- Fixed a bug where startupProbe stopped working after a container's first restart ([#101093](https://github.com/kubernetes/kubernetes/pull/101093), [@wzshiming](https://github.com/wzshiming)) [SIG Node]
- Fixed port-forward memory leak for long-running and heavily used connections. ([#99839](https://github.com/kubernetes/kubernetes/pull/99839), [@saschagrunert](https://github.com/saschagrunert)) [SIG API Machinery and Node]

* 🔧 Update sponsors: add Fine. PR [#11784](https://github.com/tiangolo/fastapi/pull/11784) by [@tiangolo](https://github.com/tiangolo).
* 🔧 Tweak sponsors: Kong URL. PR [#11765](https://github.com/tiangolo/fastapi/pull/11765) by [@tiangolo](https://github.com/tiangolo).
* 🔧 Tweak sponsors: Kong URL. PR [#11764](https://github.com/tiangolo/fastapi/pull/11764) by [@tiangolo](https://github.com/tiangolo).

  is beta but disabled by default. ([#120198](https://github.com/kubernetes/kubernetes/pull/120198), [@pacoxu](https://github.com/pacoxu))
- `kubectl` will not support the `/swagger-2.0.0.pb-v1` endpoint that has been long deprecated. ([#119410](https://github.com/kubernetes/kubernetes/pull/119410), [@Jefftree](https://github.com/Jefftree))
- `scheduler`: handling of unschedulable pods because a `ResourceClass` is missing

  Docker:         v1.11.2
  Changelog (vs 55-8872-18-0)
    * Cherry-pick runc PR#608: Eliminate redundant parsing of mountinfo
    * Updated kubernetes to v1.4.5
    * Fixed a bug in e2fsprogs that caused mke2fs to take a very long time. Upstream fix: http://git.kernel.org/cgit/fs/ext2/e2fsprogs.git/commit/?h=next&id=d33e690fe7a6cbeb51349d9f2c7fb16a6ebec9c2
```

    * Kubernetes:     v1.4.5
    * Docker:         v1.11.2
    * Changelog (vs 55-8872-18-0)
            * Updated kubernetes to v1.4.5
            * Fixed a bug in e2fsprogs that caused mke2fs to take a very long time. Upstream fix: http://git.kernel.org/cgit/fs/ext2/e2fsprogs.git/commit/?h=next&id=d33e690fe7a6cbeb51349d9f2c7fb16a6ebec9c2

<p>
Function literals are <i>closures</i>: they may refer to variables
defined in a surrounding function. Those variables are then shared between
the surrounding function and the function literal, and they survive as long
as they are accessible.
</p>


<h3 id="Primary_expressions">Primary expressions</h3>

<p>
Primary expressions are the operands for unary and binary expressions.
</p>

* Increase allowed lag for ssh key sync loop in tunneler to allow for one failure ([#60068](https://github.com/kubernetes/kubernetes/pull/60068), [@wojtek-t](https://github.com/wojtek-t))

- Kubelet: added log for volume metric collection taking too long ([#107490](https://github.com/kubernetes/kubernetes/pull/107490), [@pacoxu](https://github.com/pacoxu))

* Pod log attempts are now reported in apiserver prometheus metrics with verb `CONNECT` since they can run for very long periods of time. ([#50123](https://github.com/kubernetes/kubernetes/pull/50123), [@WIZARD-CXY](https://github.com/WIZARD-CXY))

// (as an external IDP is always assumed when SR is used). In the case of
// OpenID, such mappings are provided from the IDP directly and so are not
// applicable here.
//
// Service accounts are replicated as long as they are not meant for the root
// user.
//
// STS accounts are replicated, but only if the session token is verifiable
// using the local cluster's root credential.