writeElastisearchJsonApi(zos, id, "cluster", "health");
        writeElastisearchJsonApi(zos, id, "cluster", "state");
        writeElastisearchJsonApi(zos, id, "cluster", "stats");
        writeElastisearchJsonApi(zos, id, "cluster", "pending_tasks");
        writeElastisearchJsonApi(zos, id, "nodes", "stats");
        writeElastisearchJsonApi(zos, id, "nodes", "_all");
        writeElastisearchJsonApi(zos, id, "nodes", "usage");

        ChannelStatistics stats = channelStats.computeIfAbsent(channelId, 
            k -> new ChannelStatistics());
            
        stats.operations.incrementAndGet();
        stats.latencyTotal.addAndGet(latency);
        
        if (success) {
            stats.bytesReceived.addAndGet(bytes);
        } else {
            stats.errors.incrementAndGet();
        }
    }
    

        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

      }
      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;
  }

  /**

     * 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);

    }

    CacheStats stats = cache.stats();
    assertEquals(removalListener.size(), stats.evictionCount());
    assertEquals(computeCount.get(), stats.loadSuccessCount());
    assertEquals(exceptionCount.get() + computeNullCount.get(), stats.loadExceptionCount());
    // each computed value is still in the cache, or was passed to the removal listener

    }

    CacheStats stats = cache.stats();
    assertEquals(removalListener.size(), stats.evictionCount());
    assertEquals(computeCount.get(), stats.loadSuccessCount());
    assertEquals(exceptionCount.get() + computeNullCount.get(), stats.loadExceptionCount());
    // each computed value is still in the cache, or was passed to the removal listener

        localLogMsg.remove();
    }

    public void test_setLoggerName() {
        String originalLoggerName = crawlerStatsHelper.loggerName;
        crawlerStatsHelper.setLoggerName("test.stats.logger");
        assertEquals("test.stats.logger", crawlerStatsHelper.loggerName);
        crawlerStatsHelper.setLoggerName(originalLoggerName);
    }

    public void test_setMaxCacheSize() {

func (ats *allTierStats) populateStats(stats map[string]madmin.TierStats) {
	if ats == nil {
		return
	}

	// Update stats for tiers as they become available.
	for tier, st := range ats.Tiers {
		stats[tier] = madmin.TierStats{
			TotalSize:   st.TotalSize,
			NumVersions: st.NumVersions,
			NumObjects:  st.NumObjects,
		}
	}
}

// tierStats holds per-tier stats of a remote tier.
type tierStats struct {

        regA(builder);
        return builder;
    }

    protected StatsAggregationBuilder regStatsA(String name, String field) {
        StatsAggregationBuilder builder = AggregationBuilders.stats(name).field(field);
        regA(builder);
        return builder;
    }

    protected PercentilesAggregationBuilder regPercentilesA(String name, String field) {