4.21.0-0.ci-2026-05-20-024624

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.ci-2026-05-20-024624

Team Approvals:

Tests:

Blocking jobs
- aws-ovn-upgrade-4.21-minor Succeeded (1 retry) periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-aws-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- azure-ovn-upgrade-4.21-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-azure-ovn-upgrade
- gcp-ovn-upgrade-4.21-micro Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-gcp-ovn-upgrade
- hypershift-e2e-aks Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aks
- hypershift-e2e-aws Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aws-ovn
Async jobs
- claude-payload-agent Succeeded periodic-ci-openshift-release-main-claude-payload-agent-no-slack

Upgrades from:

Upgrades to:

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Changes from 4.21.0-0.ci-2026-05-19-124116

Created: 2026-05-20 02:54:17 +0000 UTC

Image Digest: sha256:533b7d34807b4b1a8899013f6824b8459da379cd1f28dc5a9052316586b64ef3

Kubectl 1.34.1
Kubernetes 1.34.8
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS 10.2.20260513-0

The CoreOS links above are for the base CoreOS layer used to build the OpenShift node image and do not contain OpenShift components. This is normally only useful to devs working closely with the CoreOS team. For info about the node image, see the Node Image Info section.

rhel-coreos git 10f1a2e7 sha256:eb42042f15c19d1b777f2a0ad973c2729a7cd501850948296bad114373f83833
rhel-coreos-10 git 10f1a2e7 sha256:5a139519a033985e220cbd71cbe2fb0cbcb15952c81488e815f035c4cb52171f
rhel-coreos-10-extensions git 10f1a2e7 sha256:4ecdb91f121fbe612e0a9bb444d050e675640b724060fd4324f922dfbb2e9db9
rhel-coreos-extensions git 10f1a2e7 sha256:85ff1412cf4230e5214a6bca91813fd0997ededd9d5f490d6371bdbdbf7e43ef

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Unable to show node image info: too many concurrent oc adm release info --rpmdb/--rpmdb-diff operations (limit 16)

View changelog in Markdown or change previous release:

Source code for this page located on github