This will improve disruption metrics against oauth-apis.
Refer to the PR change, if any apiserver is reached, will log following message, openshift-oauth-apiserver is the newly added, that means its name will appear in the log. ... case <-reachedAggregatedAPIServer: end := time.Now() klog.Infof("reached %s via SDN after %v milliseconds", c.namespace, end.Sub(start).Milliseconds()) return } Verification steps: $ oc get clusterversion NAME VERSION AVAILABLE PROGRESSING SINCE STATUS version 4.7.0-0.nightly-2020-10-27-051128 True False 3h16m Cluster version is 4.7.0-0.nightly-2020-10-27-051128 $ oc debug node/<master> sh-4.4# cd /var/log/pods sh-4.4# grep -nr 'reached.*via SDN after.*milliseconds' openshift-* openshift-kube-apiserver_kube-apiserver-ip-10-0-156-84.us-east-2.compute.internal_d84d633fd46024814dae5bf118e3dae8/kube-apiserver/0.log:691:2020-10-30T00:22:14.946911601+00:00 stderr F I1030 00:22:14.946819 18 sdn_readyz_wait.go:143] reached openshift-apiserver via SDN after 142 milliseconds openshift-kube-apiserver_kube-apiserver-ip-10-0-156-84.us-east-2.compute.internal_d84d633fd46024814dae5bf118e3dae8/kube-apiserver/0.log:692:2020-10-30T00:22:14.962316689+00:00 stderr F I1030 00:22:14.962251 18 sdn_readyz_wait.go:143] reached openshift-oauth-apiserver via SDN after 157 milliseconds openshift-kube-apiserver_kube-apiserver-ip-10-0-156-84.us-east-2.compute.internal_d84d633fd46024814dae5bf118e3dae8/kube-apiserver/0.log:6822:2020-10-30T00:41:04.689130636+00:00 stderr F I1030 00:41:04.689050 19 sdn_readyz_wait.go:143] reached openshift-oauth-apiserver via SDN after 104 milliseconds openshift-kube-apiserver_kube-apiserver-ip-10-0-156-84.us-east-2.compute.internal_d84d633fd46024814dae5bf118e3dae8/kube-apiserver/0.log:6826:2020-10-30T00:41:04.698068644+00:00 stderr F I1030 00:41:04.697679 19 sdn_readyz_wait.go:143] reached openshift-apiserver via SDN after 112 milliseconds We can find the above messages includes words 'reached openshift-oauth-apiserver via SDN after', they are we wanted, we couldn't see that in the OCP 4.6 release, so the fix worked well, 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 (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement 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-2020:5633