Prevention is better than cure
It is a fact of life that an unmanaged linux server, will eventually do something to bite you. I.e. it will generate sufficient logs to fill up a filesystem and thereby preventing your running...
View ArticleVirtualization With Xen Hypervisor On CentOS 5.8, Part 2
In Part 1 of this series, I delved into the installation of the dom0 and domU. In this, Part 2, I deal with data migration from a standalone system (the system being migrated into the virtual...
View ArticleNagios installation on OpenSuse
This is the second post in the series on Nagios. In the first post, I explained what Nagios is. This post goes through the installation and initial configuration. The third post in the series covers...
View ArticleTrimming the excess from a virtual machine
The best practice for maintaining a Linux server is to run the smallest optimal set of software. That is, there should be nothing running that isn’t being used, and ideally nothing should be installed...
View ArticleNegotiating a damaged Linux filesystem using only shell builtins
Have you ever had your root hard drive fail and found that your shell prompt has forgotten every command? It isn’t fun. What you first notice is that whatever you type, it’s the same answer. bash:...
View ArticleSetting up a Local Private Yum Repository (LPYR) On CentOS – PART1
Deploying firmware and package updates may pose significant challenges on system administrators (SAs). These challenges can even become cumbersome depending on the size of a network or the number of...
View ArticleSetting up a Local Private Yum Repository (LPYR) On CentOS – PART2
In the first article of these series “Setting up a LPYR PART1”, I essentially delved with how to setup a LPYR. That is I provided you with clear and comprehensive 11 steps that you may follow and have...
View Articlehow to compile Apache 2.2 and openssl to support SNI on OpenSuse
With the later versions of Apache 2.2 it is possible to build a system which supports SNI (subject name indication). This allows you to host multiple ssl websites on the same ip address. It is...
View ArticleOptimizing and Building Apache Web-Server On CentOS/RedHat/Fedora.
Apache Web-Server is one of the most widely used web-servers around the globe. Thus, the Internet is overloaded with countless of techniques regarding deploying and configuring this world class...
View ArticleOPTIMIZE & INSTALL OPENSSL
In the early 90s most of the inter-network communications done by Internet protocols such as IMAP, SMTP, HTTP, FTP, LDAP, SNMP and POP was unencrypted. This basically means that even though...
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