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-2025-09-15-141109Team Approvals:
Tests:
Upgrades from:
Upgrades to:
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Created: 2025-09-15 14:11:29 +0000 UTC
Image Digest: sha256:de222f42274308c7b1595a6e54bcca320985b7902daa8d198c5544cd1b21b879
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 |
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) |
sha256:f97cd7968280795119a87d184d7c7ec31806fbb89176530690d06c7639ad2f25
sha256:5f29d161cf0dbcf76851e7fca962eaee6004244919007aa710ecf87336b4581b
sha256:97de8e221ed23679fe8d7de2613a8931751333a08c393009d2bff1ce041aa993
sha256:b248a001d400c63bbe61f68ac56ce20533ca56e1b75518c79d268ea0188210f9
sha256:fca30832e02165492bb14bb9f228523658947f31d24db0db6f8089a9ddd097b8
sha256:27784d8f382278d55663ad185cd8ea4c7d2ab8d59f5a020020af70dbde60aa81
sha256:f4e3f808261ac9bd0df67076799dc21ec5abc49653b946d66d07071ad6a0cd04
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Full list (564 packages)
Full list (162 packages)
Red Hat Enterprise Linux CoreOS base layer: 9.6.20250911-0
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