PullSpec:
quay.io/openshift-release-dev/ocp-release:4.21.39-multi
Qualifiers (status api): None
Tests:
Upgrades from:
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Created: 2026-10-16 13:21:10 +0000 UTC
Image Digest: sha256:9d947dfc54de8e7022500ede9f6bb6e1c73244629736f4748a04f0ecfe5f72a3
Release 4.21.39 was created from quay.io/openshift-release-dev/ocp-release-nightly@sha256:70ad74891536e3dbbf29be2e1f95b5ec44f5ba72139e619a09fdbe5b7c3ccdd1
The CoreOS links above are for the base CoreOS layer used to build the OpenShift node image and do not contain OpenShift components. This is normally only useful to devs working closely with the CoreOS team. For info about the node image, see the Node Image Info section.
| FeatureGate | Default Hypershift |
Default SelfManagedHA |
DevPreviewNoUpgrade Hypershift |
DevPreviewNoUpgrade SelfManagedHA |
OKD Hypershift |
OKD SelfManagedHA |
TechPreviewNoUpgrade Hypershift |
TechPreviewNoUpgrade SelfManagedHA |
|---|---|---|---|---|---|---|---|---|
| AWSEuropeanSovereignCloudInstall (0 tests) |
Unconditionally Enabled (Changed) |
Unconditionally Enabled (Changed) |
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| AdditionalStorageConfig (0 tests) |
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| CRIOCredentialProviderConfig (0 tests) |
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| ClusterAPIComputeInstall (0 tests) |
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| ClusterAPIControlPlaneInstall (0 tests) |
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| ClusterAPIMachineManagementAWS (0 tests) |
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| ClusterAPIMachineManagementAzure (0 tests) |
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| ClusterAPIMachineManagementBareMetal (0 tests) |
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| ClusterAPIMachineManagementGCP (0 tests) |
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| ClusterAPIMachineManagementOpenStack (0 tests) |
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| ClusterAPIMachineManagementPowerVS (0 tests) |
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| ClusterUpdateAcceptRisks (0 tests) |
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| ClusterUpdatePreflight (0 tests) |
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| ConfidentialCluster (0 tests) |
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| ConfigurablePKI (0 tests) |
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| DRAPartitionableDevices (0 tests) |
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| EVPN (0 tests) |
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| ExternalOIDCExternalClaimsSourcing (0 tests) |
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| ExternalOIDCWithUpstreamParity (0 tests) |
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| GCPSovereignCloudInstall (0 tests) |
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| MachineAPIMigrationAWS (0 tests) |
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| MachineAPIMigrationOpenStack (0 tests) |
Unconditionally Enabled (Changed) |
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| MachineAPIMigrationVSphere (0 tests) |
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| NetworkConnect (0 tests) |
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| NewOLMConfigAPI (0 tests) |
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| NoOverlayMode (0 tests) |
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| TLSAdherence (0 tests) |
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| AzureClusterHostedDNSInstall (0 tests) |
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| BootImageSkewEnforcement (0 tests) |
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| DualReplica (0 tests) |
Disabled (Changed) |
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| InsightsConfig (0 tests) |
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| InsightsOnDemandDataGather (0 tests) |
Disabled (Changed) |
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| ManagedBootImagesCPMS (0 tests) |
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| MutableCSINodeAllocatableCount (0 tests) |
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| VSphereHostVMGroupZonal (0 tests) |
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| VSphereMixedNodeEnv (0 tests) |
Disabled (Changed) |
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| AWSServiceLBNetworkSecurityGroup (0 tests) |
Disabled | Disabled (Changed) |
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Enabled | Enabled |
| NoRegistryClusterInstall (0 tests) |
Disabled | Disabled (Changed) |
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| AdditionalRoutingCapabilities (0 tests) |
Enabled (New) |
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Enabled (New) |
| AdminNetworkPolicy (0 tests) |
Enabled (New) |
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| AlibabaPlatform (0 tests) |
Enabled (New) |
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| CPMSMachineNamePrefix (0 tests) |
Enabled (New) |
Enabled (New) |
Enabled (New) |
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| GCPClusterHostedDNSInstall (0 tests) |
Enabled (New) |
Enabled (New) |
Enabled (New) |
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Enabled (New) |
Enabled (New) |
| GatewayAPI (0 tests) |
Enabled (New) |
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| GatewayAPIController (0 tests) |
Enabled (New) |
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| HighlyAvailableArbiter (0 tests) |
Enabled (New) |
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| ImageVolume (0 tests) |
Enabled (New) |
Enabled (New) |
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| MachineConfigNodes (0 tests) |
Enabled (New) |
Enabled (New) |
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| ManagedBootImages (0 tests) |
Enabled (New) |
Enabled (New) |
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Enabled (New) |
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| ManagedBootImagesAWS (0 tests) |
Enabled (New) |
Enabled (New) |
Enabled (New) |
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Not Available (Changed) |
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Enabled (New) |
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| ManagedBootImagesAzure (0 tests) |
Enabled (New) |
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| ManagedBootImagesvSphere (0 tests) |
Enabled (New) |
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| NetworkDiagnosticsConfig (0 tests) |
Enabled (New) |
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| NetworkLiveMigration (0 tests) |
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| NetworkSegmentation (0 tests) |
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| PinnedImages (0 tests) |
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| PreconfiguredUDNAddresses (0 tests) |
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| ProcMountType (0 tests) |
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| RouteAdvertisements (0 tests) |
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| VolumeAttributesClass (0 tests) |
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| ClusterAPIMachineManagementVSphere (0 tests) |
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| NewOLMBoxCutterRuntime (0 tests) |
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| GCPClusterHostedDNS (0 tests) |
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| TranslateStreamCloseWebsocketRequests (0 tests) |
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kube_pod_labels in minimal profile #2797yarn dedupe #16075--delete-if-present for karg removal #6058NodeDegraded MCN condition when node state annotation is set to Degraded #5554webhookURL secret for MSTeams receiver in AlertmanagerConfig CRD #359Loading node image info, this may take a while ...
rhel-coreos)Full list (565 packages)
Full list (162 packages)
rhel-coreos-10)Full list (489 packages)
Full list (207 packages)
Red Hat Enterprise Linux CoreOS base layer: 10.2.20260521-0
OCPBUGS-87873: Add support for hermetic builds via Cachi2 prefetched CoreOS base layer: ISOs #97
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