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4.21.0-okd-scos.ec.5

Download installer and client with:

oc adm release extract --tools quay.io/okd/scos-release:4.21.0-okd-scos.ec.5
Team Approvals:

Tests:

Upgrades from:

Untested upgrades: 4.21.0-0.okd-scos-2025-10-17-100629, 4.21.0-0.okd-scos-2025-10-24-233430, 4.21.0-0.okd-scos-2025-10-25-115748, 4.21.0-0.okd-scos-2025-10-25-235748, 4.21.0-0.okd-scos-2025-10-26-115748, 4.21.0-okd-scos.ec.1, 4.21.0-okd-scos.ec.2

Upgrades to:


Changes from 4.21.0-okd-scos.ec.3

Created: 2025-10-27 05:00:38 +0000 UTC

Image Digest: sha256:0030ec8db4483c756fd8c2f7b9f61bfd5bc7285206edc7f196fac2b197baa9f0

Release 4.21.0-okd-scos.ec.5 was created from registry.ci.openshift.org/origin/release-scos:4.21.0-0.okd-scos-2025-10-26-115748

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
ManagedBootImagesAzure
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
ManagedBootImagesvSphere
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
PreconfiguredUDNAddresses
(0 tests)
Enabled
(Changed)
Enabled
(Changed)
Enabled Enabled Enabled Enabled
NewOLMWebhookProviderOpenshiftServiceCA
(0 tests)
Disabled Enabled
(Changed)
Disabled Enabled Disabled Enabled
MutableCSINodeAllocatableCount
(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

aws-cloud-controller-manager

aws-cluster-api-controllers

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-karpenter-provider-aws

aws-kms-encryption-provider

aws-machine-controllers

aws-pod-identity-webhook

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

azure-cluster-api-controllers

azure-machine-controllers

azure-workload-identity-webhook

baremetal-installer, installer, installer-artifacts

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cloud-network-config-controller

cluster-authentication-operator

cluster-autoscaler

cluster-autoscaler-operator

cluster-bootstrap

cluster-capi-controllers

cluster-capi-operator

cluster-cloud-controller-manager-operator

cluster-config-api

cluster-control-plane-machine-set-operator

cluster-etcd-operator

cluster-ingress-operator

cluster-kube-apiserver-operator

cluster-kube-cluster-api-operator

cluster-kube-controller-manager-operator

cluster-kube-scheduler-operator

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-olm-operator

cluster-openshift-controller-manager-operator

cluster-samples-operator

cluster-storage-operator

cluster-version-operator

configmap-reloader

console

console-operator

container-networking-plugins, containernetworking-plugins-microshift

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

docker-builder

docker-registry

gcp-cloud-controller-manager

gcp-cluster-api-controllers

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

hypershift

insights-operator

insights-runtime-exporter, insights-runtime-extractor

ironic

ironic-agent

keepalived-ipfailover

kube-rbac-proxy

kubevirt-csi-driver

machine-api-operator

machine-config-operator

metallb-frr

monitoring-plugin

multus-admission-controller

network-interface-bond-cni

network-metrics-daemon

network-tools

networking-console-plugin

nutanix-cloud-controller-manager

nutanix-machine-controllers

oauth-apiserver

oauth-proxy

oauth-server

oc-mirror

olm-catalogd, olm-operator-controller

openshift-apiserver

openshift-controller-manager

openstack-cluster-api-controllers

openstack-machine-api-provider

openstack-resource-controller

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

operator-marketplace

ovn-kubernetes, ovn-kubernetes-microshift

powervs-block-csi-driver-operator

powervs-machine-controllers

prometheus

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

service-ca-operator

tests

vsphere-cloud-controller-manager

vsphere-cluster-api-controllers

vsphere-csi-driver-operator

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: 10.0.20251023-0

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Source code for this page located on github