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4.21.0-0.nightly-2025-08-25-151133

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-2025-08-25-151133
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Changes from 4.21.0-0.nightly-2025-08-21-174556

Created: 2025-08-25 15:13:10 +0000 UTC

Image Digest: sha256:fa264de299bcda5c5f87d27d8e1c343dfa12dddbd11e0edb45d55a6b755d9b5b

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
ImageVolume
(7 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
ClusterVersionOperatorConfiguration
(0 tests)
Disabled Disabled Enabled Enabled Enabled
(Changed)
Enabled
(Changed)

New images

Rebuilt images without code change

agent-installer-api-server

agent-installer-orchestrator

agent-installer-utils

aws-cluster-api-controllers

baremetal-installer, installer, installer-artifacts

cluster-autoscaler

cluster-autoscaler-operator

cluster-baremetal-operator

cluster-capi-operator

cluster-config-api

cluster-ingress-operator

cluster-kube-apiserver-operator

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-openshift-apiserver-operator

cluster-storage-operator

console

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

hyperkube, kube-proxy, pod

hypershift

ironic

ironic-agent

machine-api-operator

machine-image-customization-controller

oauth-apiserver

olm-catalogd, olm-operator-controller

openshift-apiserver

openstack-machine-api-provider

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

powervs-block-csi-driver-operator

service-ca-operator

tests


Node Image Info

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Package List

Full list (564 packages)

Extensions

Full list (162 packages)


Red Hat Enterprise Linux CoreOS base layer: 9.6.20250815-0

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