Description of problem: Run template e2e-aws-upgrade - e2e-aws-upgrade container test expand_less 1h19m28s 2.921 W ns/openshift-apiserver pod/apiserver-4npzt (combined from similar events): MountVolume.SetUp failed for volume "client-ca" : Get https://api-int.ci-op-kqtv091h-45560.origin-ci-int-aws.dev.rhcloud.com:6443/api/v1/namespaces/openshift-apiserver/configmaps/client-ca: read tcp 10.0.142.211:58126->10.0.140.36:6443: use of closed network connection Sep 23 08:28:32.922 W ns/openshift-service-ca pod/service-serving-cert-signer-64db55fdd-gbfn2 (combined from similar events): MountVolume.SetUp failed for volume "config" : Get https://api-int.ci-op-kqtv091h-45560.origin-ci-int-aws.dev.rhcloud.com:6443/api/v1/namespaces/openshift-service-ca/configmaps/service-serving-cert-signer-config: read tcp 10.0.159.41:56110->10.0.150.125:6443: use of closed network connection (10 times) Sep 23 08:28:32.922 W ns/openshift-apiserver pod/apiserver-4npzt (combined from similar events): MountVolume.SetUp failed for volume "openshift-apiserver-sa-token-ln7w5" : Get https://api-int.ci-op-kqtv091h-45560.origin-ci-int-aws.dev.rhcloud.com:6443/api/v1/namespaces/openshift-apiserver/secrets/openshift-apiserver-sa-token-ln7w5: read tcp 10.0.142.211:58126->10.0.140.36:6443: use of closed network connection (2 times) Sep 23 08:28:32.922 W ns/openshift-service-ca pod/apiservice-cabundle-injector-846c557686-7v4k9 (combined from similar events): MountVolume.SetUp failed for volume "config" : Get https://api-int.ci-op-kqtv091h-45560.origin-ci-int-aws.dev.rhcloud.com:6443/api/v1/namespaces/openshift-service-ca/configmaps/apiservice-cabundle-injector-config: read tcp 10.0.159.41:56110->10.0.150.125:6443: use of closed network connection (4 times) Sep 23 08:30:34.418 I test="[Disruptive] Cluster upgrade should maintain a functioning cluster [Feature:ClusterUpgrade] [Suite:openshift] [Serial]" failed Failing tests: [Disruptive] Cluster upgrade should maintain a functioning cluster [Feature:ClusterUpgrade] [Suite:openshift] [Serial] Writing JUnit report to /tmp/artifacts/junit/junit_e2e_20190923-083034.xml error: 1 fail, 0 pass, 0 skip (1h19m16s)
These look to be networking issues not an MCO issue, please add more info/links/logs so people can troubleshoot.
This one can be closed too, since it Bug 1754523 can be used for it. The tracker thing I tried earlier didn't hold here. Sorry about the noise. *** This bug has been marked as a duplicate of bug 1754523 ***