RateLimiter limiter = RateLimiter.create(Double.POSITIVE_INFINITY, stopwatch);
    limiter.acquire(Integer.MAX_VALUE / 4);
    limiter.acquire(Integer.MAX_VALUE / 2);
    limiter.acquire(Integer.MAX_VALUE);
    assertEvents("R0.00", "R0.00", "R0.00"); // no wait, infinite rate!

    limiter.setRate(2.0);
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();

    RateLimiter limiter = RateLimiter.create(Double.POSITIVE_INFINITY, stopwatch);
    limiter.acquire(Integer.MAX_VALUE / 4);
    limiter.acquire(Integer.MAX_VALUE / 2);
    limiter.acquire(Integer.MAX_VALUE);
    assertEvents("R0.00", "R0.00", "R0.00"); // no wait, infinite rate!

    limiter.setRate(2.0);
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();

func (l *gcCPULimiterState) limiting() bool {
	return l.enabled.Load()
}

// startGCTransition notifies the limiter of a GC transition.
//
// This call takes ownership of the limiter and disables all other means of
// updating the limiter. Release ownership by calling finishGCTransition.
//
// It is safe to call concurrently with other operations.

   * target} object, enforcing the specified time limit on each call. This time-limited delegation
   * is also performed for calls to {@link Object#equals}, {@link Object#hashCode}, and {@link
   * Object#toString}.
   *
   * <p>If the target method call finishes before the limit is reached, the return value or
   * exception is propagated to the caller exactly as-is. If, on the other hand, the time limit is

	return l
}

func (l *GCCPULimiter) Fill() uint64 {
	return l.limiter.bucket.fill
}

func (l *GCCPULimiter) Capacity() uint64 {
	return l.limiter.bucket.capacity
}

func (l *GCCPULimiter) Overflow() uint64 {
	return l.limiter.overflow
}

func (l *GCCPULimiter) Limiting() bool {
	return l.limiter.limiting()
}

func (l *GCCPULimiter) NeedUpdate(now int64) bool {

	fakeAlways := flowcontrol.NewFakeAlwaysRateLimiter()
	qps := evictor.limiter.QPS()
	if qps != fakeAlways.QPS() {
		t.Fatalf("QPS does not match create one: %v instead of %v", qps, fakeAlways.QPS())
	}

	evictor.SwapLimiter(0)
	qps = evictor.limiter.QPS()
	fakeNever := flowcontrol.NewFakeNeverRateLimiter()
	if qps != fakeNever.QPS() {

   * spread over each second. When the incoming request rate exceeds {@code permitsPerSecond} the
   * rate limiter will release one permit every {@code (1.0 / permitsPerSecond)} seconds. When the
   * rate limiter is unused, bursts of up to {@code permitsPerSecond} permits will be allowed, with
   * subsequent requests being smoothly limited at the stable rate of {@code permitsPerSecond}.
   *

   * spread over each second. When the incoming request rate exceeds {@code permitsPerSecond} the
   * rate limiter will release one permit every {@code (1.0 / permitsPerSecond)} seconds. When the
   * rate limiter is unused, bursts of up to {@code permitsPerSecond} permits will be allowed, with
   * subsequent requests being smoothly limited at the stable rate of {@code permitsPerSecond}.
   *

	if limiter := pl.Spec.Limited; limiter != nil {
		return limiter.NominalConcurrencyShares, limiter.LendablePercent, limiter.BorrowingLimitPercent
	}
	limiter := pl.Spec.Exempt
	var nominalConcurrencyShares int32
	if limiter.NominalConcurrencyShares != nil {
		nominalConcurrencyShares = *limiter.NominalConcurrencyShares
	}

			"allocs-by-size and frees-by-size.",
		Kind:       KindUint64,
		Cumulative: true,
	},
	{
		Name: "/gc/limiter/last-enabled:gc-cycle",
		Description: "GC cycle the last time the GC CPU limiter was enabled. " +
			"This metric is useful for diagnosing the root cause of an out-of-memory " +
			"error, because the limiter trades memory for CPU time when the GC's CPU " +