4.21.0-0.nightly-s390x-2026-05-26-205558

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp-s390x/release-s390x:4.21.0-0.nightly-s390x-2026-05-26-205558

Team Approvals:

Tests:

Informing jobs
- e2e-s390x Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-ovn-remote-libvirt-s390x
- install-analysis-all Failed periodic-ci-openshift-multiarch-main-nightly-4.21-install-analysis-all-s390x

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Changes from 4.21.0-0.nightly-s390x-2026-05-26-145558

Created: 2026-05-26 20:57:15 +0000 UTC

Image Digest: sha256:cfbb6592a8dfd319919e3c01c45a3d31e17c90a5d6add723fcdb9b432342a7c1

Kubectl 1.34.1
Kubernetes 1.34.8
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS 10.2.20260521-0

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.

cluster-node-tuning-operator git a6f7d8ab sha256:ff534383b87b51bca428bda7e64ce3ede35328dc660951ad57e3ba57198e211f
console git 1d970d00 sha256:0d40b414f0521debd24823c8e82df0ebf0fd27d5455e5a72e8a9b5b283030ab8
insights-operator git 2bc8825a sha256:e68ef411628aa1cdb008a14c9d0f4821923671fb17894fd9b70600f8eb12b3e2
monitoring-plugin git 462c7889 sha256:8492a46fa8b8c3557862896385200c5abab40a992c3720f11083bfeb06454932
network-tools git d6717e45 sha256:728d9fee8a4a53910fa353703914a3255c894ddf214d3831506477367f1c4d24
networking-console-plugin git 268037d7 sha256:087d091257a65b60582182134a8a06f043ce024fe864bb89b454425a26cb2a62
rhel-coreos git 10f1a2e7 sha256:b121d2e6491499fdbc135b93aa1ff5bb6bd5a2ca5161430e9ff8e7996fdaa005
rhel-coreos-10 git 10f1a2e7 sha256:38ebf6e8960f2a687f9ac9881e7d04776093e385478dc0f45457eba3d2a318da
rhel-coreos-10-extensions git 10f1a2e7 sha256:fd3a684a60dbbdc8a5d18392dd83b59f7d3b8fc270780d67288ba75b38c9ceb4
rhel-coreos-extensions git 10f1a2e7 sha256:4bcbad64bf9cffa88e57893e3a9e5e56435b09044290be051627380021bf7799
tests git c2da98a5 sha256:5e7f3ae67eb8cbc2babcd9958f578602f16f3d819291dfecabbffa69df6a808b
tools git fdf8daba sha256:e3926e9838dd0d17e85a9fbab701872e1def5c064df9d3325802698c320d7244

OCPBUGS-86493: Add labelSelector to MachineSet status for scale subresource #2857
Full changelog

OCPBUGS-86119: Add unit and e2e test coverage for cert rotation redeployment #1162
Full changelog

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