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  • How to Install Apache Hadoop on Ubuntu 22.04

    How to Install Apache Hadoop on Ubuntu 22.04

    Author: Tags: , , Comments: 0Published: Dec 02, 2022

    Apache Hadoop is an open-source framework for processing and storing big data. In this tutorial, we will install the latest version of Apache Hadoop on an Ubuntu 22.04 server. Hadoop gets installed on a single node server and we create a Pseudo-Distributed Mode of Hadoop deployment.

  • Linux pwd Command Tutorial for Beginners (with Examples)

    Linux pwd Command Tutorial for Beginners (with Examples)

    Author: Tags: , Comments: 0Updated: Dec 02, 2022

    The pwd command, like ls and cd, is one of most frequently used Linux utilities. Regardless of the kind of user you are (newbie or pro), you'll find yourself using this command line tool a lot. So in this tutorial, we will quickly discuss the basics of pwd through some easy to understand examples.

  • Resource Limits in Kubernetes

    Resource Limits in Kubernetes

    Author: Tags: Comments: 0Updated: Dec 02, 2022

    In this article, we will see an example of a resource limit and request for CPU and Memory. We will also use Metric Server. The Metrics Server is an aggregator of resource usage data in the cluster and it is not deployed by default in the cluster. We will use this Metric Server to see the resource consumption by pods.

  • How to Create a Kubernetes Cluster with AWS CLI

    How to Create a Kubernetes Cluster with AWS CLI

    Author: Tags: , Comments: 0Updated: Dec 02, 2022

    Elastic Kubernetes Service (EKS) is a managed Kubernetes service that is hosted on AWS. In this guide, we will leam how to create a Kubernetes cluster on AWS with EKS. You will learn how to create an administrative user for your Kubernetes cluster. You will also learn how to deploy an app to the cluster. Finally, you will test your cluster to ensure that everything is working properly.

  • Labels and Selectors in Kubernetes

    Labels and Selectors in Kubernetes

    Author: Tags: Comments: 0Updated: Dec 02, 2022

    Labels can be used to organize and to select Kubernetes objects. In this article, we will create a Pod with Labels to it and redirect the requests to it from the service using Selector. We will also perform get, delete operations on Pod and Service using Label/Selectors on the command line.

  • Static pods in Kuberentes

    Static pods in Kuberentes

    Author: Tags: Comments: 0Updated: Dec 02, 2022

    Static Pods are managed directly by the kubelet and the API server does not have any control over these pods. The kubelet is responsible to watch each static Pod and restart it if it crashes.

  • Rolling Updates and Rollbacks in Kubernetes

    Rolling Updates and Rollbacks in Kubernetes

    Author: Tags: Comments: 0Updated: Dec 02, 2022

    In this article, we will update the deployment with the default Rolling update strategy and rollback the deployment. To rollback the deployment, we will use the incorrect image in one of the updates to the deployment.

  • How to Install LibreNMS with Nginx on Ubuntu 22.04

    How to Install LibreNMS with Nginx on Ubuntu 22.04

    Author: Tags: , , , Comments: 2Updated: Dec 02, 2022

    LibreNMS is a free, open-source, and powerful network monitoring tool for Linux-based operating systems. In this tutorial, we will show you step-by-step instructions on how to install LibreNMS on Ubuntu 22.04.

  • How to Install ReactJS with Nginx on Ubuntu 22.04

    How to Install ReactJS with Nginx on Ubuntu 22.04

    Author: Tags: , , , Comments: 0Published: Dec 01, 2022

    React.js is a free and open-source JavaScript framework developed by Facebook in 2011. It is used for building reusable UI components and helps users to create rich and engaging web apps fast and efficiently with minimal coding. In this tutorial, we will show you how to install React.js on Ubuntu 22.04.

  • How to Install and Use Nessus Security Scanner on Rocky Linux

    How to Install and Use Nessus Security Scanner on Rocky Linux

    Author: Tags: , Comments: 0Published: Dec 01, 2022

    Nessus is an open-source network vulnerability scanner for vulnerability assessments, penetration testing, and ethical hacking. It uses the Common Vulnerabilities and Exposures (CVE) architecture and is one of the most comprehensive vulnerability scanners on the market. This guide describes how to install Nessus Security Scanner on the Rocky Linux server. Also, this will helps you to set up the Nessus CLI that allows you to manage Nessus via the terminal command line. And lastly, this also describes how to scan the server with Nessus.