At the moment azure-cloud-node-manager DaemonSet does not specify maxUnavailable parameter. Respective test (https://github.com/openshift/origin/blob/master/test/extended/operators/daemon_set.go#L41) constantly failing on azure platform.
verified clusterversion: 4.9.0-0.nightly-2021-08-16-154237 Checked on an azure cluster, maxUnavailable parameter has beed added to daemonSet $ oc edit ds azure-cloud-node-manager -n openshift-cloud-controller-manager updateStrategy: rollingUpdate: maxSurge: 0 maxUnavailable: 10% type: RollingUpdate
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.9.0 bug fix and security update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:3759