Virtualization

A CentOS 8 machine can be turned into a hypervisor by installing KVM (short for "Kernel-based Virtual Machine"). This virtualization technology gives users the ability to run multiple virtual machines in isolated environments.

Create ConfigMaps for your pods configuration settings to keep your images light and portable. This guide shows four different ways how to create a ConfigMap. Additionally, it teaches you how to configure a pod to use a ConfigMap by using volumes or environment variables.

Kubernetes is a feature-rich orchestration tool. The best practices outlined in this article are going to help you create a stable and efficient Kubernetes cluster.

Install the Rancher server on your CentOS and get started using this container management platform that helps manage Kubernetes at scale. Create, run, and deploy clusters in a few simple steps using this powerful tool.

Learn what privileged Docker containers are, when do people use them, and whether it is a good option for you. Find out how to find out whether a container is privileged and how to protect your host system from such containers.

Install Rancher on your Ubuntu server and get started using this container management platform that helps manage Kubernetes at scale. Create, run, and deploy clusters in a few simple steps using this powerful tool.

If you are phoenixNAP customer and need to learn how to create a recovery media and perform Bare Metal restore from Veeam Cloud Connect, then follow this step by step guide.

To avoid running containers with outdated Docker images, update the image and run the container with the latest version. This tutorial shows you how to update a Docker image and container with a step-by-step guide and a practical example.

Persist data in Docker containers by mounting Docker volumes to containers. You can use an existing host directory or create new volumes. This is especially useful when sharing data between multiple containers.

The tutorial shows you how to deploy Redis using the Docker run command. Also, learn how to deploy Redis on multiple servers in your cluster, efficiently link the containers, and access Redis from remote servers.