.c_str(), "%d", &slow_io_count) != 1) {
ALOGE("Unable to parse %s from file %s to int.", file_contents.c_str(), path);
} else if (slow_io_count > 0) {
VendorSlowIo slow_io;
slow_io.set_operation(operation_s);
slow_io.set_count(slow_io_count);
reportSlowIo(stats_client, slow_io);
}
// Clear the stats
if (!android::base::WriteStringToFile("0", path, true)) {
ALOGE("Unable to clear SlowIO entry %s - %s", path, strerror(errno));
}
}
}
/**
* Check for slow IO operations.
*/
void SysfsCollector::logSlowIO(const std::shared_ptr<IStats> &stats_client) {
reportSlowIoFromFile(stats_client, kSlowioReadCntPath, VendorSlowIo::READ);
reportSlowIoFromFile(stats_client, kSlowioWriteCntPath, VendorSlowIo::WRITE);
reportSlowIoFromFile(stats_client, kSlowioUnmapCntPath, VendorSlowIo::UNMAP);
reportSlowIoFromFile(stats_client, kSlowioSyncCntPath, VendorSlowIo::SYNC);
}
/**
* Report the last-detected impedance of left & right speakers.
*/
void SysfsCollector::logSpeakerImpedance(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kImpedancePath == nullptr || strlen(kImpedancePath) == 0) {
ALOGV("Audio impedance path not specified");
return;
}
if (!ReadFileToString(kImpedancePath, &file_contents)) {
ALOGE("Unable to read impedance path %s", kImpedancePath);
return;
}
float left, right;
if (sscanf(file_contents.c_str(), "%g,%g", &left, &right) != 2) {
ALOGE("Unable to parse speaker impedance %s", file_contents.c_str());
return;
}
VendorSpeakerImpedance left_obj;
left_obj.set_speaker_location(0);
left_obj.set_impedance(static_cast<int32_t>(left * 1000));
VendorSpeakerImpedance right_obj;
right_obj.set_speaker_location(1);
right_obj.set_impedance(static_cast<int32_t>(right * 1000));
reportSpeakerImpedance(stats_client, left_obj);
reportSpeakerImpedance(stats_client, right_obj);
}
/**
* Report the Speech DSP state.
*/
void SysfsCollector::logSpeechDspStat(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kSpeechDspPath == nullptr || strlen(kSpeechDspPath) == 0) {
ALOGV("Speech DSP path not specified");
return;
}
if (!ReadFileToString(kSpeechDspPath, &file_contents)) {
ALOGE("Unable to read speech dsp path %s", kSpeechDspPath);
return;
}
int32_t up_time = 0, down_time = 0, crash_count = 0, recover_count = 0;
if (sscanf(file_contents.c_str(), "%d,%d,%d,%d", &up_time, &down_time, &crash_count,
&recover_count) != 4) {
ALOGE("Unable to parse speech dsp stat %s", file_contents.c_str());
return;
}
ALOGD("SpeechDSP uptime %d downtime %d crashcount %d recovercount %d", up_time, down_time,
crash_count, recover_count);
VendorSpeechDspStat dsp_stat;
dsp_stat.set_total_uptime_millis(up_time);
dsp_stat.set_total_downtime_millis(down_time);
dsp_stat.set_total_crash_count(crash_count);
dsp_stat.set_total_recover_count(recover_count);
reportSpeechDspStat(stats_client, dsp_stat);
}
void SysfsCollector::logBatteryCapacity(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kBatteryCapacityCC == nullptr || strlen(kBatteryCapacityCC) == 0) {
ALOGV("Battery Capacity CC path not specified");
return;
}
if (kBatteryCapacityVFSOC == nullptr || strlen(kBatteryCapacityVFSOC) == 0) {
ALOGV("Battery Capacity VFSOC path not specified");
return;
}
int delta_cc_sum, delta_vfsoc_sum;
if (!ReadFileToInt(kBatteryCapacityCC, &delta_cc_sum) ||
!ReadFileToInt(kBatteryCapacityVFSOC, &delta_vfsoc_sum))
return;
// Load values array
std::vector<VendorAtomValue> values(2);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(delta_cc_sum);
values[BatteryCapacity::kDeltaCcSumFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(delta_vfsoc_sum);
values[BatteryCapacity::kDeltaVfsocSumFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kBatteryCapacity,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk())
ALOGE("Unable to report ChargeStats to Stats service");
}
void SysfsCollector::logUFSLifetime(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (kUFSLifetimeA == nullptr || strlen(kUFSLifetimeA) == 0) {
ALOGV("UFS lifetimeA path not specified");
return;
}
if (kUFSLifetimeB == nullptr || strlen(kUFSLifetimeB) == 0) {
ALOGV("UFS lifetimeB path not specified");
return;
}
if (kUFSLifetimeC == nullptr || strlen(kUFSLifetimeC) == 0) {
ALOGV("UFS lifetimeC path not specified");
return;
}
int lifetimeA = 0, lifetimeB = 0, lifetimeC = 0;
if (!ReadFileToInt(kUFSLifetimeA, &lifetimeA) ||
!ReadFileToInt(kUFSLifetimeB, &lifetimeB) ||
!ReadFileToInt(kUFSLifetimeC, &lifetimeC)) {
ALOGE("Unable to read UFS lifetime : %s", strerror(errno));
return;
}
// Load values array
std::vector<VendorAtomValue> values(3);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(lifetimeA);
values[StorageUfsHealth::kLifetimeAFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(lifetimeB);
values[StorageUfsHealth::kLifetimeBFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(lifetimeC);
values[StorageUfsHealth::kLifetimeCFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kStorageUfsHealth,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report UfsHealthStat to Stats service");
}
}
void SysfsCollector::logUFSErrorStats(const std::shared_ptr<IStats> &stats_client) {
int host_reset_count;
if (kUFSHostResetPath == nullptr || strlen(kUFSHostResetPath) == 0) {
ALOGV("UFS host reset count specified");
return;
}
if (!ReadFileToInt(kUFSHostResetPath, &host_reset_count)) {
ALOGE("Unable to read host reset count");
return;
}
// Load values array
std::vector<VendorAtomValue> values(1);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(host_reset_count);
values[StorageUfsResetCount::kHostResetCountFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kUfsResetCount,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report UFS host reset count to Stats service");
}
}
static std::string getUserDataBlock() {
std::unique_ptr<std::FILE, int (*)(std::FILE*)> fp(setmntent("/proc/mounts", "re"), endmntent);
if (fp == nullptr) {
ALOGE("Error opening /proc/mounts");
return "";
}
mntent* mentry;
while ((mentry = getmntent(fp.get())) != nullptr) {
if (strcmp(mentry->mnt_dir, "/data") == 0) {
return std::string(basename(mentry->mnt_fsname));
}
}
return "";
}
void SysfsCollector::logF2fsStats(const std::shared_ptr<IStats> &stats_client) {
int dirty, free, cp_calls_fg, gc_calls_fg, moved_block_fg, vblocks;
int cp_calls_bg, gc_calls_bg, moved_block_bg;
if (kF2fsStatsPath == nullptr) {
ALOGE("F2fs stats path not specified");
return;
}
const std::string userdataBlock = getUserDataBlock();
const std::string kF2fsStatsDir = kF2fsStatsPath + userdataBlock;
if (!ReadFileToInt(kF2fsStatsDir + "/dirty_segments", &dirty)) {
ALOGV("Unable to read dirty segments");
}
if (!ReadFileToInt(kF2fsStatsDir + "/free_segments", &free)) {
ALOGV("Unable to read free segments");
}
if (!ReadFileToInt(kF2fsStatsDir + "/cp_foreground_calls", &cp_calls_fg)) {
ALOGV("Unable to read cp_foreground_calls");
}
if (!ReadFileToInt(kF2fsStatsDir + "/cp_background_calls", &cp_calls_bg)) {
ALOGV("Unable to read cp_background_calls");
}
if (!ReadFileToInt(kF2fsStatsDir + "/gc_foreground_calls", &gc_calls_fg)) {
ALOGV("Unable to read gc_foreground_calls");
}
if (!ReadFileToInt(kF2fsStatsDir + "/gc_background_calls", &gc_calls_bg)) {
ALOGV("Unable to read gc_background_calls");
}
if (!ReadFileToInt(kF2fsStatsDir + "/moved_blocks_foreground", &moved_block_fg)) {
ALOGV("Unable to read moved_blocks_foreground");
}
if (!ReadFileToInt(kF2fsStatsDir + "/moved_blocks_background", &moved_block_bg)) {
ALOGV("Unable to read moved_blocks_background");
}
if (!ReadFileToInt(kF2fsStatsDir + "/avg_vblocks", &vblocks)) {
ALOGV("Unable to read avg_vblocks");
}
// Load values array
std::vector<VendorAtomValue> values(9);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(dirty);
values[F2fsStatsInfo::kDirtySegmentsFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(free);
values[F2fsStatsInfo::kFreeSegmentsFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(cp_calls_fg);
values[F2fsStatsInfo::kCpCallsFgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(cp_calls_bg);
values[F2fsStatsInfo::kCpCallsBgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(gc_calls_fg);
values[F2fsStatsInfo::kGcCallsFgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(gc_calls_bg);
values[F2fsStatsInfo::kGcCallsBgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(moved_block_fg);
values[F2fsStatsInfo::kMovedBlocksFgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(moved_block_bg);
values[F2fsStatsInfo::kMovedBlocksBgFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(vblocks);
values[F2fsStatsInfo::kValidBlocksFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kF2FsStats,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report F2fs stats to Stats service");
}
}
void SysfsCollector::logF2fsCompressionInfo(const std::shared_ptr<IStats> &stats_client) {
int compr_written_blocks, compr_saved_blocks, compr_new_inodes;
if (kF2fsStatsPath == nullptr) {
ALOGV("F2fs stats path not specified");
return;
}
std::string userdataBlock = getUserDataBlock();
std::string path = kF2fsStatsPath + (userdataBlock + "/compr_written_block");
if (!ReadFileToInt(path, &compr_written_blocks)) {
ALOGE("Unable to read compression written blocks");
return;
}
path = kF2fsStatsPath + (userdataBlock + "/compr_saved_block");
if (!ReadFileToInt(path, &compr_saved_blocks)) {
ALOGE("Unable to read compression saved blocks");
return;
} else {
if (!WriteStringToFile(std::to_string(0), path)) {
ALOGE("Failed to write to file %s", path.c_str());
return;
}
}
path = kF2fsStatsPath + (userdataBlock + "/compr_new_inode");
if (!ReadFileToInt(path, &compr_new_inodes)) {
ALOGE("Unable to read compression new inodes");
return;
} else {
if (!WriteStringToFile(std::to_string(0), path)) {
ALOGE("Failed to write to file %s", path.c_str());
return;
}
}
// Load values array
std::vector<VendorAtomValue> values(3);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(compr_written_blocks);
values[F2fsCompressionInfo::kComprWrittenBlocksFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(compr_saved_blocks);
values[F2fsCompressionInfo::kComprSavedBlocksFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(compr_new_inodes);
values[F2fsCompressionInfo::kComprNewInodesFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kF2FsCompressionInfo,
.values = values};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report F2fs compression info to Stats service");
}
}
int SysfsCollector::getReclaimedSegments(const std::string &mode) {
std::string userDataStatsPath = kF2fsStatsPath + getUserDataBlock();
std::string gcSegmentModePath = userDataStatsPath + "/gc_segment_mode";
std::string gcReclaimedSegmentsPath = userDataStatsPath + "/gc_reclaimed_segments";
int reclaimed_segments;
if (!WriteStringToFile(mode, gcSegmentModePath)) {
ALOGE("Failed to change gc_segment_mode to %s", mode.c_str());
return -1;
}
if (!ReadFileToInt(gcReclaimedSegmentsPath, &reclaimed_segments)) {
ALOGE("GC mode(%s): Unable to read gc_reclaimed_segments", mode.c_str());
return -1;
}
if (!WriteStringToFile(std::to_string(0), gcReclaimedSegmentsPath)) {
ALOGE("GC mode(%s): Failed to reset gc_reclaimed_segments", mode.c_str());
return -1;
}
return reclaimed_segments;
}
void SysfsCollector::logF2fsGcSegmentInfo(const std::shared_ptr<IStats> &stats_client) {
int reclaimed_segments_normal, reclaimed_segments_urgent_high, reclaimed_segments_urgent_low;
std::string gc_normal_mode = std::to_string(0); // GC normal mode
std::string gc_urgent_high_mode = std::to_string(4); // GC urgent high mode
std::string gc_urgent_low_mode = std::to_string(5); // GC urgent low mode
if (kF2fsStatsPath == nullptr) {
ALOGV("F2fs stats path not specified");
return;
}
reclaimed_segments_normal = getReclaimedSegments(gc_normal_mode);
if (reclaimed_segments_normal == -1) return;
reclaimed_segments_urgent_high = getReclaimedSegments(gc_urgent_high_mode);
if (reclaimed_segments_urgent_high == -1) return;
reclaimed_segments_urgent_low = getReclaimedSegments(gc_urgent_low_mode);
if (reclaimed_segments_urgent_low == -1) return;
// Load values array
std::vector<VendorAtomValue> values(3);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(reclaimed_segments_normal);
values[F2fsGcSegmentInfo::kReclaimedSegmentsNormalFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(reclaimed_segments_urgent_high);
values[F2fsGcSegmentInfo::kReclaimedSegmentsUrgentHighFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(reclaimed_segments_urgent_low);
values[F2fsGcSegmentInfo::kReclaimedSegmentsUrgentLowFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kF2FsGcSegmentInfo,
.values = values};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report F2fs GC Segment info to Stats service");
}
}
void SysfsCollector::reportZramMmStat(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (!kZramMmStatPath) {
ALOGV("ZramMmStat path not specified");
return;
}
if (!ReadFileToString(kZramMmStatPath, &file_contents)) {
ALOGE("Unable to ZramMmStat %s - %s", kZramMmStatPath, strerror(errno));
return;
} else {
int64_t orig_data_size = 0;
int64_t compr_data_size = 0;
int64_t mem_used_total = 0;
int64_t mem_limit = 0;
int64_t max_used_total = 0;
int64_t same_pages = 0;
int64_t pages_compacted = 0;
int64_t huge_pages = 0;
int64_t huge_pages_since_boot = 0;
// huge_pages_since_boot may not exist according to kernel version.
// only check if the number of collected data is equal or larger then 8
if (sscanf(file_contents.c_str(),
"%" SCNd64 " %" SCNd64 " %" SCNd64 " %" SCNd64 " %" SCNd64 " %" SCNd64
" %" SCNd64 " %" SCNd64 " %" SCNd64,
&orig_data_size, &compr_data_size, &mem_used_total, &mem_limit, &max_used_total,
&same_pages, &pages_compacted, &huge_pages, &huge_pages_since_boot) < 8) {
ALOGE("Unable to parse ZramMmStat %s from file %s to int.",
file_contents.c_str(), kZramMmStatPath);
}
// Load values array.
// The size should be the same as the number of fields in ZramMmStat
std::vector<VendorAtomValue> values(6);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(orig_data_size);
values[ZramMmStat::kOrigDataSizeFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(compr_data_size);
values[ZramMmStat::kComprDataSizeFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(mem_used_total);
values[ZramMmStat::kMemUsedTotalFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(same_pages);
values[ZramMmStat::kSamePagesFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(huge_pages);
values[ZramMmStat::kHugePagesFieldNumber - kVendorAtomOffset] = tmp;
// Skip the first data to avoid a big spike in this accumulated value.
if (prev_huge_pages_since_boot_ == -1)
tmp.set<VendorAtomValue::intValue>(0);
else
tmp.set<VendorAtomValue::intValue>(huge_pages_since_boot - prev_huge_pages_since_boot_);
values[ZramMmStat::kHugePagesSinceBootFieldNumber - kVendorAtomOffset] = tmp;
prev_huge_pages_since_boot_ = huge_pages_since_boot;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kZramMmStat,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk())
ALOGE("Zram Unable to report ZramMmStat to Stats service");
}
}
void SysfsCollector::reportZramBdStat(const std::shared_ptr<IStats> &stats_client) {
std::string file_contents;
if (!kZramBdStatPath) {
ALOGV("ZramBdStat path not specified");
return;
}
if (!ReadFileToString(kZramBdStatPath, &file_contents)) {
ALOGE("Unable to ZramBdStat %s - %s", kZramBdStatPath, strerror(errno));
return;
} else {
int64_t bd_count = 0;
int64_t bd_reads = 0;
int64_t bd_writes = 0;
if (sscanf(file_contents.c_str(), "%" SCNd64 " %" SCNd64 " %" SCNd64,
&bd_count, &bd_reads, &bd_writes) != 3) {
ALOGE("Unable to parse ZramBdStat %s from file %s to int.",
file_contents.c_str(), kZramBdStatPath);
}
// Load values array
std::vector<VendorAtomValue> values(3);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(bd_count);
values[ZramBdStat::kBdCountFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(bd_reads);
values[ZramBdStat::kBdReadsFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(bd_writes);
values[ZramBdStat::kBdWritesFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kZramBdStat,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk())
ALOGE("Zram Unable to report ZramBdStat to Stats service");
}
}
void SysfsCollector::logZramStats(const std::shared_ptr<IStats> &stats_client) {
reportZramMmStat(stats_client);
reportZramBdStat(stats_client);
}
void SysfsCollector::logBootStats(const std::shared_ptr<IStats> &stats_client) {
int mounted_time_sec = 0;
if (kF2fsStatsPath == nullptr) {
ALOGE("F2fs stats path not specified");
return;
}
std::string userdataBlock = getUserDataBlock();
if (!ReadFileToInt(kF2fsStatsPath + (userdataBlock + "/mounted_time_sec"), &mounted_time_sec)) {
ALOGV("Unable to read mounted_time_sec");
return;
}
int fsck_time_ms = android::base::GetIntProperty("ro.boottime.init.fsck.data", 0);
int checkpoint_time_ms = android::base::GetIntProperty("ro.boottime.init.mount.data", 0);
if (fsck_time_ms == 0 && checkpoint_time_ms == 0) {
ALOGV("Not yet initialized");
return;
}
// Load values array
std::vector<VendorAtomValue> values(3);
VendorAtomValue tmp;
tmp.set<VendorAtomValue::intValue>(mounted_time_sec);
values[BootStatsInfo::kMountedTimeSecFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(fsck_time_ms / 1000);
values[BootStatsInfo::kFsckTimeSecFieldNumber - kVendorAtomOffset] = tmp;
tmp.set<VendorAtomValue::intValue>(checkpoint_time_ms / 1000);
values[BootStatsInfo::kCheckpointTimeSecFieldNumber - kVendorAtomOffset] = tmp;
// Send vendor atom to IStats HAL
VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
.atomId = PixelAtoms::Atom::kBootStats,
.values = std::move(values)};
const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
if (!ret.isOk()) {
ALOGE("Unable to report Boot stats to Stats service");
} else {
log_once_reported = true;
}
}
void SysfsCollector::logPerDay() {
const std::shared_ptr<IStats> stats_client = getStatsService();
if (!stats_client) {
ALOGE("Unable to get AIDL Stats service");
return;
}
// Collect once per service init; can be multiple due to service reinit
if (!log_once_reported) {
logBootStats(stats_client);
}
logBatteryCapacity(stats_client);
logBatteryChargeCycles(stats_client);
logBatteryEEPROM(stats_client);
logCodec1Failed(stats_client);
logCodecFailed(stats_client);
logF2fsStats(stats_client);
logF2fsCompressionInfo(stats_client);
logF2fsGcSegmentInfo(stats_client);
logSlowIO(stats_client);
logSpeakerImpedance(stats_client);
logSpeechDspStat(stats_client);
logUFSLifetime(stats_client);
logUFSErrorStats(stats_client);
logZramStats(stats_client);
mm_metrics_reporter_.logCmaStatus(stats_client);
mm_metrics_reporter_.logPixelMmMetricsPerDay(stats_client);
}
void SysfsCollector::logPerHour() {
const std::shared_ptr<IStats> stats_client = getStatsService();
if (!stats_client) {
ALOGE("Unable to get AIDL Stats service");
return;
}
mm_metrics_reporter_.logPixelMmMetricsPerHour(stats_client);
if (kPowerMitigationStatsPath != nullptr && strlen(kPowerMitigationStatsPath) > 0)
mitigation_stats_reporter_.logMitigationStatsPerHour(stats_client,
kPowerMitigationStatsPath);
}
/**
* Loop forever collecting stats from sysfs nodes and reporting them via
* IStats.
*/
void SysfsCollector::collect(void) {
int timerfd = timerfd_create(CLOCK_BOOTTIME, 0);
if (timerfd < 0) {
ALOGE("Unable to create timerfd - %s", strerror(errno));
return;
}
// Sleep for 30 seconds on launch to allow codec driver to load.
sleep(30);
// Collect first set of stats on boot.
logPerHour();
logPerDay();
// Set an one-hour timer.
struct itimerspec period;
const int kSecondsPerHour = 60 * 60;
int hours = 0;
period.it_interval.tv_sec = kSecondsPerHour;
period.it_interval.tv_nsec = 0;
period.it_value.tv_sec = kSecondsPerHour;
period.it_value.tv_nsec = 0;
if (timerfd_settime(timerfd, 0, &period, NULL)) {
ALOGE("Unable to set one hour timer - %s", strerror(errno));
return;
}
while (1) {
int readval;
do {
char buf[8];
errno = 0;
readval = read(timerfd, buf, sizeof(buf));
} while (readval < 0 && errno == EINTR);
if (readval < 0) {
ALOGE("Timerfd error - %s\n", strerror(errno));
return;
}
hours++;
logPerHour();
if (hours == 24) {
// Collect stats every 24hrs after.
logPerDay();
hours = 0;
}
}
}
} // namespace pixel
} // namespace google
} // namespace hardware
} // namespace android