* [okhttp-staleiferror-interceptor](https://github.com/PeelTechnologies/okhttp-staleiferror-interceptor/): serve stale responses when the server isn’t reachable.
 * [okhttp-stats](https://github.com/flipkart-incubator/okhttp-stats): Get stats like average network speed.

	driveRealtimeMetrics := collectLocalMetrics(types, collectMetricsOpts{
		hosts: map[string]struct{}{
			globalLocalNodeName: {},
		},
	})

	stats := map[string]madmin.DiskIOStats{}
	for d, m := range driveRealtimeMetrics.ByDisk {
		stats[d] = m.IOStats
	}
	return stats
}

func (m *MetricValues) setDriveBasicMetrics(drive madmin.Disk, labels []string) {
	m.Set(driveUsedBytes, float64(drive.UsedSpace), labels...)

func (es *expiryState) enqueueTierJournalEntry(je jentry) {
	wrkr := es.getWorkerCh(je.OpHash())
	if wrkr == nil {
		es.stats.missedTierJournalTasks.Add(1)
		return
	}
	select {
	case <-GlobalContext.Done():
	case wrkr <- je:
	default:
		es.stats.missedTierJournalTasks.Add(1)
	}
}

// enqueueFreeVersion enqueues a free version to be deleted

	}
	if types.Contains(madmin.MetricsRPC) {
		gr := globalGrid.Load()
		if gr == nil {
			m.Errors = append(m.Errors, fmt.Sprintf("%s: Grid not initialized", byHostName))
		} else {
			stats := gr.ConnStats()
			m.Aggregated.RPC = &stats
		}
	}
	// Add types...

	// ByHost is a shallow reference, so careful about sharing.
	m.ByHost = map[string]madmin.Metrics{byHostName: m.Aggregated}

            this.stats = stats;
            return this;
        }

        @Override
        public ApiResult result() {
            return new ApiResult(this);
        }
    }

    /**
     * Represents an API response for bulk operations, containing a list of processed items.
     */
    public static class ApiBulkResponse extends ApiResponse {

        // this getUnchecked() call shouldn't be a cache miss; verified below
        assertThat(cache.getUnchecked(entry.getKey())).isEqualTo(entry.getValue());
      }
      assertThat(cache.stats().missCount()).isEqualTo(WARMUP_SIZE);
      checkValidState(cache);
    }
  }

  public void testPut_populated() {
    for (LoadingCache<Object, Object> cache : caches()) {
      // don't let the entries get GCed

	}
	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")

  public void invalidateAll() {
    delegate().invalidateAll();
  }

  @Override
  public long size() {
    return delegate().size();
  }

  @Override
  public CacheStats stats() {
    return delegate().stats();
  }

  @Override
  public ConcurrentMap<K, V> asMap() {
    return delegate().asMap();
  }

  @Override
  public void cleanUp() {
    delegate().cleanUp();
  }

	}
	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")

        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