Method getStats

cachelib/interface/components/FlashCacheComponent.cpp:691–711

}

CacheComponentStats FlashCacheComponent::getStats() const noexcept {
  CacheComponentStats stats(*stats_);

  // Populate find throughput from BlockCache's counters
  stats.find_.throughput_.calls_ = cache_->lookupCount_.get();
  stats.find_.throughput_.hits_ = cache_->succLookupCount_.get();
  stats.find_.throughput_.misses_ =
      stats.find_.throughput_.calls_ - stats.find_.throughput_.hits_;

  coroToFiberLatency_->visitQuantileEstimator(
      stats.extraStats_.createCountVisitor(), "coro_to_fiber_hop_latency_ns");
  cache_->getCounters(stats.extraStats_.createCountVisitor());

  // Populate numItems from BlockCache's index
  auto it = stats.extraStats_.getCounts().find("navy_bc_items");
  if (it != stats.extraStats_.getCounts().end()) {
    stats.numItems = static_cast<size_t>(it->second);
  }

  return stats;
}

// ============================================================================
// ConsistentFlashCacheComponent