* signal the first active guard that is satisfied. But the corresponding thread may have already
   * been interrupted and is waiting to reacquire the lock while still registered in activeGuards,
   * in which case the signal is a no-op, and the bigger-picture signal is lost unless interrupted
   * threads take special action by participating in the signal-passing game.
   */

  /*

  }

  /** Used by [Call.execute] to signal it is in-flight. */
  @Synchronized
  internal fun executed(call: RealCall) = runningSyncCalls.add(call)

  /** Used by [AsyncCall.run] to signal completion. */
  internal fun finished(call: AsyncCall) {
    call.callsPerHost.decrementAndGet()
    finished(runningAsyncCalls, call)
  }

  /** Used by [Call.execute] to signal completion. */

}

// traverseAndHeal - traverses on-disk data and performs healing
// according to settings. At each "safe" point it also checks if an
// external quit signal has been received and quits if so. Since the
// healing traversal may be mutating on-disk data when an external
// quit signal is received, this routine cannot quit immediately and
// has to wait until a safe point is reached, such as between scanning
// two objects.

 */
@NullUnmarked
public class UninterruptiblesTest extends TestCase {
  private static final String EXPECTED_TAKE = "expectedTake";

  /** Timeout to use when we don't expect the timeout to expire. */
  private static final long LONG_DELAY_MS = 2500;

  private static final long SLEEP_SLACK = 2;

  private final TearDownStack tearDownStack = new TearDownStack();

            labelIndex,
          )
        if (rule != null) {
          exception = rule
          break
        }
      }
    }

    if (exception != null) {
      // Signal we've identified an exception rule.
      exception = "!$exception"
      return exception.split('.')
    } else if (exactMatch == null && wildcardMatch == null) {
      return PREVAILING_RULE
    }

	if t := vars.Get(peerRESTExecAt); t != "" {
		execAt, err := time.Parse(time.RFC3339Nano, vars.Get(peerRESTExecAt))
		if err != nil {
			logger.LogIf(GlobalContext, "signalservice", err)
			execAt = time.Now().Add(restartUpdateDelay)
		}
		if d := time.Until(execAt); d > 0 {
			time.Sleep(d)
		}
	}
	signal := serviceSignal(si)
	switch signal {
	case serviceRestart, serviceStop:

  fun writeRequestHeaders(request: Request)

  /** Flush the request to the underlying socket. */
  @Throws(IOException::class)
  fun flushRequest()

  /** Flush the request to the underlying socket and signal no more bytes will be transmitted. */
  @Throws(IOException::class)
  fun finishRequest()

  /**
   * Parses bytes of a response header from an HTTP transport.
   *

	"created by runtime.gc",
	// ignore the snapshot function.
	// since the snapshot is taken here the entry will have the current function too.
	"pickRelevantGoroutines",
	"runtime.MHeap_Scavenger",
	"signal.signal_recv",
	"sigterm.handler",
	"runtime_mcall",
	"goroutine in C code",
}

// Identify whether the stack trace entry is part of ignoredStackFn .
func isIgnoredStackFn(stack string) (ok bool) {

		}
	}

	prs, ok := peerResults[local]
	if ok {
		prs.WaitingDrives = waitingDrivesNode()
		peerResults[local] = prs
	}

	if globalIsDistErasure {
		// Notify all other MinIO peers signal service.
		startTime := time.Now().Add(restartUpdateDelay)
		ng := WithNPeers(len(globalNotificationSys.peerClients))
		for idx, client := range globalNotificationSys.peerClients {
			if failedClients[idx] {
				continue

	case stopCmd:
		return madmin.ServiceActionStop
	}
	return madmin.ServiceActionRestart
}

// testServiceSignalReceiver - Helper function that simulates a
// go-routine waiting on service signal.
func testServiceSignalReceiver(cmd cmdType, t *testing.T) {
	expectedCmd := cmd.toServiceSignal()
	serviceCmd := <-globalServiceSignalCh
	if serviceCmd != expectedCmd {