t.now = windows.QueryPerformanceCounter()
	return t
}

func (a highPrecisionTime) sub(b highPrecisionTime) time.Duration {
	delta := a.now - b.now

	if queryPerformanceFrequency == 0 {
		queryPerformanceFrequency = windows.QueryPerformanceFrequency()
	}
	hi, lo := bits.Mul64(uint64(delta), uint64(time.Second)/uint64(time.Nanosecond))
	quo, _ := bits.Div64(hi, lo, uint64(queryPerformanceFrequency))
	return time.Duration(quo)
}

	t.Parallel()
	const Count = 10
	Delta := 100 * Millisecond
	if testing.Short() {
		Delta = 10 * Millisecond
	}
	t0 := Now()
	for i := 0; i < Count; i++ {
		<-After(Delta)
	}
	t1 := Now()
	d := t1.Sub(t0)
	target := Delta * Count
	if d < target*9/10 {
		t.Fatalf("%d ticks of %s too fast: took %s, expected %s", Count, Delta, d, target)
	}
	if !testing.Short() && d > target*30/10 {

		th := &timehands[curr]
		gen := atomic.Load(&th.gen) // atomic_load_acq_32
		bt = th.offset

		if tc, ok := th.getTimecounter(); !ok {
			return zeroBintime
		} else {
			delta := (tc - th.offset_count) & th.counter_mask
			bt.AddX(th.scale * uint64(delta))
		}
		if abs {
			bt.Add(&th.boottime)
		}

		atomic.Load(&binuptimeDummy) // atomic_thread_fence_acq()
		if curr == timekeepSharedPage.current && gen != 0 && gen == th.gen {

apiVersion: release-notes/v2
kind: feature
area: traffic-management
releaseNotes:
- |

	s.mu.Lock()
	defer s.mu.Unlock()
	key := authorizationKey(user)
	expDelta := cacheTTL
	if response == nil {
		// Cache success a bit longer, there is no need to quickly revoke access
		expDelta *= 5
	}
	log.Debugf("cached authorization for user %s: %v", user, response)
	s.authorizationCache[key] = authorizationResponse{
		expiration: time.Now().Add(expDelta),
		authorized: response,
	}
}

		time.Sleep(time.Second)
	}
	rx := float64(globalNetPerfRX.RXSample)
	delta := globalNetPerfRX.firstToDisconnect.Sub(globalNetPerfRX.lastToConnect)
	if delta < 0 {
		rx = 0
		errStr = "network disconnection issues detected"
	}

	globalNetPerfRX.Reset()
	return madmin.NetperfNodeResult{Endpoint: "", TX: r.n / uint64(duration.Seconds()), RX: uint64(rx / delta.Seconds()), Error: errStr}
}

  public long decrementAndGet(K key) {
    return addAndGet(key, -1);
  }

  /**
   * Adds {@code delta} to the value currently associated with {@code key}, and returns the new
   * value.
   */
  @CanIgnoreReturnValue
  public long addAndGet(K key, long delta) {
    return accumulateAndGet(key, delta, Long::sum);
  }

  /**

	currSize, err := kubemarkController.GetNodeGroupTargetSize(nodeGroup)
	if err != nil {
		return err
	}
	switch delta := size - currSize; {
	case delta < 0:
		absDelta := -delta
		nodes, err := kubemarkController.GetNodeNamesForNodeGroup(nodeGroup)
		if err != nil {
			return err
		}
		if len(nodes) < absDelta {

type GoRoutineCounter interface {
	// Add adds the given delta to the count of active goroutines.
	// Call Add(1) before forking a goroutine, Add(-1) at the end of that goroutine.
	// Call Add(-1) just before waiting on something from another goroutine (e.g.,
	// just before a `select`).
	// Call Add(1) just before doing something that unblocks a goroutine that is
	// waiting on that something.
	Add(delta int)

		{"/debug/pprof/block?seconds=1", Index, http.StatusOK, "application/octet-stream", `attachment; filename="block-delta"`, nil},
		{"/debug/pprof/goroutine?seconds=1", Index, http.StatusOK, "application/octet-stream", `attachment; filename="goroutine-delta"`, nil},
		{"/debug/pprof/", Index, http.StatusOK, "text/html; charset=utf-8", "", []byte("Types of profiles available:")},
	}
	for _, tc := range testCases {