$ oc get clusterversion NAME VERSION AVAILABLE PROGRESSING SINCE STATUS version 4.6.0-0.nightly-2021-02-05-192240 True False 6h51m Cluster version is 4.6.0-0.nightly-2021-02-05-192240 Connect to one master node, oc debug node/<master> sh-4.4# vi kube-apiserver-pod.yaml #Changed some and saved. sh-4.4# date; ps -ef |grep ' kube-apiserver ' | grep -v grep | awk '{print $2}' Sun Feb 7 08:16:12 UTC 2021 3083 3401 Wait for a while, the process id of kube-apiserver were changed. sh-4.4# date; ps -ef |grep ' kube-apiserver ' | grep -v grep | awk '{print $2}' Sun Feb 7 08:25:24 UTC 2021 322029 322065 Checking the termination.log ... I0207 08:18:35.442101 18 controlbuf.go:508] transport: loopyWriter.run returning. connection error: desc = "transport is closing" I0207 08:18:37.260965 18 genericapiserver.go:667] Event(v1.ObjectReference{Kind:"Pod", Namespace:"openshift-kube-apiserver", Name:"kube-apiserver-ip-xxxx-86.us-east-2.compute.internal", UID:"", APIVersion:"v1", ResourceVersion:"", FieldPath:""}): type: 'Normal' reason: 'TerminationGracefulTerminationFinished' All pending requests processed I0207 08:18:37.294318 1 main.go:198] Termination finished with exit code 0 In another terminal console, check if the kube-apiserver has been restarted. $ oc get pods -n openshift-kube-apiserver --show-labels -l apiserver NAME READY STATUS RESTARTS AGE LABELS kube-apiserver-ip-xx-xx-xxx-86.us-east-2.compute.internal 5/5 Running 18 5h6m apiserver=true,app=openshift-kube-apiserver,revision=5 ... Checked the pod describe, ... Events: Type Reason Age From Message ---- ------ ---- ---- ------- Normal Killing 15m kubelet Stopping container kube-apiserver-insecure-readyz Normal Killing 15m kubelet Stopping container kube-apiserver Normal Killing 15m kubelet Stopping container kube-apiserver-cert-regeneration-controller Normal Killing 15m kubelet Stopping container kube-apiserver-check-endpoints Normal Killing 15m kubelet Stopping container kube-apiserver-cert-syncer Normal SandboxChanged 13m kubelet Pod sandbox changed, it will be killed and re-created. Normal Started 13m (x2 over 6h39m) kubelet Started container setup Normal Created 13m (x2 over 6h39m) kubelet Created container setup Normal Pulled 13m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:39ac816c8207ee242ba05606e4e85b7d2328176a4bd518fde05cdf481a60fe52" already present on machine Normal Pulled 12m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:39ac816c8207ee242ba05606e4e85b7d2328176a4bd518fde05cdf481a60fe52" already present on machine Normal Pulled 11m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:7450e4a112aabfa72b58c1733900a0ff9cfb4004601228ad8d5799284bb8b754" already present on machine Normal Started 11m (x2 over 6h39m) kubelet Started container kube-apiserver-cert-regeneration-controller Normal Started 11m (x2 over 6h39m) kubelet Started container kube-apiserver-cert-syncer Normal Created 11m (x2 over 6h39m) kubelet Created container kube-apiserver-insecure-readyz Normal Started 11m (x2 over 6h39m) kubelet Started container kube-apiserver-insecure-readyz Normal Pulled 11m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:7450e4a112aabfa72b58c1733900a0ff9cfb4004601228ad8d5799284bb8b754" already present on machine Normal Created 11m (x2 over 6h39m) kubelet Created container kube-apiserver-check-endpoints Normal Created 11m (x2 over 6h39m) kubelet Created container kube-apiserver-cert-regeneration-controller Normal Created 11m (x2 over 6h39m) kubelet Created container kube-apiserver-cert-syncer Normal Pulled 11m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:7450e4a112aabfa72b58c1733900a0ff9cfb4004601228ad8d5799284bb8b754" already present on machine Normal Started 11m (x2 over 6h39m) kubelet Started container kube-apiserver Normal Created 11m (x2 over 6h39m) kubelet Created container kube-apiserver Normal Pulled 11m (x2 over 6h39m) kubelet Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:7450e4a112aabfa72b58c1733900a0ff9cfb4004601228ad8d5799284bb8b754" already present on machine Normal Started 11m (x2 over 6h39m) kubelet Started container kube-apiserver-check-endpoints After 135s(terminationGracePeriodSeconds), the new kube-apiserver was started, checked the kube-apiserver events, from 13m killed and 11m started, the process is as expected, so move the bug VERIFIED.
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 (OpenShift Container Platform 4.6.17 bug fix 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/RHBA-2021:0424