Kubernetes v1.21.9 is live!

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Adolfo García Veytia

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Jan 19, 2022, 9:22:01 PM1/19/22

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Kubernetes Community,

Kubernetes v1.21.9 has been built and pushed using Golang version 1.16.12.

The release notes have been updated in CHANGELOG-1.21.md, with a pointer to them on GitHub:

v1.21.9

Downloads for v1.21.9

Source Code

filename	sha512 hash
kubernetes.tar.gz	525d981f5fa61abfd52df07e49a3bbe87a11e1e654d63e601124e35fb5b82d23390601562300cb0c1f62bdacb3bf9bb73c91067ab2cb0cb47b9b9cb34aadd289
kubernetes-src.tar.gz	e9f506722ab67c594b46a082e69661812eb0b2562d66204d497067c128985bce91e11c0fcb67c59901baa35bb974f5daf04bd825252be00cd9ee9d0aba76d12a

Client Binaries

filename	sha512 hash
kubernetes-client-darwin-amd64.tar.gz	5598923aa727cbc897c93e15ece19db73cd8f6644280a13d8f34ccba8f19a16b1e58406cb9f54b23fa189402af8c528886487359543a995e17630f8bb4ff27cb
kubernetes-client-darwin-arm64.tar.gz	4f37beba73fec432d647c4113af1612e4132fb75e8c87536116acbf1fd5c53b54013d29bea7c3207ced9e27b05bc620f7c0dc17b56f3d485b9aa4612c7b5e93d
kubernetes-client-linux-386.tar.gz	7520d505175857e390e84494c076223a64c448b3a62411a131ae40df375ea9df176b0ba48aa80fd4989e7cb44c2b29cbb6384aac953e7569f70dc3044356ccaa
kubernetes-client-linux-amd64.tar.gz	ebc42133afe7c54095ae72b2b4ccb98c2a450701671a584ee6659a78b091bf91f7f2d161b77824d8d6c7ab381f68ece3dbac59f9bf4f7e5b8aaec9f1c27dfed9
kubernetes-client-linux-arm.tar.gz	3573921054b9f620651a965fe3acb4c4dce621c657022f23e53e78fcce2a9e2f1ad006946795fc19678d4eed660252941d7bd33912bf08d514da28bbbf675073
kubernetes-client-linux-arm64.tar.gz	4e0b091dd44f175f603caf8ed3162707094c28c96b04b1d4dfc4f6b3f9ffac2f52d60a66651e91bf263749a2543f2847581bde3658743a5197fed018b25038e8
kubernetes-client-linux-ppc64le.tar.gz	ca627f1f47d04cd25490f967a9c7717cf0dd77ace759f6144c85cf081d7644b2367934ab1842f9a4f4c58519cf1042e4a11dd91cb63c165f3f542e70856f9c8e
kubernetes-client-linux-s390x.tar.gz	fe1ebe7660ede23cb1689401d71be77ff96ce3726a9fee382207e3c719d55db6d82696ab1890ee64a7f30148189be62323766a8d75140d4ed639799354f21a76
kubernetes-client-windows-386.tar.gz	3d44ec09edaa4481c750537fffebe1dfd0cea84039383be1b38d842f5e6e5b7853d14d58dbd05c4d9d22e615762028e47b33951ccc8e9b0bdcb284dd57b53c80
kubernetes-client-windows-amd64.tar.gz	34ec7389e0966d2579bd703ac56b5ffbf448f1c1bf48f674ee54ef1bd26dec732bee55c3e140005722f1dda97c4c8dada66712d572cb4cd784fa1fab7ba95a68

Server Binaries

filename	sha512 hash
kubernetes-server-linux-amd64.tar.gz	574eb1cfc5b36bf93df361395212149d8afcd6ccf8a410ab3080484744f37f264cf4a96723b155bc754748b9c8a21d02c8eb00b474bf060ce96b92e0a0e99ed1
kubernetes-server-linux-arm.tar.gz	325b7dd1d14ff08bb04e8db15e20fd8e42c67b38de80f4a056931673a4bd3d2542f575adddb5c79c489bf020061ad52799c7db0fd76ae19be3edb0e17a42279c
kubernetes-server-linux-arm64.tar.gz	af6f5d62c400113ec980cc135a249ae53c691a30258d28421e1e43c469ef0712c0ba36048a73c445c489d1282f8d8323f91af2b69edc8f47846a11aae4a239d3
kubernetes-server-linux-ppc64le.tar.gz	e53c8b74714e32955be63342785e7a0888de9c8a540d59031489f2d5003cd388ff27abb7e5a61a097463ba88453ddcd0d43699137f6752e4812d5ba4c5a2893a
kubernetes-server-linux-s390x.tar.gz	aa2ca699498a196d6cb6a7773c2e49f628e64b8f54fd28f962a030cf25f025d55438fd092b694835d9f5b6781e1f2a9cced0e48308c6bf2e95f8cc68f107a4b6

Node Binaries

filename	sha512 hash
kubernetes-node-linux-amd64.tar.gz	ecfbddd6d7e21cb1357001f9bae2adf678b382e2ef9229e573c7eaa267b556ffcce8c6928651e51f497cf40123b31cc6efbae9951d3d3872078f7dd683b8fac5
kubernetes-node-linux-arm.tar.gz	578dc334690254f00d346d443a668fbf9dfd8920ec2b4db3aeea221aa5ad21759a1862a05095c463e5135e2f2e7dc6926c683dd41bc5577bd0b0cf43d931d608
kubernetes-node-linux-arm64.tar.gz	ac089d151baa9c3b6dca5825f569a071e8f6be61eca9f0cd17eedf8a0f47455fb4f12f9f662e3bb296937122a5460cc6997408a93551b641bef52d7237021f1a
kubernetes-node-linux-ppc64le.tar.gz	1642ecce783b0565e516330bdeda454ae1c617873a5d652b5b783b03c94a760a37e9a9c83ca63af9888c8fb6d3ffe2220e9403060f769802bff0f0a907567677
kubernetes-node-linux-s390x.tar.gz	d50dbfc328e75ed3a253fb2bed141ed84428e9e62a0482a4407c621d0e74c647e9887a847e0577b2b3386f977a21a427dafa2eb3edc9c0480cae51f1165a7748
kubernetes-node-windows-amd64.tar.gz	29b8fc0a4e9eace791df958ff36166c5913a1fafa2113f86605b73a7926abe0dfcd686e7e7d88302c4c5324809b8dfcb46dee9c7eaefc6f9a0e0a21171b03d9e

Changelog since v1.21.8

Changes by Kind

Feature

Kube-apiserver: when merging lists, Server Side Apply now prefers the order of the submitted request instead of the existing persisted object (#107569, @jiahuif) [SIG API Machinery, CLI, Cloud Provider, Cluster Lifecycle, Instrumentation, Storage and Testing]

Bug or Regression

An inefficient lock in EndpointSlice controller metrics cache has been reworked. Network programming latency may be significantly reduced in certain scenarios, especially in clusters with a large number of Services. (#107169, @robscott) [SIG Apps and Network]
Client-go: fix that paged list calls with ResourceVersionMatch set would fail once paging kicked in. (#107336, @fasaxc) [SIG API Machinery]
Fix a panic when using invalid output format in kubectl create secret command (#107345, @rikatz) [SIG CLI]
Fixes a rare race condition handling requests that timeout (#107460, @liggitt) [SIG API Machinery]
Mount-utils: Detect potential stale file handle (#107040, @andyzhangx) [SIG Storage]

Other (Cleanup or Flake)

Updates konnectivity-network-proxy to v0.0.27. This includes a memory leak fix for the network proxy (#107188, @rata) [SIG API Machinery and Cloud Provider]

Dependencies

Added

Nothing has changed.

Changed

github.com/google/cadvisor: v0.39.0 → v0.39.3
sigs.k8s.io/apiserver-network-proxy/konnectivity-client: v0.0.22 → v0.0.27
sigs.k8s.io/structured-merge-diff/v4: v4.1.2 → v4.2.1

Removed

Nothing has changed.

Contributors, the CHANGELOG-1.21.md has been bootstrapped with v1.21.9 release notes and you may edit now as needed.