CentOS

How to configure DRBD On CentOS 6.5

Introduction The Distributed Replicated Block Device (DRBD) is a distributed replicated storage system for the Linux platform. It is implemented as several userspace management applications...

Setup MariaDB Master-Slave Replication In CentOS 7

Why MariaDB Replication? As you may know, MariaDB is a drop in replacement for MySQL. It is a robust, scalable and reliable SQL server that...

Teemip – A Free and Open Source IP Managment Tool

Today we present to you a great tool that will help you to good manage the IP address. TeemIp is an Open Source web 2.0 application that...

How To Setup PostgreSQL Replication On CentOS

Nowadays, services can't stop, and is system's administratos reponsability keep applications, services and servers on line. Let's make an scenario with 2 virtual machines...

How To Install OpenCart On CentOS 7 Linux

Today, we will learn how we can install OpenCart on our CentOS 7 Linux distribution. Why CentOS? CentOS Linux is a community-supported distribution derived from sources freely...

How To Setup Apache Hadoop On CentOS

The Apache Hadoop software library is a framework that allows for the distributed processing of large data sets across clusters of computers using simple...

How to prevent a Supply Chain Attack in a Linux Environment

What is a supply chain attack? This is a type of cyberattack that seeks to damage an organization by attacking weaker elements in the supply...

“Puppetixing” Xen Server 6.2.0 – Making XenServer 6.2.0 play nicely with...

This is a guest post written by Alex Rodriguez. About the Author Alex Rodriguez is a Linux dev-ops administrator, running Puppet to manage a SaaS platform...

Basics you must know for RHCSA Exam preparation

2.1 A brief introduction to Linux Basics required for RHCSA Welcome back, in the previous tutorial we discussed what RHCSA examination is all about, what...

How Does Linux Protect Its Users’ Privacy Online?

Internet users are more aware than ever before about the value of their data and how many companies want to collect and use it....

Install Graphite In CentOS 7

Graphite is a highly scalable real-time graphing system. As a user, you write an application that collects numeric time-series data that you are interested...

Linux in education: operating systems for learning and teaching

Nowadays, programming contributes a lot to education to make learning more exciting and easier. We are not only talking about creating many programs like...

Install Cherokee Web Server On CentOS 6.5/6.4

Cherokee is a high performance, lightweight, full-featured web server/Reverse proxy server. It is compatible with SSL, FastCGI, and all modern web application frameworks like NodeJS,...

How To Fix “Building the OpenGL support module [FAILED]” Error In...

When I was trying to install Virtualbox guest additions for my Centos 6.5  64bit VM, i can't complete the installation due to the following...