Method updateStats

bolt/common/caching/AsyncDataCache.cpp:528–564

}

void CacheShard::updateStats(CacheStats& stats) {
  std::lock_guard<std::mutex> l(mutex_);
  for (auto& entry : entries_) {
    if (!entry || !entry->key_.fileNum.hasValue()) {
      ++stats.numEmptyEntries;
      continue;
    } else if (entry->isExclusive()) {
      stats.exclusivePinnedBytes +=
          entry->data().byteSize() + entry->tinyData_.capacity();
      ++stats.numExclusive;
    } else if (entry->isShared()) {
      stats.sharedPinnedBytes +=
          entry->data().byteSize() + entry->tinyData_.capacity();
      ++stats.numShared;
    }
    if (entry->isPrefetch_) {
      ++stats.numPrefetch;
      stats.prefetchBytes += entry->size();
    }
    ++stats.numEntries;
    stats.tinySize += entry->tinyData_.size();
    stats.tinyPadding += entry->tinyData_.capacity() - entry->tinyData_.size();
    if (entry->tinyData_.empty()) {
      stats.largeSize += entry->size_;
      stats.largePadding += entry->data_.byteSize() - entry->size_;
    }
  }
  stats.numHit += numHit_;
  stats.hitBytes += hitBytes_;
  stats.numNew += numNew_;
  stats.numEvict += numEvict_;
  stats.numEvictChecks += numEvictChecks_;
  stats.numWaitExclusive += numWaitExclusive_;
  stats.numAgedOut += numAgedOut_;
  stats.sumEvictScore += sumEvictScore_;
  stats.allocClocks += allocClocks_;
}

void CacheShard::appendSsdSaveable(std::vector<CachePin>& pins) {
  std::lock_guard<std::mutex> l(mutex_);