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4.21.0-okd-scos.ec.3

Download installer and client with:

oc adm release extract --tools quay.io/okd/scos-release:4.21.0-okd-scos.ec.3
Team Approvals:

Tests:

Upgrades from:

Untested upgrades: 4.21.0-0.okd-scos-2025-10-10-024505, 4.21.0-0.okd-scos-2025-10-10-144505, 4.21.0-0.okd-scos-2025-10-11-024505, 4.21.0-0.okd-scos-2025-10-11-144505, 4.21.0-0.okd-scos-2025-10-12-024505, 4.21.0-okd-scos.ec.1

Changes from 4.21.0-okd-scos.ec.2

Created: 2025-10-13 05:00:35 +0000 UTC

Image Digest: sha256:8511215e7c953d3a0697bee011dee820950383b6680e4e8fce30d64190ec6b2b

Release 4.21.0-okd-scos.ec.3 was created from registry.ci.openshift.org/origin/release-scos:4.21.0-0.okd-scos-2025-10-12-024505

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
IngressControllerLBSubnetsAWS
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
SetEIPForNLBIngressController
(0 tests)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
Unconditionally Enabled
(Changed)
ExternalOIDCWithUIDAndExtraClaimMappings
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
VolumeAttributesClass
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
ExternalOIDC
(0 tests)
Enabled Enabled
(Changed)
Enabled Enabled Enabled Enabled
EventTTL
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
ManagedBootImagesCPMS
(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

apiserver-network-proxy

aws-cluster-api-controllers

aws-ebs-csi-driver

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-pod-identity-webhook

azure-cloud-controller-manager, azure-cloud-node-manager

azure-disk-csi-driver

azure-file-csi-driver

azure-machine-controllers

azure-service-operator

baremetal-cluster-api-controllers

baremetal-installer, installer, installer-artifacts

baremetal-operator

baremetal-runtimecfg

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cloud-network-config-controller

cluster-autoscaler-operator

cluster-baremetal-operator

cluster-capi-operator

cluster-config-api

cluster-config-operator

cluster-etcd-operator

cluster-image-registry-operator

cluster-ingress-operator

cluster-kube-apiserver-operator

cluster-kube-controller-manager-operator

cluster-kube-scheduler-operator

cluster-kube-storage-version-migrator-operator

cluster-machine-approver

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-olm-operator

cluster-openshift-apiserver-operator

cluster-openshift-controller-manager-operator

cluster-policy-controller

cluster-samples-operator

cluster-storage-operator

cluster-version-operator

console

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

csi-driver-nfs

csi-external-provisioner

csi-external-resizer

csi-external-snapshotter, csi-snapshot-controller

csi-livenessprobe

csi-node-driver-registrar

etcd, installer-etcd-artifacts

gcp-machine-controllers

gcp-pd-csi-driver

gcp-workload-identity-federation-webhook

haproxy-router

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

hypershift

ibm-cloud-controller-manager

ibmcloud-cluster-api-controllers

ibmcloud-machine-controllers

insights-operator

insights-runtime-exporter, insights-runtime-extractor

ironic-agent

ironic-machine-os-downloader

ironic-static-ip-manager

kube-metrics-server

kube-state-metrics

kube-storage-version-migrator

machine-config-operator

machine-image-customization-controller

machine-os-images

monitoring-plugin

must-gather

network-tools

networking-console-plugin

oc-mirror

olm-catalogd, olm-operator-controller

openshift-state-metrics

openstack-cluster-api-controllers

ovn-kubernetes, ovn-kubernetes-microshift

powervs-cloud-controller-manager

prom-label-proxy

prometheus

prometheus-alertmanager

prometheus-config-reloader, prometheus-operator, prometheus-operator-admission-webhook

route-controller-manager

stream-coreos, stream-coreos-extensions

tests

volume-data-source-validator

vsphere-problem-detector


Node Image Info

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Package List

Full list (575 packages)

Changed:

Extensions

Full list (48 packages)


CentOS Stream CoreOS base layer: 10.0.20251003-0

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Source code for this page located on github