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-2025-10-16-164738Team Approvals:
Tests:
Upgrades from:
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Created: 2025-10-16 16:50:20 +0000 UTC
Image Digest: sha256:c946f9e6f510c3e8b96215224e7c58df19ec7ec3e0ab2d3ff3ab5425dcb187e0
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 |
---|---|---|---|---|---|---|
ManagedBootImagesAzure (0 tests) |
Enabled (Changed) |
Enabled (Changed) |
Enabled | Enabled | Enabled | Enabled |
sha256:2c666172d2d41eb9ea69b593dbbfc5031487a754ce96b2f3d6a1e41f1f8460a5
sha256:709ce958eb65a78d7d99c5440eda45024ec0d5edfe38be449d9fedcc758d9fac
sha256:8af82909fab2cd1b79599eaf9f5b2751752b8e6d0841b1d50c6992a2c1daf1a4
sha256:1c5f55f6969839ab5a66f093c002c0330489104dd194f1b66d93a3b0a92bea62
sha256:a6caaef9d305ee4b6cac8600a53ab9fdf1f7cc5f5c7141bdc5c71a2ebf3e5c4d
sha256:d20cf2dbb1e4d5a40f4f92720418763fc2886281ebc2b399fb05260835d1eca8
sha256:ed1c112a28c8f5ef7e08cc176e9963acfaa9be08912a410b4b37795b7b180193
sha256:442fc109e0ec4c702bc991d9ca335cd23e028aaefe5f7011677673bcca5a96b6
sha256:f439a7f9e7c445acf836fb7e42720b6349c263caa272423214adb8692fe5fe5d
sha256:50519f089a2909773a0c216bd4f3fc82fcd287c8824addeb9301302668317d1a
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Full list (564 packages)
Full list (162 packages)
Red Hat Enterprise Linux CoreOS base layer: 9.6.20251015-1
Source code for this page located on github