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4.21.0-0.ci-2025-10-09-014814

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-2025-10-09-014814
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Changes from 4.20.0-0.ci-2025-10-08-221306

Created: 2025-10-09 01:48:44 +0000 UTC

Image Digest: sha256:c5695221ad5dd8009e0ae2b603d0b3167bb0254b35cf048e1d19803747913eaa

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
IngressControllerLBSubnetsAWS
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
InsightsConfigAPI
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
NodeSwap
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
SetEIPForNLBIngressController
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
ExternalOIDCWithUIDAndExtraClaimMappings
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
GCPClusterHostedDNSInstall
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
OpenShiftPodSecurityAdmission
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
VolumeAttributesClass
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
ExternalOIDC
(0 tests)
Enabled 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)
CBORServingAndStorage
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ClientsAllowCBOR
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ClientsPreferCBOR
(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)

New images

Removed images

Rebuilt images without code change

agent-installer-api-server

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

agent-installer-node-agent

agent-installer-utils

apiserver-network-proxy

aws-cloud-controller-manager

aws-cluster-api-controllers

aws-ebs-csi-driver

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-pod-identity-webhook

azure-cloud-controller-manager, azure-cloud-node-manager

azure-cluster-api-controllers

azure-disk-csi-driver

azure-file-csi-driver

azure-machine-controllers

azure-service-operator

baremetal-cluster-api-controllers

baremetal-installer, installer, installer-artifacts

baremetal-machine-controllers

baremetal-operator

baremetal-runtimecfg

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cloud-network-config-controller

cluster-authentication-operator

cluster-autoscaler

cluster-baremetal-operator

cluster-capi-controllers

cluster-capi-operator

cluster-cloud-controller-manager-operator

cluster-config-api

cluster-config-operator

cluster-control-plane-machine-set-operator

cluster-csi-snapshot-controller-operator

cluster-dns-operator

cluster-etcd-operator

cluster-image-registry-operator

cluster-ingress-operator

cluster-kube-apiserver-operator

cluster-kube-cluster-api-operator

cluster-kube-controller-manager-operator

cluster-kube-scheduler-operator

cluster-kube-storage-version-migrator-operator

cluster-machine-approver

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-olm-operator

cluster-openshift-apiserver-operator

cluster-openshift-controller-manager-operator

cluster-policy-controller

cluster-samples-operator

cluster-storage-operator

cluster-update-keys

cluster-version-operator

console

console-operator

coredns

csi-driver-manila, openstack-cinder-csi-driver, openstack-cloud-controller-manager

csi-driver-nfs

csi-external-attacher

csi-external-provisioner

csi-external-resizer

csi-external-snapshot-metadata

csi-external-snapshotter, csi-snapshot-controller

csi-livenessprobe

csi-node-driver-registrar

docker-registry

driver-toolkit

etcd, installer-etcd-artifacts

gcp-cloud-controller-manager

gcp-cluster-api-controllers

gcp-machine-controllers

gcp-pd-csi-driver

gcp-pd-csi-driver-operator

gcp-workload-identity-federation-webhook

haproxy-router

hyperkube, installer-kube-apiserver-artifacts, kube-proxy, pod

hypershift

ibm-cloud-controller-manager

ibm-vpc-block-csi-driver

ibm-vpc-block-csi-driver-operator

ibmcloud-cluster-api-controllers

ibmcloud-machine-controllers

insights-operator

insights-runtime-exporter, insights-runtime-extractor

ironic

ironic-agent

ironic-machine-os-downloader

ironic-static-ip-manager

keepalived-ipfailover

kube-rbac-proxy

kube-state-metrics

kube-storage-version-migrator

machine-api-operator

machine-config-operator

machine-image-customization-controller

machine-os-images

monitoring-plugin

multus-networkpolicy

must-gather

network-tools

networking-console-plugin

nutanix-cloud-controller-manager

nutanix-machine-controllers

oauth-apiserver

oc-mirror

olm-catalogd, olm-operator-controller

openshift-apiserver

openshift-controller-manager

openstack-cluster-api-controllers

openstack-machine-api-provider

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

operator-marketplace

ovn-kubernetes, ovn-kubernetes-microshift

powervs-block-csi-driver

powervs-block-csi-driver-operator

prom-label-proxy

prometheus

prometheus-alertmanager

prometheus-config-reloader, prometheus-operator, prometheus-operator-admission-webhook

prometheus-node-exporter

rhel-coreos, rhel-coreos-extensions

route-controller-manager

service-ca-operator

telemeter

tests

thanos

volume-data-source-validator

vsphere-cloud-controller-manager

vsphere-cluster-api-controllers

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

vsphere-csi-driver-operator

vsphere-problem-detector


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: 9.6.20251008-0

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Source code for this page located on github