Virtualization

Docker Compose is software used for defining and running multi-container Docker applications. It can handle multiple containers simultaneously in the production, staging, development, testing, and CI environment.

Learn what cloud-init is and explore its capabilities for automating cloud instance initialization and customizing Linux-based OSs. Customize virtual machines provided by a cloud vendor by modifying the generic OS configuration on boot.

Hyper-V is a built-in Windows tool that lets you create and manage virtual machines. This tutorial offers a step-by-step guide to installing ubuntu on Windows using Hyper-V.

Follow this step-by-step guide to learn how to bind two Data Security Cloud sites using VMware Cloud Director.

Istio is a configurable service mash platform acting as a control plane in Kubernetes. It distributes the configuration to sidecar proxies and gateways. This tutorial will show you how to install Istio, deploy a test application, and set up your Kubernetes cluster to work with the platform.

Prometheus is an open-source event monitoring software for high-volume distributed applications. While it is a stand-alone application, using it together with a visualization dashboard such as Grafana helps maintain a better overview of the situation. This tutorial will show you how to install Grafana in your Kubernetes cluster and connect it to a Prometheus installation.

Applications deployed through Kubernetes often require access to databases, services, and other resources located externally, so they need a way to securely store sensitive data. Secrets help organize and distribute sensitive information across a cluster. This tutorial explains what secrets are and how to use them.

Helm is a package manager that features all the necessary commands for easy app management in a Kubernetes cluster. This tutorial covers all the important Helm operations and provides examples to help you learn its syntax and features.

There are several methods for deploying Elasticsearch and the rest of the ELK stack on Kubernetes. Using Helm and helm charts is the most straightforward one. This tutorial lists steps to install Elasticsearch, Kibana, and Metricbeat in Kubernetes using a helm chart template.

Testing Web UI clients whose API backend runs in a local Kubernetes cluster requires HTTPS access. This tutorial explains how to obtain HTTPS access by generating a self-signed certificate using cert-manager, CFSSL, Easy-RSA, and OpenSSL methods.