"Fedora" tag
Debian time...

Debian 6.0 ‘Squeeze': What’s New?

With its extremely long release cycle (this one took two years), Debian 6.0 Squeeze was rolled out on February 6th, amidst jokes like, “See you in 12 months’ time,” and “So they finally…

Time to debug

KGDB with VirtualBox: Debug a Live Kernel

Debugging an application live has always been easy for application developers, but debugging a live kernel has never been a simple option for kernel developers — it involves multiple machines with serial connections….

DeliGate, a Proxy

DeleGate — A Multi-platform, Multipurpose Proxy Server

A proxy server works as an intermediary for requests from clients seeking resources from other servers. There are various types of proxy servers. In this article, we will briefly discuss one of them,…

lighttpd + SQLite

lighttpd & SQLite: A Lightweight Web Server and Database Platform

This article demonstrates the setting up of a lightweight Web server and database platform, using the lighttpd Web server and the SQLite database management system (DMS) instead of the LAMP stack. These two…

Crash your system

CRASH Your System (and Debug Kernel Panic)

Aimed at Linux kernel developers and just about anybody who would like to debug a kernel panic with the Crash utility, this article assumes readers have an understanding of the basics of the…

Understanding Puppet classes and modules

Puppet Data Centre Automation Solution, Part 4: Classes & Modules

We learned about some of the interesting ways Puppet helps automate things in Part 3. In the final part of this series, we look at the rules to follow to effectively organise Puppet…

Specify complex access controls with ease

Gitolite: Administer a Central Git Repository without Going Insane

Over the past few years, centralised version control systems like SVN have steadily given way to distributed systems like Git or Mercurial — the former undoubtedly the more powerful and popular of the…

Oops!

Understanding a Kernel Oops!

Understanding a kernel panic and doing the forensics to trace the bug is considered a hacker’s job. This is a complex task that requires sound knowledge of both the architecture you are working…

Kernel C Extras

Device Drivers, Part 3: Kernel C Extras in a Linux Driver

This article in the series on Linux device drivers deals with the kernel’s message logging, and kernel-specific GCC extensions. Enthused by how Pugs impressed their professor in the last class, Shweta wanted to…

Puppet resource types

Puppet Data Centre Automation Solution, Part 3: Resource Types & Example Configs

The previous article in this series focused on creating users, groups and files (based on home directories). Let’s now look at the various types of resources provided by Puppet, by default, and at…

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