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4.21.0-0.nightly-2025-09-12-063239

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.nightly-2025-09-12-063239
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Tests:

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Changes from 4.20.0-0.nightly-2025-09-10-095237

Created: 2025-09-12 06:34:20 +0000 UTC

Image Digest: sha256:7ad6b0a7ded97146204218d31b8aa2a1ff088a52396f2fb2c74086ed149fb0c2

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
GCPClusterHostedDNSInstall
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
AWSDualStackInstall
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
AzureDualStackInstall
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ClusterAPIMachineManagementVSphere
(0 tests)
Enabled
(New)
Enabled
(New)
GCPDualStackInstall
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)

Rebuilt images without code change

agent-installer-api-server

agent-installer-csr-approver, agent-installer-orchestrator

agent-installer-node-agent

agent-installer-utils

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

azure-disk-csi-driver

azure-machine-controllers

baremetal-installer, installer, installer-artifacts

baremetal-operator

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cluster-baremetal-operator

cluster-capi-operator

cluster-cloud-controller-manager-operator

cluster-config-api

cluster-dns-operator

cluster-etcd-operator

cluster-ingress-operator

cluster-kube-controller-manager-operator

cluster-kube-storage-version-migrator-operator

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-openshift-apiserver-operator

cluster-openshift-controller-manager-operator

cluster-storage-operator

cluster-version-operator

console

console-operator

csi-external-attacher

csi-external-resizer

csi-external-snapshot-metadata

csi-external-snapshotter, csi-snapshot-controller

driver-toolkit

gcp-machine-controllers

gcp-pd-csi-driver-operator

haproxy-router

hyperkube, kube-proxy, pod

hypershift

insights-operator

ironic

keepalived-ipfailover

machine-api-operator

machine-config-operator

monitoring-plugin

multus-networkpolicy

network-tools

networking-console-plugin

oauth-apiserver

oc-mirror

olm-catalogd, olm-operator-controller

openshift-apiserver

operator-framework-tools, operator-lifecycle-manager, operator-registry

operator-marketplace

ovn-kubernetes, ovn-kubernetes-microshift

prometheus

tests

vsphere-cluster-api-controllers


Node Image Info

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Package List

Full list (564 packages)

Changed:

Extensions

Full list (162 packages)


Red Hat Enterprise Linux CoreOS base layer: 9.6.20250910-0

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