assertEquals(threadCount * operationsPerThread, releases.get());

        // Verify cache statistics
        String stats = BufferCache.getCacheStatistics();
        assertNotNull(stats, "Cache statistics should be available");
        System.out.println("Buffer Cache Stats: " + stats);
    }

    /**
     * Test encryption context performance without synchronization bottlenecks
     */
    @Test

   * the arithmetic mean of the population.
   *
   * @param values a nonempty series of values
   * @throws IllegalArgumentException if {@code values} is empty or contains any non-finite value
   * @deprecated Use {@link Stats#meanOf} instead, noting the less strict handling of non-finite
   *     values.
   */
  @Deprecated
  // com.google.common.math.DoubleUtils
  @GwtIncompatible
  public static double mean(double... values) {

      }
      min = Math.min(min, otherMin);
      max = Math.max(max, otherMax);
    }
  }

  /** Returns an immutable snapshot of the current statistics. */
  public Stats snapshot() {
    return new Stats(count, mean, sumOfSquaresOfDeltas, min, max);
  }

  /** Returns the number of values. */
  public long count() {
    return count;
  }

  /**

	return h.status.Load() == statusOnline
}

// Stats returns the target statistics.
func (h *Target) Stats() types.TargetStats {
	h.logChMu.RLock()
	queueLength := len(h.logCh)
	h.logChMu.RUnlock()
	stats := types.TargetStats{
		TotalMessages:  h.totalMessages.Load(),
		FailedMessages: h.failedMessages.Load(),
		QueueLength:    queueLength,
	}

	return stats
}

// AssignMigrateTarget assigns a target

          .that(notification.getValue())
          .isEqualTo(notification.getKey());
    }

    CacheStats stats = cache.stats();
    assertThat(stats.evictionCount()).isEqualTo(removalListener.size());
    assertThat(stats.loadSuccessCount()).isEqualTo(computeCount.get());
    assertThat(stats.loadExceptionCount()).isEqualTo(exceptionCount.get() + computeNullCount.get());

          .that(notification.getValue())
          .isEqualTo(notification.getKey());
    }

    CacheStats stats = cache.stats();
    assertThat(stats.evictionCount()).isEqualTo(removalListener.size());
    assertThat(stats.loadSuccessCount()).isEqualTo(computeCount.get());
    assertThat(stats.loadExceptionCount()).isEqualTo(exceptionCount.get() + computeNullCount.get());

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

            "Features/Ingest",
            "Features/Java High Level REST Client",
            "Features/Java Low Level REST Client",
            "Features/Monitoring",
            "Features/Stats",
            "Features/Watcher",
            "Geo",
            "Graph",
            "Highlighting",
            "IdentityProvider",
            "Infra/CLI",
            "Infra/Circuit Breakers",

     * objects in the cache before shutdown.
     */
    @PreDestroy
    public void destroy() {
        if (logger.isDebugEnabled()) {
            logger.debug("cache stats: {}", statsCache.stats());
        }
        statsCache.asMap().entrySet().stream().forEach(e -> {
            final StatsObject data = e.getValue();
            final Long begin = data.remove(BEGIN_KEY);