
Tag: CentOS 7

Openstack Liberty Lab Part Four: Configuring Glance Image Service
(: June 27, 2016) Glance is image service which enables users to discover, register, and retrieve virtual machine images. I assume you installed glance openstack image service in Part one of this Lab series, if you didn’t, go back and do it first.The link can be found from what we’ve covered so far: Openstack Liberty…
Find (View) Default Zone for Firewalld on CentOS 7
Pre-Flight Check These instructions are intended for finding (viewing) the default zone in Firewalld on CentOS 7 via the command line. I’ll be working from a sxi.io Web Core Managed CentOS 7 server, and I’ll be logged in as root. Zones enhance an administrator’s capability to define trusts and restrict network traffic. On installation and…
How to Install mlocate (locate and updatedb Commands) on CentOS 7
One of the best tools for quickly finding files by filename is the locate command. The locate command reads one or more databases prepared by updatedb and writes file names matching at least one of the patterns to standard output, one per line. Pre-Flight Check These instructions are intended specifically for installing mlocate on CentOS…
Transfer an SSL to Ubuntu 16.04 or CentOS 7
SSL certificates have become a de facto part of every website. If you don’t yet have an SSL on your site to encrypt data, you should. Rather than showing an extra layer of security on sites protected by SSL, modern browsers instead now display a warning when a website does not have an SSL, essentially…

How to Configure Apache Virtual Hosts on CentOS 7
Today, we will be reviewing how to configure Apache virtual hosts on a CentOS 7 server. If you host websites, chances are you are hosting more than one website. If so, knowing how and why these virtual hosts work should allow you to better understand why they are needed. By default, Apache can host only…
How to Install XCache on CentOS 7
Pre-Flight Check These instructions are intended specifically for installing XCache, an open-source opcode cacher. I’ll be working from a sxi.io Web Core Managed CentOS 7 server, and I’ll be logged in as non-root user. If you need more information then visit our tutorial on How to Add a User and Grant Root Privileges on CentOS…
How To Install MySQL / MariaDB on CentOS 7
MariaDB is a drop-in replacement for MySQL. It is easy to install, offers many speed and performance improvements, and is easy to integrate into most MySQL deployments. Answers for compatibility questions can be found at: MariaDB versus MySQL – Compatibility. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL, in MariaDB Version 10), XtraDB…
How to Replace MySQL with Percona on Plesk CentOS 7
This article outlines the procedure for replacing the native MySQL®️ or MariaDB®️ service that is preinstalled on any typical Plesk Onyx 11 CentOS 7 server. The procedure outlines removal of the existing MySQL related binaries and replaces them with an adequate version of the Percona binaries. Once these Percona binaries are in place, a typical…

How to Install Apache on CentOS 7
The Apache web server is one of the most popular and powerful web servers in the world, due to its ease of administration and flexibility. In this tutorial, we will install Apache on a server that doesn’t have a web server or database server already installed. Pre-Flight Check These instructions are intended for installing…
How to Check Your CentOS Version
The following command works with all CentOS versions. If you’d like to check your kernel version then visit our tutorial on How To Check the Kernel Version in Linux / Ubuntu / CentOS Checking your CentOS Version cat /etc/centos-release You should receive a result similar to the following: CentOS release 6.5 (Final) You can also…