t.Fatalf("unexpected err; %v", err)
			}
			if testCase.expectErr && err == nil {
				t.Fatal("expected to fail but err is nil")
			}
			if !reflect.DeepEqual(iostats, testCase.expectedIOStats) {
				t.Fatalf("expected iostats: %v but got %v", testCase.expectedIOStats, iostats)
			}
		})
	}

	for d, dm := range m.ByDisk {
		labels := map[string]string{"drive": d}
		latestStats, ok := latestDriveStats[d]
		if !ok {
			latestDriveStats[d] = dm.IOStats
			continue
		}
		updateDriveIOStats(dm.IOStats, latestStats, labels)
		latestDriveStats[d] = dm.IOStats
	}
	lastDriveStatsRefresh = time.Now().UTC()
	latestDriveStatsMu.Unlock()

	globalLocalDrivesMu.RLock()

			for k, v := range d.Metrics.LastMinute {
				if v.Count != 0 {
					dm.LastMinute.Operations[k] = v
				}
			}
		}

		st, err := disk.GetDriveStats(d.Major, d.Minor)
		if err == nil {
			dm.IOStats = madmin.DiskIOStats{
				ReadIOs:        st.ReadIOs,
				ReadMerges:     st.ReadMerges,
				ReadSectors:    st.ReadSectors,
				ReadTicks:      st.ReadTicks,
				WriteIOs:       st.WriteIOs,

   * consumed by this method.
   *
   * <p>If you have a {@code Stream<Double>} rather than a {@code DoubleStream}, you should collect
   * the values using {@link #toStats()} instead.
   *
   * @param values a series of values
   * @since 28.2 (but only since 33.4.0 in the Android flavor)
   */
  public static Stats of(DoubleStream values) {
    return values

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.math;

import static com.google.common.math.Stats.toStats;
import static com.google.common.math.StatsTesting.ALLOWED_ERROR;
import static com.google.common.math.StatsTesting.ALL_MANY_VALUES;
import static com.google.common.math.StatsTesting.ALL_STATS;

			driveIOErrorsMD,
			driveAvailabilityErrorsMD,
			driveWaitingIOMD,
			driveAPILatencyMD,
			driveHealthMD,

			driveOfflineCountMD,
			driveOnlineCountMD,
			driveCountMD,

			// iostat related
			driveReadsPerSecMD,
			driveReadsKBPerSecMD,
			driveReadsAwaitMD,
			driveWritesPerSecMD,
			driveWritesKBPerSecMD,
			driveWritesAwaitMD,
			drivePercUtilMD,
		},
		loadDriveMetrics,