for i := 0; i < numIterations; i++ {
		if rwm.GetRLock(context.Background(), "", "", time.Second) {
			n := atomic.AddInt32(activity, 1)
			if n < 1 || n >= 10000 {
				panic(fmt.Sprintf("wlock(%d)\n", n))
			}
			for i := 0; i < 100; i++ {
			}
			atomic.AddInt32(activity, -1)
			rwm.RUnlock()
		}
	}
	cdone <- true
}

// Borrowed from rwmutex_test.go

	defer l.mutex.Unlock()
	l.lockNotFound = !refreshed
}

func (l *lockServer) setResponseDelay(responseDelay time.Duration) {
	atomic.StoreInt64(&l.responseDelay, int64(responseDelay))
}

func (l *lockServer) Lock(args *LockArgs) (reply bool, err error) {
	if d := atomic.LoadInt64(&l.responseDelay); d != 0 {
		time.Sleep(time.Duration(d))
	}

	l.mutex.Lock()
	defer l.mutex.Unlock()

message EndpointHints {
  // forZones indicates the zone(s) this endpoint should be consumed by to
  // enable topology aware routing.
  // +listType=atomic
  repeated ForZone forZones = 1;
}

// EndpointPort represents a Port used by an EndpointSlice
// +structType=atomic
message EndpointPort {
  // name represents the name of this port. All ports in an EndpointSlice must have a unique name.

}

func (n *netPerfRX) Connect() {
	n.Lock()
	defer n.Unlock()
	n.activeConnections++
	atomic.StoreUint64(&n.RX, 0)
	n.lastToConnect = time.Now()
}

func (n *netPerfRX) Disconnect() {
	n.Lock()
	defer n.Unlock()
	n.activeConnections--
	if n.firstToDisconnect.IsZero() {
		n.RXSample = atomic.LoadUint64(&n.RX)
		n.firstToDisconnect = time.Now()
	}
}

		}
		rt.ErrCounts["AccessDenied"]++
	}
}

func (rt *RTimedMetrics) merge(o RTimedMetrics) (n RTimedMetrics) {
	n.SinceUptime.Bytes = atomic.LoadInt64(&rt.SinceUptime.Bytes) + atomic.LoadInt64(&o.SinceUptime.Bytes)
	n.SinceUptime.Count = atomic.LoadInt64(&rt.SinceUptime.Count) + atomic.LoadInt64(&o.SinceUptime.Count)

	n.LastMinute = n.LastMinute.merge(rt.LastMinute)
	n.LastMinute = n.LastMinute.merge(o.LastMinute)

	startTime := time.Now()
	return func() {
		duration := time.Since(startTime)

		atomic.AddUint64(&o.operations[s], 1)
		o.latency[s].add(duration)
	}
}

// incTime will increment time on metric s with a specific duration.
func (o *osMetrics) incTime(s osMetric, d time.Duration) {
	atomic.AddUint64(&o.operations[s], 1)
	o.latency[s].add(d)
}

)

// T is the test logger.
var T = &testLogger{}

func init() {
	logger.AddSystemTarget(context.Background(), T)
}

type testLogger struct {
	current atomic.Pointer[testing.TB]
	action  atomic.Int32
}

// SetLogTB will set the logger to output to tb.
// Call the returned function to disable logging.
func (t *testLogger) SetLogTB(tb testing.TB) func() {
	return t.setTB(tb, logMessage)
}

import static java.util.concurrent.atomic.AtomicIntegerFieldUpdater.newUpdater;
import static java.util.concurrent.atomic.AtomicReferenceFieldUpdater.newUpdater;

import com.google.common.annotations.GwtCompatible;
import com.google.j2objc.annotations.ReflectionSupport;
import java.util.Set;
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;

import java.io.Serializable;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;
import java.util.function.LongBinaryOperator;
import java.util.function.LongUnaryOperator;
import javax.annotation.CheckForNull;

/**

func (r *countUpReader) Read(p []byte) (n int, err error) {
	n, err = r.reader.Read(p)
	atomic.AddInt64(&r.bytesRead, int64(n))
	return n, err
}

func (r *countUpReader) BytesRead() int64 {
	if r == nil {
		return 0
	}
	return atomic.LoadInt64(&r.bytesRead)
}

func newCountUpReader(reader io.Reader) *countUpReader {
	return &countUpReader{
		reader: reader,
	}
}