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4.21.0-0.nightly-2025-11-28-022457

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-2025-11-28-022457
Team Approvals:

Tests:

Upgrades from:


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Changes from 4.21.0-0.nightly-2025-11-22-193140

Created: 2025-11-28 02:26:46 +0000 UTC

Image Digest: sha256:78e6cd6383aa8f2f6571ad051974e7420d5c400386cd7ed21dc8ad0981a0e3e6

Components

FeatureGate Changes

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

Rebuilt images without code change

agent-installer-api-server

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

agent-installer-node-agent

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

azure-file-csi-driver

baremetal-installer

baremetal-runtimecfg

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cluster-authentication-operator

cluster-baremetal-operator

cluster-config-api

cluster-config-operator

cluster-control-plane-machine-set-operator

cluster-etcd-operator

cluster-ingress-operator

cluster-kube-apiserver-operator

cluster-kube-controller-manager-operator

cluster-kube-scheduler-operator

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-samples-operator

cluster-version-operator

console

console-operator

container-networking-plugins, containernetworking-plugins-microshift

coredns

csi-driver-nfs

gcp-machine-controllers

gcp-pd-csi-driver-operator

haproxy-router

hyperkube, kube-proxy, pod

hypershift

insights-operator

insights-runtime-exporter, insights-runtime-extractor

installer, installer-artifacts

ironic

ironic-agent

machine-api-operator

machine-config-operator

monitoring-plugin

multus-cni, multus-cni-microshift

multus-networkpolicy

network-metrics-daemon

network-tools

olm-catalogd, olm-operator-controller

openshift-apiserver

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

ovn-kubernetes, ovn-kubernetes-microshift

prometheus

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

service-ca-operator

telemeter

tests


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: 9.6.20251127-0

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Source code for this page located on github