Issue on Lab 3.1 - Step 23 - kubeadm init --config=kubeadm-config.yaml
Hi dear community
Have an issue on step 23 - Lab 3.1. Install Kubernetes
Instruction says:
Initialize the cp. Scan through the output. Expect the output to change as the software matures. At the end are configuration directions to run as a non-root user. The token is mentioned as well. This information can be found later with the kubeadm token list command. The output also directs you to create a pod network to the cluster, which will be our next step. Pass the network settings Calico has in its configuration file, found in the previous step. Please note: the output lists several commands which following exercise steps will complete.
root@cp: ̃# kubeadm init --config=kubeadm-config.yaml --upload-certs | tee kubeadm-init.out #<-- Save output for future review
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My output error:
[certs] etcd/peer serving cert is signed for DNS names [ip-172-31-27-178 localhost] and IPs [172.31.27.178 127.0.0.1 ::1]
[certs] Generating "etcd/healthcheck-client" certificate and key
[certs] Generating "apiserver-etcd-client" certificate and key
[certs] Generating "sa" key and public key
[kubeconfig] Using kubeconfig folder "/etc/kubernetes"
[kubeconfig] Writing "admin.conf" kubeconfig file
[kubeconfig] Writing "kubelet.conf" kubeconfig file
[kubeconfig] Writing "controller-manager.conf" kubeconfig file
[kubeconfig] Writing "scheduler.conf" kubeconfig file
[kubelet-start] Writing kubelet environment file with flags to file "/var/lib/kubelet/kubeadm-flags.env"
[kubelet-start] Writing kubelet configuration to file "/var/lib/kubelet/config.yaml"
[kubelet-start] Starting the kubelet
[control-plane] Using manifest folder "/etc/kubernetes/manifests"
[control-plane] Creating static Pod manifest for "kube-apiserver"
[control-plane] Creating static Pod manifest for "kube-controller-manager"
[control-plane] Creating static Pod manifest for "kube-scheduler"
[etcd] Creating static Pod manifest for local etcd in "/etc/kubernetes/manifests"
[wait-control-plane] Waiting for the kubelet to boot up the control plane as static Pods from directory "/etc/kubernetes/manifests". This can take up to 4m0s
[kubelet-check] Initial timeout of 40s passed.Unfortunately, an error has occurred:
timed out waiting for the conditionThis error is likely caused by:
- The kubelet is not running
- The kubelet is unhealthy due to a misconfiguration of the node in some way (required cgroups disabled)If you are on a systemd-powered system, you can try to troubleshoot the error with the following commands:
- 'systemctl status kubelet'
- 'journalctl -xeu kubelet'Additionally, a control plane component may have crashed or exited when started by the container runtime.
To troubleshoot, list all containers using your preferred container runtimes CLI.
Here is one example how you may list all running Kubernetes containers by using crictl:
- 'crictl --runtime-endpoint unix:///var/run/containerd/containerd.sock ps -a | grep kube | grep -v pause'
Once you have found the failing container, you can inspect its logs with:
- 'crictl --runtime-endpoint unix:///var/run/containerd/containerd.sock logs CONTAINERID'
error execution phase wait-control-plane: couldn't initialize a Kubernetes cluster
To see the stack trace of this error execute with --v=5 or higher
root@ip-172-31-27-178:~# hostname -i
172.31.27.1780 -
0 -
fix it. it was typo on /e
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