Virtualization

How to Create a Linux Swap File

June 1, 2023

Linux swap files enable managing memory-intensive workloads by moving inactive files from RAM to a swap file. Learn how swap space works and how to create Linux swap files.

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What is Kubernetes?

April 20, 2023

Kubernetes is an open-source container orchestration system for automated scaling, deploying and managing applications using container technologies. In this article, find out what makes Kubernetes an indispensable tool for managing and deploying containers.

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How To Install Docker on Ubuntu 20.04 and 22.04

April 6, 2023

Install Docker on Ubuntu 20.04 or 22.04 using the default repository or from the official Docker repository with the help of this step-by-step guide. Installing, starting and running Docker containers is simple and fast with the help of this guide.

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What Is CloudLinux?

March 2, 2023

Powerful and secure environment for shared hosting providers is essential in providing access to granular control over server resource allocation. This article presents CloudLinux, an operating system designed specifically for shared hosting providers to address the issues of server stability, security, and resource allocation.

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How to Exit a Docker Container

February 2, 2023

Running a command inside a Docker container is a frequently employed action in container management. Once the user finishes working inside the container, they need to exit it before resuming work in their system's shell session. This article shows you how to exit a Docker container.

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10 Docker Alternatives


Docker offers robust security features, speeds up app deployment, and facilitates software management. However, it is not always the best option, especially for use cases that do not require all of the platform's features. This article presents 10 Docker alternatives to help you replace Docker in your workflow.

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What is a vCPU and How to Calculate vCPU Requirements?

December 15, 2022

A vCPU is a virtual central processing unit, created and used by virtual machines. This article explains the vCPU concept and shows how to calculate vCPU requirements.

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Docker Commands Cheat Sheet

December 7, 2022

Docker has earned a reputation as one of the most popular open-source platforms for application development. It packages apps, its dependencies, and binaries into virtualized environments called containers. This article goes over all the essential Docker commands you will most certainly use while working with containers. In the end, you will also find a downloadable Cheat Sheet Docker commands, for easier reference.

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Unikernel vs. Containers: What's the Difference?

December 1, 2022

The rise of alternative virtualization solutions is tied to the efforts to create a resource-friendly application deployment option. This article will compare unikernels and containers, two technologies aiming to reduce the virtualization footprint while supporting optimal app performance.

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How to Install Prometheus on Kubernetes and Use It for Monitoring


This tutorial shows you how to create a series of .yaml files to install and set up Prometheus Monitoring on your Kubernetes cluster. Monitor your servers and use that data to improve the performance of your applications and infrastructure.

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