Category: Linux
Learn how to – How to reset root password on CentOS 7 / RHEL 7
Learn how to – How to reset root password on CentOS 7 / RHEL 7. Question: How to reset root Password on CentOS 7 / RHEL 7?. I’ll take you through the steps to reset the forgotten root password on CentOS 7 / RHEL 7. For RHEL 8 / CentOS 8, check: How to reset root …
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Learn how to – Installation of Three node OpenStack Queens Cluster – Part Two
Learn how to – Installation of Three node OpenStack Queens Cluster – Part Two. Part one of this series is Installation of Openstack three Node Cluster on CentOS 7 Installation of Glance In this second session, we are going to install glance image service. The Image service (glance) project provides a service where users can upload …
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Learn how to – How To Create Local CentOS 7 / CentOS 6 / EPEL Repository Sync Mirrors
Learn how to – How To Create Local CentOS 7 / CentOS 6 / EPEL Repository Sync Mirrors. Hey good people. Today in this short tutorial I’ll share with you tips on how to create local CentOS 6 and CentOS 7 repository mirrors. This is beneficial when you have a good number of systems and …
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Learn how to – How To Integrate Multiple Kubernetes Clusters to Vault Server
Learn how to – How To Integrate Multiple Kubernetes Clusters to Vault Server. In case you have many clusters as part of your infrastructure and you would wish to introduce HashiCorp Vault to take care of your secrets, then worry no more. In this guide, we are going to configure Develop, Staging and Production Kubernetes …
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Learn how to – Working with qemu-img in Linux
Learn how to – Working with qemu-img in Linux. Working with qemu-img in Linux: This is a brief qemu-img cheatsheet for working with qemu-img command on Linux and Unix systems supporting qemu. I made this qemu-img cheatsheet for my own reference and saw a need to share with you guys. Before working with the qemu-img …
Learn how to – Install Arch Linux with full hard drive encryption using luks encryption
Learn how to – Install Arch Linux with full hard drive encryption using luks encryption. This is a brief tutorial on how to install Arch Linux on UEFI enabled system with full hard drive encryption using LUKS ( Linux Unified Key Setup). LUKS is a disk encryption specification which helps you achieve file encryption, disk encryption, …
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Learn how to – Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x
Learn how to – Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x. This covers Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x. By now, you have probably heard about Meltdown and Spectre vulnerabilities affecting Intel processors on Linux, OS X, and Windows operating systems. Most cloud providers and Linux distribution companies have started …
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Learn how to – Zorin OS 16 vs Elementary OS 6 – Which one to choose?
Learn how to – Zorin OS 16 vs Elementary OS 6 – Which one to choose?. If anyone has ever mentioned to you that Linux distributions are hard to use, then point them in the direction of Zorin OS 16 and Elementary OS 6 so that they get the astonishment of their lives. It is …
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Learn how to – How To Subscribe CentOS Server to Katello/Foreman
Learn how to – How To Subscribe CentOS Server to Katello/Foreman. How to subscribe centos server to Katello/Foreman. This tutorial will guide you through steps needed to subscribe CentOS server to consume content from Katello Server. This assumes you already have katello installed and running, you can use my Ansible Playbook Available to do quick …
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Learn how to – Install JBoss EAP 7.x on CentOS / RHEL / Rocky 8
Learn how to – Install JBoss EAP 7.x on CentOS / RHEL / Rocky 8. This guide aims to demonstrate how to install JBoss EAP 7.x on CentOS 8|RHEL 8|Rocky Linux 8. But before we dive into the nub of this matter, we will elucidate and get to know what JBoss EAP is all about. …
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