- [Changelog since v1.5.0](#changelog-since-v150)
    - [Action Required](#action-required-4)
    - [Other notable changes](#other-notable-changes-24)
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# v1.6.13

[Documentation](https://docs.k8s.io) & [Examples](https://releases.k8s.io/release-1.6/examples)

## Downloads for v1.6.13


filename | sha256 hash

- [v1.9.0](#v190)
  - [Downloads for v1.9.0](#downloads-for-v190)
    - [Client Binaries](#client-binaries-11)
    - [Server Binaries](#server-binaries-11)
    - [Node Binaries](#node-binaries-11)
  - [1.9 Release Notes](#19-release-notes)
  - [WARNING: etcd backup strongly recommended](#warning-etcd-backup-strongly-recommended)
  - [Introduction to 1.9.0](#introduction-to-190)
  - [Major themes](#major-themes)
    - [API Machinery](#api-machinery)

* [beta] [CRI-O](https://github.com/kubernetes-incubator/cri-o) v1.0.0-alpha.0. It has passed all e2e tests. ([release notes](https://github.com/kubernetes-incubator/cri-o/releases/tag/v1.0.0-alpha.0))

* [beta] [Frakti](https://github.com/kubernetes/frakti) v1.0. It has passed all node conformance tests. ([release notes](https://github.com/kubernetes/frakti/releases/tag/v1.0))



### **Scheduling**
#### Scheduler Extender

    Preconditions.checkNotNull(callback);
    future.addListener(new CallbackListener<V>(future, callback), executor);
  }

  /** See {@link #addCallback(ListenableFuture, FutureCallback, Executor)} for behavioral notes. */
  private static final class CallbackListener<V extends @Nullable Object> implements Runnable {
    final Future<V> future;
    final FutureCallback<? super V> callback;

 * for comparisons. This class is not being deprecated, but we gently encourage you to migrate to
 * streams.
 *
 * <p><i>Performance notes:</i> Unless otherwise noted, all of the iterables produced in this class
 * are <i>lazy</i>, which means that their iterators only advance the backing iteration when
 * absolutely necessary.
 *

    - [Experimental Features](#experimental-features)
    - [Action Required](#action-required-3)
    - [Other notable changes](#other-notable-changes-19)
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# v1.4.12

[Documentation](https://docs.k8s.io) & [Examples](https://releases.k8s.io/release-1.4/examples)

## Downloads for v1.4.12


filename | sha256 hash

 *   <dd>{@code 00 00 00 00 00 00 00 00 00 00 00 00 c0 a8 00 01}
 *   <dt>An IPv6 "IPv4 mapped" address, {@code "::ffff:192.168.0.1"}.
 *   <dd>{@code 00 00 00 00 00 00 00 00 00 00 ff ff c0 a8 00 01}
 * </dl>
 *
 * <p>A few notes about IPv6 "IPv4 mapped" addresses and their observed use in Java.
 *
 * <p>"IPv4 mapped" addresses were originally a representation of IPv4 addresses for use on an IPv6

    - [Server Binaries](#server-binaries-15)
    - [Node Binaries](#node-binaries-15)
    - [Container Images](#container-images-15)
  - [Changelog since v1.28.0](#changelog-since-v1280)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-15)
    - [Deprecation](#deprecation)

    - [Server Binaries](#server-binaries-15)
    - [Node Binaries](#node-binaries-15)
    - [Container Images](#container-images-15)
  - [Changelog since v1.27.0](#changelog-since-v1270)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-15)
    - [Deprecation](#deprecation)

    - [Server Binaries](#server-binaries)
    - [Node Binaries](#node-binaries)
    - [Container Images](#container-images)
  - [Changelog since v1.33.0](#changelog-since-v1330)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind)
    - [Deprecation](#deprecation)
    - [API Change](#api-change)