CentOS

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Using Rex To Automate Your Datacentre

Using Rex To Automate Your Datacentre

In my day to day work I come across a lot of tasks that I actually "hate" to be honest. Most of these tasks consist of things that are repetitive and take up a lot of time. A co-worker of mine once told me, "if you have to do a task more than once, automate it!". This is one piece of advice that intrigued me. Ever since that day I have been thinking about automation and how to make processes flow smoother than they did before. But the main question always is, what tool are you going to use for that?

Installing And Using OpenVZ On CentOS 6.3

Installing And Using OpenVZ On CentOS 6.3

In this HowTo I will describe how to prepare a CentOS 6.3 server for OpenVZ. With OpenVZ you can create multiple Virtual Private Servers (VPS) on the same hardware, similar to Xen and the Linux Vserver project. OpenVZ is the open-source branch of Virtuozzo, a commercial virtualization solution used by many providers that offer virtual servers. The OpenVZ kernel patch is licensed under the GPL license, and the user-level tools are under the QPL license.

The Perfect Server - CentOS 6.3 x86_64 (nginx, Courier, ISPConfig 3)

The Perfect Server - CentOS 6.3 x86_64 (nginx, Courier, ISPConfig 3)

This tutorial shows how to prepare a CentOS 6.3 x86_64 server for the installation of ISPConfig 3, and how to install ISPConfig 3. ISPConfig 3 is a webhosting control panel that allows you to configure the following services through a web browser: nginx web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more. Since version 3.0.4, ISPConfig comes with full support for the nginx web server in addition to Apache; this tutorial covers the setup of a server that uses nginx, not Apache.

Why You Should Always Use Nginx With Microcaching

Why You Should Always Use Nginx With Microcaching

Everybody knows how hard is to push out as much as possible from your webserver(s). In my daily occupation as a hosting engineer that means I fairly often get the same question, "Wow, cool website, but can it cope with big-time traffic?".

The Perfect Server - CentOS 6.3 x86_64 (Apache2, Courier, ISPConfig 3)

The Perfect Server - CentOS 6.3 x86_64 (Apache2, Courier, ISPConfig 3)

This tutorial shows how to prepare a CentOS 6.3 x86_64 server for the installation of ISPConfig 3, and how to install ISPConfig 3. ISPConfig 3 is a webhosting control panel that allows you to configure the following services through a web browser: Apache web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more. Since version 3.0.4, ISPConfig comes with full support for the nginx web server in addition to Apache; this tutorial covers the setup of a server that uses Apache, not nginx.

Installing Nginx With PHP5 (And PHP-FPM) And MySQL Support On CentOS 6.3

Installing Nginx With PHP5 (And PHP-FPM) And MySQL Support On CentOS 6.3

Nginx (pronounced "engine x") is a free, open-source, high-performance HTTP server. Nginx is known for its stability, rich feature set, simple configuration, and low resource consumption. This tutorial shows how you can install Nginx on a CentOS 6.3 server with PHP5 support (through PHP-FPM) and MySQL support.

The Perfect Server - CentOS 6.3 x86_64 (Apache2, Dovecot, ISPConfig 3)

The Perfect Server - CentOS 6.3 x86_64 (Apache2, Dovecot, ISPConfig 3)

This tutorial shows how to prepare a CentOS 6.3 x86_64 server for the installation of ISPConfig 3, and how to install ISPConfig 3. ISPConfig 3 is a webhosting control panel that allows you to configure the following services through a web browser: Apache web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more. Since version 3.0.4, ISPConfig comes with full support for the nginx web server in addition to Apache; this tutorial covers the setup of a server that uses Apache, not nginx.

Managing A Headless VirtualBox Installation With phpvirtualbox (CentOS 6.2)

Managing A Headless VirtualBox Installation With phpvirtualbox (CentOS 6.2)

phpvirtualbox is a web-based VirtualBox front-end written in PHP that allows you to access and control remote VirtualBox instances. It tries to resemble the VirtualBox GUI as much as possible to make work with it as easy as possible. It is a nice replacement for the VirtualBox GUI if you run VirtualBox on headless servers. This tutorial explains how to install phpvirtualbox on a CentOS 6.2 server to manage a locally installed, headless VirtualBox.

VBoxHeadless - Running Virtual Machines With VirtualBox 4.1 On A Headless CentOS 6.2 Server

VBoxHeadless - Running Virtual Machines With VirtualBox 4.1 On A Headless CentOS 6.2 Server

This guide explains how you can run virtual machines with VirtualBox 4.1 on a headless CentOS 6.2 server. Normally you use the VirtualBox GUI to manage your virtual machines, but a server does not have a desktop environment. Fortunately, VirtualBox comes with a tool called VBoxHeadless that allows you to connect to the virtual machines over a remote desktop connection, so there's no need for the VirtualBox GUI.

Install Or Upgrade To Latest Stable Version Of Rsyslog On CentOS 5 And 6

Install Or Upgrade To Latest Stable Version Of Rsyslog On CentOS 5 And 6

This tutorial shows how you can install new generation of syslog servers by using Rsyslog on CentOS 5. It also shows you how to upgrade obsolete Rsyslog 4.0 on CentOS 6. According to Rsyslog web site (www.rsyslog.com), Rsyslog is an enhanced syslogd supporting, among others, MySQL, PostgreSQL, failover log destinations, syslog/tcp, fine grain output format control, high precision timestamps, queued operations and the ability to filter on any message part. It is quite compatible to stock sysklogd and can be used as a drop-in replacement. Its advanced features make it suitable for enterprise-class, encryption protected syslog relay chains while at the same time being very easy to setup for the novice user.

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