Automate RHEL and CentOS Installation on KVM with Kickstart
(: April 19, 2019) Hello all. This is my first tutorial on KVM Virtualization prepared as a reference and to help you automate boring GUI-based...
RHCE
Top RHCSA / RHCE Certification Study Books 2019
(: July 21, 2019) Introduction From Red Hat’s webpage, the performance-based Red Hat Certified System Administrator (RHCSA) exam (EX200) tests your knowledge in areas of...
Install and Use Stratis to Manage Local Storage on RHEL 8 / Fedora
(: December 11, 2018) Stratis is a local storage-management solution for Linux focused on simplicity and ease of use. It uses Linux’s devicemapper subsystem and...
How to Check TCP connections States in Linux with Netstat
(: September 10, 2018) TCP (Transmission Control Protocol) is a standard that defines how network conversation between two systems is established and maintained to facilitate...
How to install ovirt guest agent on Linux
(: August 21, 2017) Install ovirt guest agent on Linux: Hello good people. Today I would like to show you how to install ovirt guest...
How to extend root filesystem using LVM on Linux
(: April 19, 2019) Welcome to our guide on how to extend root filesystem using LVM on Linux. This will cover both ext4 and XFS...
How to create local CentOS 6 and CentOS 7 mirrors and Epel Mirrors
(: July 2, 2017) Hey good people. Today in this short tutorial I’ll share with you tips on how to create local CentOS 6 and...
virsh commands cheatsheet to manage KVM guest virtual machines
(: March 22, 2018) This is a comprehensive virsh commands cheatsheet: Virsh is a management user interface for virsh guest domains. Virsh can be used...
ssh cheatsheet for Linux SysAdmins
(: March 22, 2018) Hey all, welcome to ssh cheatsheet for Linux SysAdmins. This contains ssh commands you need for your daily administration of Linux Infrastructure. ...
Understanding and Working With BtrFS Filesystem in Linux
(: August 12, 2017) This blog post is aimed at helping you get started with B-tree filesystem (BtrFS). Kernel-based filesystems in the Linux kernel tree...
Getting started with Xen Virtualization On CentOS 7.x
(: January 8, 2018) Welcome to Getting started with Xen Virtualization On CentOS 7.x. Xen is an open-source bare-metal hypervisor which allows you to run different...
Getting Started With Firewalld on RHEL7 and CentOS 7
(: March 1, 2018) Firewalld on RHEL7: I’m a person who is nuts about security. Seeing multiple layers of security being circumvented on a network...
Working with qemu-img in Linux
(: April 19, 2019) Working with qemu-img in Linux: This is a brief qemu-img cheatsheet for working with qemu-img command on Linux and Unix systems...
Configure SELinux man pages
(: August 10, 2016) SELinux man pages for installed SELinux Policy are not installed by default on RHEL 7 and CentOS 7. You have to...