Linux

A penguin is standing next to the word Linux, explaining what it is.

What is Linux?

History: Origins and development of Linux The origins of Linux can be traced back to the early 1990s. It all began when a Finnish student named Linus Torvalds decided to create his own operating system kernel as a hobby project. Torvalds started by utilizing the MINIX operating system, but soon realized that it lacked certain

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Master essential Linux commands in CentOS for DevOps beginners.

Essential Linux Commands Every DevOps Beginner Should Master in CentOS

As a DevOps practitioner, having a solid understanding of the Linux command line is crucial. The command line interface (CLI) provides you with powerful tools to manage and administer your CentOS server efficiently. In this article, we will cover some fundamental Linux commands that every beginner in the world of DevOps should master. These commands

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Kubernetes cluster setup with raspberries and a kubernetes cluster.

Raspberry Pi 4 K3S cluster setup

In this tutorial, I will show you how to set up a lightweight Kubernetes cluster using rancher k3s. My current Raspberry Pi 4 configuration: Hostname RAM CPU Disk IP Address k3s-master-1 8 GB 4 64 GB 192.168.1.10 k3s-worker-node-1 8 GB 4 64 GB 192.168.1.11 k3s-worker-node-2 8 GB 4 64 GB 192.168.1.12 Prerequisite set values as shown below: Apply changes by executing

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