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4.21.0-0.nightly-2025-10-29-225008

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-2025-10-29-225008
Team Approvals:

Tests:

Upgrades from:


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Changes from 4.21.0-0.nightly-2025-10-27-085201

Created: 2025-10-29 22:53:04 +0000 UTC

Image Digest: sha256:1deaba6adb218170b6115aa3b734d2b2012869c8f5194092cf9e968ec27012de

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
IngressControllerDynamicConfigurationManager
(0 tests)
Disabled Disabled Enabled Enabled Disabled
(Changed)
Disabled
(Changed)
OSStreams
(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-utils

aws-cloud-controller-manager

aws-machine-controllers

cloud-credential-operator

cluster-capi-operator

cluster-config-api

cluster-control-plane-machine-set-operator

cluster-etcd-operator

cluster-machine-approver

cluster-monitoring-operator

cluster-node-tuning-operator

cluster-olm-operator

cluster-storage-operator

console

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

etcd

gcp-pd-csi-driver

hyperkube, kube-proxy, pod

hypershift

insights-operator

ironic

ironic-agent

machine-config-operator

monitoring-plugin

operator-marketplace

ovn-kubernetes, ovn-kubernetes-microshift

service-ca-operator

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: 9.6.20251027-0

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