Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 | |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 17 | #define DEBUG true // STOPSHIP if true |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 18 | #include "Log.h" |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 19 | |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 20 | #include "CountMetricProducer.h" |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 21 | #include "guardrail/StatsdStats.h" |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 22 | #include "stats_util.h" |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 23 | |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 24 | #include <limits.h> |
| 25 | #include <stdlib.h> |
| 26 | |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 27 | using android::util::FIELD_COUNT_REPEATED; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 28 | using android::util::FIELD_TYPE_BOOL; |
| 29 | using android::util::FIELD_TYPE_FLOAT; |
| 30 | using android::util::FIELD_TYPE_INT32; |
| 31 | using android::util::FIELD_TYPE_INT64; |
| 32 | using android::util::FIELD_TYPE_MESSAGE; |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 33 | using android::util::FIELD_TYPE_STRING; |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 34 | using android::util::ProtoOutputStream; |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 35 | using std::map; |
| 36 | using std::string; |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 37 | using std::unordered_map; |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 38 | using std::vector; |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 39 | |
| 40 | namespace android { |
| 41 | namespace os { |
| 42 | namespace statsd { |
| 43 | |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 44 | // for StatsLogReport |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 45 | const int FIELD_ID_NAME = 1; |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 46 | const int FIELD_ID_START_REPORT_NANOS = 2; |
| 47 | const int FIELD_ID_END_REPORT_NANOS = 3; |
| 48 | const int FIELD_ID_COUNT_METRICS = 5; |
| 49 | // for CountMetricDataWrapper |
| 50 | const int FIELD_ID_DATA = 1; |
| 51 | // for CountMetricData |
| 52 | const int FIELD_ID_DIMENSION = 1; |
| 53 | const int FIELD_ID_BUCKET_INFO = 2; |
| 54 | // for KeyValuePair |
| 55 | const int FIELD_ID_KEY = 1; |
| 56 | const int FIELD_ID_VALUE_STR = 2; |
| 57 | const int FIELD_ID_VALUE_INT = 3; |
| 58 | const int FIELD_ID_VALUE_BOOL = 4; |
| 59 | const int FIELD_ID_VALUE_FLOAT = 5; |
| 60 | // for CountBucketInfo |
| 61 | const int FIELD_ID_START_BUCKET_NANOS = 1; |
| 62 | const int FIELD_ID_END_BUCKET_NANOS = 2; |
| 63 | const int FIELD_ID_COUNT = 3; |
| 64 | |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 65 | CountMetricProducer::CountMetricProducer(const ConfigKey& key, const CountMetric& metric, |
| 66 | const int conditionIndex, |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 67 | const sp<ConditionWizard>& wizard, |
| 68 | const uint64_t startTimeNs) |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 69 | : MetricProducer(key, startTimeNs, conditionIndex, wizard), mMetric(metric) { |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 70 | // TODO: evaluate initial conditions. and set mConditionMet. |
| 71 | if (metric.has_bucket() && metric.bucket().has_bucket_size_millis()) { |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 72 | mBucketSizeNs = metric.bucket().bucket_size_millis() * 1000 * 1000; |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 73 | } else { |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 74 | mBucketSizeNs = LLONG_MAX; |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 75 | } |
| 76 | |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 77 | // TODO: use UidMap if uid->pkg_name is required |
| 78 | mDimension.insert(mDimension.begin(), metric.dimension().begin(), metric.dimension().end()); |
| 79 | |
| 80 | if (metric.links().size() > 0) { |
| 81 | mConditionLinks.insert(mConditionLinks.begin(), metric.links().begin(), |
| 82 | metric.links().end()); |
| 83 | mConditionSliced = true; |
| 84 | } |
| 85 | |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 86 | VLOG("metric %s created. bucket size %lld start_time: %lld", metric.name().c_str(), |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 87 | (long long)mBucketSizeNs, (long long)mStartTimeNs); |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 88 | } |
| 89 | |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 90 | CountMetricProducer::~CountMetricProducer() { |
| 91 | VLOG("~CountMetricProducer() called"); |
| 92 | } |
| 93 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 94 | void CountMetricProducer::onSlicedConditionMayChangeLocked(const uint64_t eventTime) { |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 95 | VLOG("Metric %s onSlicedConditionMayChange", mMetric.name().c_str()); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 96 | } |
| 97 | |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 98 | void CountMetricProducer::onDumpReportLocked(const uint64_t dumpTimeNs, |
| 99 | ProtoOutputStream* protoOutput) { |
| 100 | flushIfNeededLocked(dumpTimeNs); |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 101 | |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 102 | protoOutput->write(FIELD_TYPE_STRING | FIELD_ID_NAME, mMetric.name()); |
| 103 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_REPORT_NANOS, (long long)mStartTimeNs); |
| 104 | long long protoToken = protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_ID_COUNT_METRICS); |
| 105 | |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 106 | VLOG("metric %s dump report now...", mMetric.name().c_str()); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 107 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 108 | for (const auto& counter : mPastBuckets) { |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 109 | const HashableDimensionKey& hashableKey = counter.first; |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 110 | VLOG(" dimension key %s", hashableKey.c_str()); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 111 | auto it = mDimensionKeyMap.find(hashableKey); |
| 112 | if (it == mDimensionKeyMap.end()) { |
| 113 | ALOGE("Dimension key %s not found?!?! skip...", hashableKey.c_str()); |
| 114 | continue; |
| 115 | } |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 116 | long long wrapperToken = |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 117 | protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DATA); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 118 | |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 119 | // First fill dimension (KeyValuePairs). |
| 120 | for (const auto& kv : it->second) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 121 | long long dimensionToken = protoOutput->start( |
| 122 | FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DIMENSION); |
| 123 | protoOutput->write(FIELD_TYPE_INT32 | FIELD_ID_KEY, kv.key()); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 124 | if (kv.has_value_str()) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 125 | protoOutput->write(FIELD_TYPE_STRING | FIELD_ID_VALUE_STR, kv.value_str()); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 126 | } else if (kv.has_value_int()) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 127 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_VALUE_INT, kv.value_int()); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 128 | } else if (kv.has_value_bool()) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 129 | protoOutput->write(FIELD_TYPE_BOOL | FIELD_ID_VALUE_BOOL, kv.value_bool()); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 130 | } else if (kv.has_value_float()) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 131 | protoOutput->write(FIELD_TYPE_FLOAT | FIELD_ID_VALUE_FLOAT, kv.value_float()); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 132 | } |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 133 | protoOutput->end(dimensionToken); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | // Then fill bucket_info (CountBucketInfo). |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 137 | for (const auto& bucket : counter.second) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 138 | long long bucketInfoToken = protoOutput->start( |
| 139 | FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_BUCKET_INFO); |
| 140 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_BUCKET_NANOS, |
| 141 | (long long)bucket.mBucketStartNs); |
| 142 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_END_BUCKET_NANOS, |
| 143 | (long long)bucket.mBucketEndNs); |
| 144 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_COUNT, (long long)bucket.mCount); |
| 145 | protoOutput->end(bucketInfoToken); |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 146 | VLOG("\t bucket [%lld - %lld] count: %lld", (long long)bucket.mBucketStartNs, |
| 147 | (long long)bucket.mBucketEndNs, (long long)bucket.mCount); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 148 | } |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 149 | protoOutput->end(wrapperToken); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 150 | } |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 151 | |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 152 | protoOutput->end(protoToken); |
| 153 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_END_REPORT_NANOS, (long long)dumpTimeNs); |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 154 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 155 | mPastBuckets.clear(); |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 156 | mStartTimeNs = mCurrentBucketStartTimeNs; |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 157 | |
| 158 | // TODO: Clear mDimensionKeyMap once the report is dumped. |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 159 | } |
| 160 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 161 | void CountMetricProducer::onConditionChangedLocked(const bool conditionMet, |
| 162 | const uint64_t eventTime) { |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 163 | VLOG("Metric %s onConditionChanged", mMetric.name().c_str()); |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 164 | mCondition = conditionMet; |
| 165 | } |
| 166 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 167 | bool CountMetricProducer::hitGuardRailLocked(const HashableDimensionKey& newKey) { |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 168 | if (mCurrentSlicedCounter->find(newKey) != mCurrentSlicedCounter->end()) { |
| 169 | return false; |
| 170 | } |
| 171 | // ===========GuardRail============== |
| 172 | // 1. Report the tuple count if the tuple count > soft limit |
| 173 | if (mCurrentSlicedCounter->size() > StatsdStats::kDimensionKeySizeSoftLimit - 1) { |
| 174 | size_t newTupleCount = mCurrentSlicedCounter->size() + 1; |
| 175 | StatsdStats::getInstance().noteMetricDimensionSize(mConfigKey, mMetric.name(), |
| 176 | newTupleCount); |
| 177 | // 2. Don't add more tuples, we are above the allowed threshold. Drop the data. |
| 178 | if (newTupleCount > StatsdStats::kDimensionKeySizeHardLimit) { |
| 179 | ALOGE("CountMetric %s dropping data for dimension key %s", mMetric.name().c_str(), |
| 180 | newKey.c_str()); |
| 181 | return true; |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | return false; |
| 186 | } |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 187 | |
| 188 | void CountMetricProducer::onMatchedLogEventInternalLocked( |
Yao Chen | b704177 | 2017-10-20 16:59:25 -0700 | [diff] [blame] | 189 | const size_t matcherIndex, const HashableDimensionKey& eventKey, |
| 190 | const map<string, HashableDimensionKey>& conditionKey, bool condition, |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame^] | 191 | const LogEvent& event) { |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 192 | uint64_t eventTimeNs = event.GetTimestampNs(); |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 193 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 194 | flushIfNeededLocked(eventTimeNs); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 195 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 196 | if (condition == false) { |
Yao Chen | b704177 | 2017-10-20 16:59:25 -0700 | [diff] [blame] | 197 | return; |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 198 | } |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 199 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 200 | auto it = mCurrentSlicedCounter->find(eventKey); |
| 201 | |
| 202 | if (it == mCurrentSlicedCounter->end()) { |
| 203 | // ===========GuardRail============== |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 204 | if (hitGuardRailLocked(eventKey)) { |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 205 | return; |
| 206 | } |
| 207 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 208 | // create a counter for the new key |
| 209 | (*mCurrentSlicedCounter)[eventKey] = 1; |
| 210 | } else { |
| 211 | // increment the existing value |
| 212 | auto& count = it->second; |
| 213 | count++; |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 214 | } |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 215 | |
| 216 | for (auto& tracker : mAnomalyTrackers) { |
| 217 | tracker->detectAndDeclareAnomaly(eventTimeNs, mCurrentBucketNum, eventKey, |
| 218 | mCurrentSlicedCounter->find(eventKey)->second); |
| 219 | } |
| 220 | |
| 221 | VLOG("metric %s %s->%lld", mMetric.name().c_str(), eventKey.c_str(), |
| 222 | (long long)(*mCurrentSlicedCounter)[eventKey]); |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 223 | } |
| 224 | |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 225 | // When a new matched event comes in, we check if event falls into the current |
| 226 | // bucket. If not, flush the old counter to past buckets and initialize the new bucket. |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 227 | void CountMetricProducer::flushIfNeededLocked(const uint64_t& eventTimeNs) { |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 228 | if (eventTimeNs < mCurrentBucketStartTimeNs + mBucketSizeNs) { |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 229 | return; |
| 230 | } |
| 231 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 232 | CountBucket info; |
| 233 | info.mBucketStartNs = mCurrentBucketStartTimeNs; |
| 234 | info.mBucketEndNs = mCurrentBucketStartTimeNs + mBucketSizeNs; |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 235 | info.mBucketNum = mCurrentBucketNum; |
Yang Lu | 3eba621 | 2017-10-25 19:54:45 -0700 | [diff] [blame] | 236 | for (const auto& counter : *mCurrentSlicedCounter) { |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 237 | info.mCount = counter.second; |
| 238 | auto& bucketList = mPastBuckets[counter.first]; |
| 239 | bucketList.push_back(info); |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 240 | VLOG("metric %s, dump key value: %s -> %lld", mMetric.name().c_str(), counter.first.c_str(), |
| 241 | (long long)counter.second); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 242 | } |
| 243 | |
Yang Lu | 3eba621 | 2017-10-25 19:54:45 -0700 | [diff] [blame] | 244 | for (auto& tracker : mAnomalyTrackers) { |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 245 | tracker->addPastBucket(mCurrentSlicedCounter, mCurrentBucketNum); |
Yang Lu | 3eba621 | 2017-10-25 19:54:45 -0700 | [diff] [blame] | 246 | } |
Bookatz | d3606c7 | 2017-10-19 10:13:49 -0700 | [diff] [blame] | 247 | |
Yang Lu | 3eba621 | 2017-10-25 19:54:45 -0700 | [diff] [blame] | 248 | // Reset counters (do not clear, since the old one is still referenced in mAnomalyTrackers). |
| 249 | mCurrentSlicedCounter = std::make_shared<DimToValMap>(); |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 250 | uint64_t numBucketsForward = (eventTimeNs - mCurrentBucketStartTimeNs) / mBucketSizeNs; |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 251 | mCurrentBucketStartTimeNs = mCurrentBucketStartTimeNs + numBucketsForward * mBucketSizeNs; |
Yang Lu | 3eba621 | 2017-10-25 19:54:45 -0700 | [diff] [blame] | 252 | mCurrentBucketNum += numBucketsForward; |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 253 | VLOG("metric %s: new bucket start time: %lld", mMetric.name().c_str(), |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 254 | (long long)mCurrentBucketStartTimeNs); |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 255 | } |
| 256 | |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 257 | // Rough estimate of CountMetricProducer buffer stored. This number will be |
| 258 | // greater than actual data size as it contains each dimension of |
| 259 | // CountMetricData is duplicated. |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 260 | size_t CountMetricProducer::byteSizeLocked() const { |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 261 | size_t totalSize = 0; |
| 262 | for (const auto& pair : mPastBuckets) { |
| 263 | totalSize += pair.second.size() * kBucketSize; |
| 264 | } |
| 265 | return totalSize; |
yro | 69007c8 | 2017-10-26 20:42:57 -0700 | [diff] [blame] | 266 | } |
| 267 | |
Yao Chen | 44cf27c | 2017-09-14 22:32:50 -0700 | [diff] [blame] | 268 | } // namespace statsd |
| 269 | } // namespace os |
yro | 69007c8 | 2017-10-26 20:42:57 -0700 | [diff] [blame] | 270 | } // namespace android |