/**
   * Waits for the {@link ServiceManager} to become {@linkplain #isHealthy() healthy}. The manager
   * will become healthy after all the component services have reached the {@linkplain State#RUNNING
   * running} state.
   *
   * @throws IllegalStateException if the service manager reaches a state from which it cannot
   *     become {@linkplain #isHealthy() healthy}.
   */
  public void awaitHealthy() {
    state.awaitHealthy();
  }

  /**
   * Waits for the {@link ServiceManager} to become {@linkplain #isHealthy() healthy}. The manager
   * will become healthy after all the component services have reached the {@linkplain State#RUNNING
   * running} state.
   *
   * @throws IllegalStateException if the service manager reaches a state from which it cannot
   *     become {@linkplain #isHealthy() healthy}.
   */
  public void awaitHealthy() {
    state.awaitHealthy();
  }

		poolIDL, setIDL)
	erasureSetReadHealthMD = NewGaugeMD(erasureSetReadHealth,
		"Health of the erasure set in a pool for read operations (1=healthy, 0=unhealthy)",
		poolIDL, setIDL)
	erasureSetWriteHealthMD = NewGaugeMD(erasureSetWriteHealth,
		"Health of the erasure set in a pool for write operations (1=healthy, 0=unhealthy)",
		poolIDL, setIDL)
)

func b2f(v bool) float64 {
	if v {
		return 1
	}

    // Make sure this connection is healthy & eligible for new exchanges. If it's no longer needed
    // then we're on the hook to close it.
    val healthy = candidate.isHealthy(doExtensiveHealthChecks)
    var noNewExchangesEvent = false
    val toClose: Socket? =
      candidate.withLock {
        when {
          !healthy -> {
            noNewExchangesEvent = !candidate.noNewExchanges

    }
  }

  private fun makeSimpleCall() {
    server.enqueue(MockResponse(body = "healthy"))
    val callB = client.newCall(Request(server.url("/")))
    callB.execute().use { response ->
      assertThat(response.body.string()).isEqualTo("healthy")
    }
  }

  private fun enableProtocol(protocol: Protocol) {
    enableTls()
    client =
      client

    assertThrows(IllegalStateException.class, () -> manager.startAsync().awaitHealthy());
    assertTrue(listener.stoppedCalled);
  }

  /**
   * This covers a bug where listener.healthy would get called when a single service failed during
   * startup (it occurred in more complicated cases also).
   */
  public void testFailStart_singleServiceCallsHealthy() {
    Service a = new FailStartService();

		str.WriteString(" Set: ")
		str.WriteString(strconv.Itoa(es.SetID))
		str.WriteString(" Healthy: ")
		str.WriteString(strconv.FormatBool(es.Healthy))
		if i == 0 {
			str.WriteString(")")
		} else {
			str.WriteString(") | ")
		}
	}
	return str.String()
}

// Health - returns current status of the object layer health,
// provides if write access exists across sets, additionally

   * was acquired, or null if no connection was acquired. The acquired connection will also be
   * given to [call] who may (for example) assign it to a [RealCall.connection].
   *
   * This confirms the returned connection is healthy before returning it. If this encounters any
   * unhealthy connections in its search, this will clean them up.
   *
   * If [routes] is non-null these are the resolved routes (ie. IP addresses) for the connection.

	}
	result := objLayer.Health(ctx, opts)
	w.Header().Set(xhttp.MinIOWriteQuorum, strconv.Itoa(result.WriteQuorum))
	w.Header().Set(xhttp.MinIOStorageClassDefaults, strconv.FormatBool(result.UsingDefaults))
	// return how many drives are being healed if any
	if result.HealingDrives > 0 {
		w.Header().Set(xhttp.MinIOHealingDrives, strconv.Itoa(result.HealingDrives))
	}
	if !result.Healthy {

	m.Set(driveTotalInodes, float64(drive.UsedInodes+drive.FreeInodes), labels...)

	var health float64
	switch drive.Healing {
	case true:
		health = driveHealthHealing
	case false:
		if drive.State == "ok" {
			health = driveHealthOnline
		} else {
			health = driveHealthOffline
		}
	}
	m.Set(driveHealth, health, labels...)
}

func (m *MetricValues) setDriveAPIMetrics(disk madmin.Disk, labels []string) {