Description of problem: 'oc get all' take more time to get response and there is error "no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" Version-Release number of selected component (if applicable): oc v4.0.0-0.74.0 kubernetes v1.11.0+d4cacc0 features: Basic-Auth GSSAPI Kerberos SPNEGO How reproducible: Always Steps to Reproduce: 1.oc get all --loglevel=5 [yapei@console ~]$ oc get all --loglevel=5 I1128 15:15:29.563838 15056 discovery.go:215] Invalidating discovery information I1128 15:15:54.528950 15056 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME READY STATUS RESTARTS AGE pod/console-operator-7c98cc9ff9-l86g6 1/1 Running 0 1d I1128 15:15:54.529170 15056 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE deployment.apps/console-operator 1 1 1 1 1d I1128 15:15:54.529419 15056 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME DESIRED CURRENT READY AGE 2.Compared to oc v4.0.0-0.74.0, use oc v4.0.0-0.66.0 for this step [root@hp-sl390s-01 installer]# oc get all --loglevel=5 I1128 02:18:51.517444 14225 discovery.go:215] Invalidating discovery information I1128 02:18:51.916373 14225 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME READY STATUS RESTARTS AGE pod/catalog-operator-57fd77c575-zmv7z 1/1 Running 2 3h pod/olm-operator-567d7cc597-s76kc 1/1 Running 2 3h pod/package-server-646f8d7fbc-5lwp9 1/1 Running 2 3h I1128 02:18:51.916674 14225 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/package-server ClusterIP 172.30.229.120 <none> 443/TCP 3h I1128 02:18:51.916853 14225 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE deployment.apps/catalog-operator 1 1 1 1 3h deployment.apps/olm-operator 1 1 1 1 3h deployment.apps/package-server 1 1 1 1 3h I1128 02:18:51.917103 14225 get.go:443] no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" NAME DESIRED CURRENT READY AGE replicaset.apps/catalog-operator-57fd77c575 1 1 1 3h .....snipped.... Actual results: 1. 'oc get all' takes approximately 30 seconds to return the result 2. 'oc get all' returns result quickly for both versions, there is an error "no kind is registered for the type v1beta1.Table in scheme "k8s.io/kubernetes/pkg/api/legacyscheme/scheme.go:29" Expected results: 1. It should not take a so long time to return result Additional info:
As of release 3.12, `oc get` makes use of server-side printing by default [1]. This means that instead of having the server send back a list of api resources, it instead sends back a "Table" object containing the columns and rows for `oc` to display. The error you are seeing is logged here [2]. In order to maintain compatibility between newer clients against servers that don't send back a Table object, `oc get` treats the object sent back from the server as a non-Table object, which it must convert to an internal version before printing. For newer servers that do reply back with a Table object, this conversion will always fail. Because we cannot guarantee that the error returned will always be caused by a Table object (it could be that we are talking to an old server which replied with a PodList, for example, and that conversion failed for some other reason), we have chosen to keep that log there. That conversion will be removed altogether in a future version once we no longer need to support old servers that might reply with a non-Table response. 1. https://kubernetes.io/docs/reference/kubectl/overview/#server-side-columns 2. https://github.com/openshift/origin/blob/master/vendor/k8s.io/kubernetes/pkg/kubectl/cmd/get/get.go#L443
Thank you Juan