Hi Don, I've had the issue before as well. Can you double check that you can start a docker image? The next thing to check is your SELinux status which has stopped kubeadm working for me on CentOS 7. I've also had great luck using docker 1.12.6 instead of the 17 series.
Ralph On Wednesday, September 20, 2017 at 6:16:27 PM UTC-4, Don Raikes wrote: > Hello, > > I know I have seen some discussion on this topic both in this group and on > the Kubernetes github issues, but I haven’t found a good solution, so I > thought I would add my experience to the mix. > > Earlier this week, Oraclelinux added Kubernetes support through its yum > repositories. In an effort to try the new goodies, I installed the latest > public repositories and proceeded to follow the installation guide at: > https://docs.oracle.com/cd/E52668_01/E88884/html/index.html > > After installing all the prerequisites, on a fresh installation of > oraclelinux 7.3, as root I ran: > # kubeadm init > > All goes well until: > [apiclient] Created API client, waiting for the control plane to become ready > > At this point the initialization hangs and never completes. I waited over an > hour to see if it would finish but no luck. > > The complete log of my kubeadm init follows: > ---- log ---- > [init] Using Kubernetes version: v1.7.6 > [init] Using Authorization modes: [Node RBAC] > [preflight] Running pre-flight checks > [preflight] Starting the kubelet service > [kubeadm] WARNING: starting in 1.8, tokens expire after 24 hours by default > (if you require a non-expiring token use --token-ttl 0) > [certificates] Generated CA certificate and key. > [certificates] Generated API server certificate and key. > [certificates] API Server serving cert is signed for DNS names [slc14rit > kubernetes kubernetes.default kubernetes.default.svc > kubernetes.default.svc.cluster.local] and IPs [10.96.0.1 10.247.128.112] > [certificates] Generated API server kubelet client certificate and key. > [certificates] Generated service account token signing key and public key. > [certificates] Generated front-proxy CA certificate and key. > [certificates] Generated front-proxy client certificate and key. > [certificates] Valid certificates and keys now exist in "/etc/kubernetes/pki" > [kubeconfig] Wrote KubeConfig file to disk: "/etc/kubernetes/admin.conf" > [kubeconfig] Wrote KubeConfig file to disk: "/etc/kubernetes/kubelet.conf" > [kubeconfig] Wrote KubeConfig file to disk: > "/etc/kubernetes/controller-manager.conf" > [kubeconfig] Wrote KubeConfig file to disk: "/etc/kubernetes/scheduler.conf" > [apiclient] Created API client, waiting for the control plane to become ready > ---- end log --- > > As you can see I am using Kubernetes 1.7.6 and I am using > > $ docker version > Client: > Version: 17.03.1-ce > API version: 1.27 > Go version: go1.7.5 > Git commit: 5cda16c > Built: Wed Mar 29 03:33:13 2017 > > I have tried this on a couple of different systems with the same results. > > Any suggestions would be welcome. > > TIA, > Don -- You received this message because you are subscribed to the Google Groups "Kubernetes user discussion and Q&A" group. To unsubscribe from this group and stop receiving emails from it, send an email to kubernetes-users+unsubscr...@googlegroups.com. To post to this group, send email to kubernetes-users@googlegroups.com. Visit this group at https://groups.google.com/group/kubernetes-users. For more options, visit https://groups.google.com/d/optout.
