Linux

How to build an OpenStack Host

OpenStack is a fantastic open source cloud computing platform that allows you to create your own scalable infrastructure-as-as-service (IAAS) solution. This is a guide of how to install the OpenStack virtual cloud platform on the CentOS7 Operating system. It will work on Red Hat (RHEL), SUSE and Ubuntu. I will...

MySQL Database Administration Essential Guide

MySQL|MariaDB Database Administration and SQL Language Basics In this MySQL Tutorial article, I will introduce you to the basic Administrative Tasks needed for MySQL. The purpose is to give system administrators the ability to perform some basic administration tasks before escalating to a qualified DBA. MySQL is a high-performance database...

Setup Plex Media Server on RHL Linux

What is Plex Media Server? Plex Media Server is a great application for sharing your personal media at home and over the internet. I use it to stream my music over the internet to my phone when I am commuting to work, but it can also be used to stream...

How to configure SSL HTTPS in Grafana

Here is a quick guide to configuring a self-signed SSL certificate in Grafana, allowing you to browse to: https://your_server:3000 What is Grafana? If you need monitoring dashboards, using Grafana and Prometheus will give you a great solution. Check out https://grafana.com and https://prometheus.io to start your Journey. Grafana SSL SSL is...

RHCSA: Configure NTP

Time is incredibly important to a server, especially in production. Accurate timing is essential for logging & auditing. Some cloud integration tools will not work if the time is out of sync NTP (Network Time Protocol) NTP keeps servers synchronized with the correct time. NTP can use either network-based servers,...