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4.21.0-rc.2

Download the installer for your operating system or run

oc adm release extract --tools quay.io/openshift-release-dev/ocp-release:4.21.0-rc.2-x86_64
Team Approvals:

Tests:

Upgrades from:


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Changes from 4.21.0-rc.1

Created: 2026-01-14 18:55:18 +0000 UTC

Image Digest: sha256:d728de4be64b32806f3e46c87e16fe5b2988798fcea33f1ecb11d0aef705ecb2

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
OpenShiftPodSecurityAdmission
(0 tests)
Disabled
(Changed)
Disabled
(Changed)
Enabled Enabled Enabled Enabled

Rebuilt images without code change

agent-installer-ui

aws-ebs-csi-driver-operator, azure-disk-csi-driver-operator, azure-file-csi-driver-operator, csi-driver-manila-operator, openstack-cinder-csi-driver-operator

aws-machine-controllers

baremetal-installer, installer, installer-artifacts

cluster-baremetal-operator

cluster-capi-controllers

cluster-config-api

cluster-control-plane-machine-set-operator

cluster-csi-snapshot-controller-operator

cluster-network-operator

cluster-storage-operator

console

hypershift

kube-state-metrics

machine-config-operator

networking-console-plugin

olm-catalogd, olm-operator-controller

rhel-coreos, rhel-coreos-extensions

tests


Node Image Info

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Package List

Full list (565 packages)

Changed:

Added:

Extensions

Full list (162 packages)


Red Hat Enterprise Linux CoreOS base layer: 9.6.20260112-0

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