Linux is a powerful, open-source operating system known for its stability, security, and flexibility, widely used in servers, development, and embedded systems
I had to write this from personal experience based on the issues I had with my machine, so if you have centos7 installed on VMWare Workstation Pro, I know that at some point in time you will experience this or it has probably happened already. Kindly check out some of my other guides: Openstack Deployment…
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In Today’s tutorial, we will be installing ansible Awx (Ansible web executable). This is an open-source project that allows you to manage and control your ansible project easily from a web interface with a task engine that is built on ansible. We will be installing AWX on centos 8 servers with 4GB RAM with Epel…
Users can search for files in Linux by a single line of command. When it comes to using Linux one of the most common operations is to search for files and directories. Linux systems have several commands, including find, locate and grip. In this article, we shall learn “Locate, Find and Grep: Search for files…
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Red Hat OpenShift is the leading enterprise Kubernetes platform, built for an open hybrid cloud strategy. It is available as a fully managed cloud service on leading public clouds or as a self-managed software offering for organizations requiring more customization. In this article, you will learn how to set up OpenShift Cluster using Red Hat CodeReady Containers….
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Vi/Vim is a very powerful editor that has many commands, too many to explain in a tutor such as this. This tutorial aims to take you through how to create, edit and save files in Linux via Vi/Vim editor. In addition, Vim is a screen editor for Linux, Unix, and other Unix-like operating systems. Please…
Read More “Mastering Vim in Linux: How to Create, Edit, Save, and Quit Files” »
OpenStack is a free, open standard cloud computing platform that hat uses pooled virtual resources to build and manage private and public clouds. Here we will be deploying OpenStack with an Ubuntu server for Lab purposes. Openstack controls large pools of compute, storage, and networking resources, all managed through APIs or a dashboard. Please see…
When we’re attempting to figure out what’s going on with our server so we can debug it, having helpful information about the system’s memory status, mount points, and all running processes can help us narrow down the problem. Kindly refer to some of my guides: How to use container insights to get the full benefits…
Read More “Delivering System Utilization Report on a Linux based OS” »
Load balancing is a key and Major part of IT infrastructure and this is because the High availability and efficient performance of webservers are very important. The purpose of load balancing is to prevent a server from being overloaded and maintain healthy servers by balancing incoming requests. Please see Setup Public Load Balancer in Azure,…
Read More “Deploying a load balancer from scratch and adding backend servers” »
In this article, I am going to take you through the brief introduction to Linux and how to create a disk partition in Ubuntu Linux Operating System. This guide is intended to take you from a beginner to superuser and make you a better Linux System Administrator but before I continue, I will like to…
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Ansible is an open-source product that automates cloud provisioning, configuration management, and application deployments. When using Ansible you can easily provision virtual machines, containers, and networks and complete cloud infrastructures. Also, Ansible allows you to automate the deployment and configuration of resources in your environment. In this article, you will learn how to Automate Deployments…
Read More “Automate Infrastructure Deployments in the Cloud with Ansible and Azure Pipelines” »
This is one of the least used and known commands in Linux and can be very useful for Administrators when building or configuring monitoring of disk space and directory usage. The fallocate command is used for the pre-allocation of blocks to a File. lease refer to these related guides: How to fix CPU at 100%…
For critical production servers and services, monitoring is very critical. One is to get notified about issues immediately and the second is to resolve quickly hence not affecting SLA. Here, I will be showing you the steps employed in monitoring services using Zabbix, a basic Zabbix template, and very easy Linux commands. Please see PC…
For best practice purposes, users are required to authenticate before logging on to a Linux device. This helps in ensuring that sensitive and personal information on the device is safe. But, if you are sure that the Linux system is placed in a secure environment and can be adequately monitored, then you can enable automatic…
