4.21.0-0.ci-2026-04-11-001511

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-2026-04-11-001511

Team Approvals:

Tests:

Blocking jobs
- aws-ovn-upgrade-4.21-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-aws-ovn-upgrade
- azure-ovn-upgrade-4.21-minor Failed (1 retry) periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-azure-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Failed
- gcp-ovn-upgrade-4.21-micro Failed (1 retry) periodic-ci-openshift-release-main-ci-4.21-e2e-gcp-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Failed
- 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

Upgrades from:

Loading changelog, this may take a while ...

Changes from 4.21.0-0.ci-2026-04-10-034942

Created: 2026-04-11 00:20:54 +0000 UTC

Image Digest: sha256:3218a13e1e898b34480baacb24d8e85a48233ab870d498b28955c5e9b745f9d9

Components

Kubectl 1.34.1
Kubernetes 1.34.6
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS 10.2.20260405-0

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.

agent-installer-utils

OCPBUGS-82539: Update Konflux references #265
OCPBUGS-81645: Update operator versions #282
Full changelog

insights-operator

OCPBUGS-81573: kubeletconfig gatherer #1266
Full changelog

vsphere-csi-driver, vsphere-csi-driver-syncer

OCPBUGS-80878: Bump google.golang.org/grpc to 1.79.3 #171
Full changelog

Node Image Info

Loading node image info, this may take a while ...

Unable to show node image info: failed to query RPM list for registry.ci.openshift.org/ocp/release@sha256:3218a13e1e898b34480baacb24d8e85a48233ab870d498b28955c5e9b745f9d9 (rpmdb-image rhel-coreos): too many concurrent oc adm release info --rpmdb/--rpmdb-diff operations (limit 10)

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