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4.21.0-0.nightly-2025-09-08-210909

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-2025-09-08-210909
Team Approvals:

Tests:

Upgrades from:


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Changes from 4.20.0-0.nightly-2025-09-01-101753

Created: 2025-09-08 21:10:46 +0000 UTC

Image Digest: sha256:26ec4bb580f3be1ceb9ecf93fe720228ae8a692991d31b68de93b9b38f8aae6e

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
AWSDualStackInstall
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
AzureDualStackInstall
(0 tests)
Enabled
(New)
Enabled
(New)
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

baremetal-installer, installer, installer-artifacts

baremetal-operator

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cluster-baremetal-operator

cluster-capi-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-storage-operator

cluster-version-operator

console

console-operator

haproxy-router

hyperkube, kube-proxy, pod

hypershift

insights-operator

ironic

keepalived-ipfailover

machine-api-operator

machine-config-operator

monitoring-plugin

multus-networkpolicy

network-interface-bond-cni

oauth-apiserver

olm-catalogd, olm-operator-controller

openshift-apiserver

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

operator-marketplace

prometheus

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: 9.6.20250908-0

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