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4.21.0-0.ci-2025-09-15-141109

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.ci-2025-09-15-141109
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Changes from 4.21.0-0.ci-2025-09-13-184910

Created: 2025-09-15 14:11:29 +0000 UTC

Image Digest: sha256:de222f42274308c7b1595a6e54bcca320985b7902daa8d198c5544cd1b21b879

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
CBORServingAndStorage
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ClientsAllowCBOR
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ClientsPreferCBOR
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)

Rebuilt images without code change

agent-installer-api-server

cli, cli-artifacts, deployer, tools

cluster-config-api

cluster-monitoring-operator

hyperkube, installer-kube-apiserver-artifacts, kube-proxy, pod

hypershift

ironic

monitoring-plugin

networking-console-plugin

olm-catalogd, olm-operator-controller

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

prometheus-node-exporter

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: 9.6.20250911-0

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