4.21.0-0.nightly-s390x-2026-05-27-151250

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-2026-05-27-151250

Team Approvals:

Tests:

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

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Changes from 4.21.0-0.nightly-s390x-2026-05-27-091250

Created: 2026-05-27 15:14:07 +0000 UTC

Image Digest: sha256:645a09df91b5152b61effc6a4dfcd650b29080b552a80a40125e228d5163363c

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 sha256:8ec1b9ba3df3ebda58f168d72f2f5b8688e1dc9bb90586c568729b0939a73585
machine-config-operator git 5aabf7cc sha256:e4db2151195109d3cbf6fd8a6db59f719d5d5680066aa473af409f3dce64a8b7
monitoring-plugin git 462c7889 sha256:9e857308fcf1bee22a145c4add27750684da2281cabb7cc8bd16f2413e7f5c47
networking-console-plugin git 268037d7 sha256:44e8e5e4ed4d42ef36e7d6c3e47d6043596730fd5729b4d551df84e8544906a7
rhel-coreos git 10f1a2e7 sha256:62869cfc68d3e05f842b8243e0ca10d703592f4f1bd627d4496c55e1d589782a
rhel-coreos-10 git 10f1a2e7 sha256:a1f658f135a928bf04601330c0c2b21ac6289f29bd8509a74aa25d6bb0d0791d
rhel-coreos-10-extensions git 10f1a2e7 sha256:7a38af000317f7958e9cf8b6f1f3e918eeb8c1b588ca34220ee3afc467af3837
rhel-coreos-extensions git 10f1a2e7 sha256:166a6da2e22ba0c38adfb646f999774645028bd6919da67cf798def45afa4ed3
tools git fdf8daba sha256:b6ac46a305a8616bd11c7879feee47d945385d74803a9f084c780653cda067ce

OCPBUGS-86314: Show empty state instead of 403 error for users without projects #16478
Full changelog

OCPBUGS-86477: [release-4.21] add CP pull-secret watches for in-place propagation #8583
Full changelog

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