sysCPUSystem    = "system"
	sysCPUUser      = "user"
)

var (
	sysCPUAvgIdleMD   = NewGaugeMD(sysCPUAvgIdle, "Average CPU idle time")
	sysCPUAvgIOWaitMD = NewGaugeMD(sysCPUAvgIOWait, "Average CPU IOWait time")
	sysCPULoadMD      = NewGaugeMD(sysCPULoad, "CPU load average 1min")
	sysCPULoadPercMD  = NewGaugeMD(sysCPULoadPerc, "CPU load average 1min (percentage)")
	sysCPUNiceMD      = NewGaugeMD(sysCPUNice, "CPU nice time")

	interfaceTxBytes  MetricName = "tx_bytes"
	interfaceTxErrors MetricName = "tx_errors"

	// cpu stats
	cpuUser       MetricName = "user"
	cpuSystem     MetricName = "system"
	cpuIOWait     MetricName = "iowait"
	cpuIdle       MetricName = "idle"
	cpuNice       MetricName = "nice"
	cpuSteal      MetricName = "steal"
	cpuLoad1      MetricName = "load1"
	cpuLoad5      MetricName = "load5"
	cpuLoad15     MetricName = "load15"

| `minio_node_cpu_avg_idle_max`        | CPU idle time (max).                       |
| `minio_node_cpu_avg_iowait`          | CPU ioWait time.                           |
| `minio_node_cpu_avg_iowait_avg`      | CPU ioWait time (avg).                     |
| `minio_node_cpu_avg_iowait_max`      | CPU ioWait time (max).                     |
| `minio_node_cpu_avg_nice`            | CPU nice time.                             |

	Mandatory         bool        `json:"mandatory"`
	Immediate         bool        `json:"immediate"`
	Durable           bool        `json:"durable"`
	Internal          bool        `json:"internal"`
	NoWait            bool        `json:"noWait"`
	AutoDeleted       bool        `json:"autoDeleted"`
	PublisherConfirms bool        `json:"publisherConfirms"`
	QueueDir          string      `json:"queueDir"`
	QueueLimit        uint64      `json:"queueLimit"`

            }

            else if (type == 'progress') {
                await this.progress(line);
                await this._wait(delay);
            }

            else {
                this.container.appendChild(line);
                await this._wait(delay);
            }

            line.removeAttribute(`${this.pfx}-cursor`);
        }
        this.addRestart()

        executor.execute(wrapper);
      }
      barrier.await(); // release the threads!
      barrier.await(); // wait for them all to complete
      assertEquals(1, task.get().intValue());
      assertEquals(1, counter.get());
    }
    executor.shutdown();
  }

  @J2ktIncompatible
  @GwtIncompatible // blocking wait
  public void testToString() throws Exception {

    assertTrue(listenerLatch.await(5, SECONDS));
    assertTrue(task.isDone());
    assertFalse(task.isCancelled());
  }

  public void testListenerCalledOnException() throws Exception {
    throwException = true;

    // Start up the task and unblock the latch to finish the task.
    exec.execute(task);
    runLatch.await();
    taskLatch.countDown();

						// proceed to heal nonetheless, since
						// this object might be dangling.
						entry, _ = entries.firstFound()
					}
					wait := noWait
					if f.weSleep() {
						// wait timer per object.
						wait = scannerSleeper.Timer(ctx)
					}
					defer wait()
					f.updateCurrentPath(entry.name)
					stopFn := globalScannerMetrics.log(scannerMetricHealAbandonedObject, f.root, entry.name)

    /*
     * An uninterruptible wait on a Condition requires different logic than an uninterruptible wait
     * on most other types: In cases in which we "should" receive both an interrupt and a
     * notification nearly simultaneously, we sometimes receive only an interrupt. Thus, when we're
     * interrupted, we can't just poll whether it's time to end the wait because our "end the wait"

	// even if updating the value errors out.
	// Returns the last good value AND the error.
	ReturnLastGood bool

	// If NoWait is set, Get() will return the last good value,
	// if TTL has expired but 2x TTL has not yet passed,
	// but will fetch a new value in the background.
	NoWait bool
}

// Cache contains a synchronized value that is considered valid
// for a specific amount of time.