Uninstall Kubernetes from CentOS / Redhat 7.x
Quote from moshe on 23/10/2020, 7:56 pmProblem
User wants to completely remove kubernetes and docker from CentOS 7
Solution
run the following commands on the Master nodes
sudo docker rm `docker ps -a -q`
sudo docker rmi `docker images -q`
sudo kubeadm reset
sudo yum remove kubeadm kubectl kubelet kubernetes-cni kube*
sudo yum autoremove
sudo rm -rf ~/.kuberm -rf /etc/kubernetes
rm -rf /var/lib/etcd
Run the following commands on the Worker nodes
systemctl stop kubelet
sudo yum remove kubeadm kubectl kubelet kubernetes-cni kube*#remove the images and containers
sudo docker rm `docker ps -a -q`
sudo docker rmi `docker images -q`
Problem
User wants to completely remove kubernetes and docker from CentOS 7
Solution
run the following commands on the Master nodes
sudo docker rm `docker ps -a -q`
sudo docker rmi `docker images -q`
sudo kubeadm reset
sudo yum remove kubeadm kubectl kubelet kubernetes-cni kube*
sudo yum autoremove
sudo rm -rf ~/.kuberm -rf /etc/kubernetes
rm -rf /var/lib/etcd
Run the following commands on the Worker nodes
systemctl stop kubelet
sudo yum remove kubeadm kubectl kubelet kubernetes-cni kube*#remove the images and containers
sudo docker rm `docker ps -a -q`
sudo docker rmi `docker images -q`
Quote from moshe on 23/10/2020, 9:22 pmStopping all docker containers
docker ps -a | awk ‘{print $1}’ | xargs docker stop
Force delete all containers
sudo docker rmi -f `docker images -q`
Stopping all docker containers
docker ps -a | awk ‘{print $1}’ | xargs docker stop
Force delete all containers
sudo docker rmi -f `docker images -q`