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4.21.0-0.nightly-2025-11-26-083418

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-2025-11-26-083418
Team Approvals:

Tests:

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

Created: 2025-11-26 08:36:12 +0000 UTC

Image Digest: sha256:2dec5cbf0e0bcb6650aa63730f77f96a42e9a783ab6e039e53c43ac4495a5684

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

baremetal-installer

baremetal-runtimecfg

cloud-credential-operator

cluster-authentication-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

console

console-operator

container-networking-plugins, containernetworking-plugins-microshift

csi-driver-nfs

haproxy-router

hypershift

insights-operator

installer, installer-artifacts

ironic

machine-api-operator

machine-config-operator

monitoring-plugin

multus-networkpolicy

network-metrics-daemon

olm-catalogd, olm-operator-controller

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

ovn-kubernetes, ovn-kubernetes-microshift

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: 9.6.20251125-1

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