* Remove unnecessary override of /etc/init.d/docker on containervm image. ([#23593](https://github.com/kubernetes/kubernetes/pull/23593), [@dchen1107](https://github.com/dchen1107))
* make docker-checker more robust ([#23662](https://github.com/kubernetes/kubernetes/pull/23662), [@ArtfulCoder](https://github.com/ArtfulCoder))

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### Cluster Lifecycle Stability and Usability Improvements

* Add apiserver metric for current inflight-request usage. ([#58342](https://github.com/kubernetes/kubernetes/pull/58342), [@gmarek](https://github.com/gmarek))

rn.gov.br rn.it rn.leg.br ro ro.eu.org ro.gov.br ro.im ro.it ro.leg.br roan.no rocher rochester.museum rockart.museum rocks rocky.page rodeo rodoy.no rogers rokunohe.aomori.jp rollag.no roma.it roma.museum rome.it romsa.no romskog.no room roros.no rost.no rotorcraft.aero router.management rovigo.it rovno.ua royal-commission.uk royken.no royrvik.no rr.gov.br rr.leg.br rs rs.ba rs.gov.br rs.leg.br rsc.cdn77.org rsvp ru ru.com ru.eu.org ru.net rugby ruhr run run.app ruovat.no russia.museum rv.ua rw...

later.

  However, this bottle was NOT marked `poison,' so Alice ventured
to taste it, and finding it very nice, (it had, in fact, a sort
of mixed flavour of cherry-tart, custard, pine-apple, roast
turkey, toffee, and hot buttered toast,) she very soon finished
it off.

     *       *       *       *       *       *       *

         *       *       *       *       *       *

pkg syscall (linux-386), const SYS_GETXATTR ideal-int
pkg syscall (linux-386), const SYS_GET_KERNEL_SYMS ideal-int
pkg syscall (linux-386), const SYS_GET_MEMPOLICY ideal-int
pkg syscall (linux-386), const SYS_GET_ROBUST_LIST ideal-int
pkg syscall (linux-386), const SYS_GET_THREAD_AREA ideal-int
pkg syscall (linux-386), const SYS_GTTY ideal-int
pkg syscall (linux-386), const SYS_IDLE ideal-int

later.

  However, this bottle was NOT marked `poison,' so Alice ventured
to taste it, and finding it very nice, (it had, in fact, a sort
of mixed flavour of cherry-tart, custard, pine-apple, roast
turkey, toffee, and hot buttered toast,) she very soon finished
it off.

     *       *       *       *       *       *       *

         *       *       *       *       *       *

pkg syscall (linux-386), const SYS_GETXATTR = 229
pkg syscall (linux-386), const SYS_GET_KERNEL_SYMS = 130
pkg syscall (linux-386), const SYS_GET_MEMPOLICY = 275
pkg syscall (linux-386), const SYS_GET_ROBUST_LIST = 312
pkg syscall (linux-386), const SYS_GET_THREAD_AREA = 244
pkg syscall (linux-386), const SYS_GTTY = 32
pkg syscall (linux-386), const SYS_IDLE = 112
pkg syscall (linux-386), const SYS_INIT_MODULE = 128