October 22, 2017

Google Insights and Tweets for CentOS 6

CentOS 6 is just round the corner and what better way to watch the build up than Google Insights and Twitter. Below are two widgets of interest first being Google Insights with the search term “CentOS 6” and the second is a Twitter widget from TweetGrid searching for the hash tag #CentOS6
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CentOS 5 Disable SELinux

NSA Security-Enhanced Linux (SELinux) is an implementation of a flexible mandatory access control architecture in the Linux operating system. The SELinux architecture provides general support for the enforcement of many kinds of mandatory access control policies, including those based on the concepts of Type Enforcement(R), Role Based Access Control, and Multi-Level Security. Background information and technical documentation about SELinux can be found at http://www.nsa.gov/research/selinux/index.shtml

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Installing Cacti on CentOS 5.5

In this tutorial we will be installing Cacti on CentOS 5.5 using the LCMP stack (Linux, Cherokee, MySQL and PHP).

What is Cacti? Cacti is a complete network, server and application graphing solution harnessing the power of RRDtool OpenSource industry standard, high performance data logging and graphing.

So before we start just some general house keeping. The base CentOS 5.5 server hostname and IP address that we’ll be using in this tutorial:

* centos01.how2centos.com (IP 10.0.0.3)

The Cacti server will eventually be available on http://cacti.how2centos.com

The assumption, for this Cacti and CentOS 5.5 tutorial, is that you are running as root and have a medium understanding of the software required or you’re Awesome.
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Apache with mod_pagespeed on CentOS 5.5

mod_pagespeed is an open-source Apache module that automatically optimizes web pages and resources on them. It does this by rewriting the resources using filters that implement web performance best practices.

Read more http://code.google.com/speed/page-speed/docs/module.html

This tutorial will show you how to install Apache with mod_pagespeed on CentOS 5.5.

Let’s begin.

Add the mod_pagespeed YUM repository

CentOS 5.5 32 Bit

CentOS 5.5 64 Bit

Now lets install mod_pagespeed

Done! All that is left is to read more about using mod_pagespeed, its configuration and configuring handlers at Using mod_pagespeed

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