in logs. For best security, don't put sensitive information in query parameters.

 *  New: `ConnectionPool.setPolicy()` configures a minimum connection pool size for a target
    address. Use this to proactively open HTTP connections.

    Connections opened to fulfill this policy are subject to the connection pool's

    
- Kubeadm: improve the validation of serviceSubnet and podSubnet.
  ServiceSubnet has to be limited in size, due to implementation details, and the mask can not allocate more than 20 bits.
  PodSubnet validates against the corresponding cluster "--node-cidr-mask-size" of the kube-controller-manager, it fail if the values are not compatible.

may occasionally increase the size of the cluster a bit more than it is actually needed, when there are
unschedulable pods, scale up is required and cloud provider is slow to set up networking for new nodes.
Anyway, the cluster should get back to the proper size after 10 min.

### Deployment

     *
     * @param <K> the key type of {@link IdentityHashMap}
     * @param <V> the value type of {@link IdentityHashMap}
     * @param expectedMaxSize the expected maximum size of the map
     * @return a new instance of {@link IdentityHashMap}
     * @see IdentityHashMap#IdentityHashMap(int)
     */
    public static <K, V> IdentityHashMap<K, V> newIdentityHashMap(final int expectedMaxSize) {

* don't sync daemonsets with selectors that match all pods ([#23223](https://github.com/kubernetes/kubernetes/pull/23223), [@mikedanese](https://github.com/mikedanese))
* Trusty: Avoid reaching GCE custom metadata size limit ([#22818](https://github.com/kubernetes/kubernetes/pull/22818), [@andyzheng0831](https://github.com/andyzheng0831))

		}
		results[len(results)-1] = r
		results[len(results)-1].Endpoint = u.String()
	}()
	wg.Wait()

	return results
}

// SpeedTest run GET/PUT tests at input concurrency for requested object size,
// optionally you can extend the tests longer with time.Duration.
func (sys *NotificationSys) SpeedTest(ctx context.Context, sopts speedTestOpts) []SpeedTestResult {
	length := len(sys.allPeerClients)
	if length == 0 {

* Fix gce.getDiskByNameUnknownZone logic. ([#24452](https://github.com/kubernetes/kubernetes/pull/24452), [@a-robinson](https://github.com/a-robinson))
* Make etcd cache size configurable ([#23914](https://github.com/kubernetes/kubernetes/pull/23914), [@jsravn](https://github.com/jsravn))

 * </p>
 *
 * @author koichik
 */
public abstract class CopyUtil {

    /**
     * Do not instantiate.
     */
    protected CopyUtil() {
    }

    /** Buffer size used for copying. */
    protected static final int DEFAULT_BUF_SIZE = 4096;

    // ////////////////////////////////////////////////////////////////
    // from InputStream to OutputStream
    //
    /**

- Added a new IPAddress object kind
  - Added a new ClusterIP allocator. The new allocator removes previous Service CIDR block size limitations for IPv4, and limits IPv6 size to a /64 ([#115075](https://github.com/kubernetes/kubernetes/pull/115075), [@aojea](https://github.com/aojea)) [SIG API Machinery, Apps, Auth, CLI, Cluster Lifecycle, Network and Testing]

		Recursive: false,
		Immediate: false,
	})
	if err != nil {
		t.Errorf("Failure during deleting part.1 - %v", err)
	}

	bdata := bytes.Repeat([]byte("b"), int(nfi.Size))
	err = firstDisk.WriteAll(t.Context(), bucket, pathJoin(object, fi.DataDir, "part.1"), bdata)
	if err != nil {
		t.Errorf("Failure during creating part.1 - %v", err)
	}