Your Linux Data Center Experts

How To

Networking Basics: How ARP Works

One of the lowest layers of networking, understanding how ARP works can allow you to do a number of useful things in unusual circumstances.

Sean's Git Cheat-Sheet

A collection of git command examples.

PyCon 2012 Wireless Network

Details on the setup and running of the wireless/wired network for the 1,500 attendee PyCon conference which Sean Reifschneider of tummy.com was in charge of in 2012.

Isolating Linux System High Load

How to find out what the source of high load is on a Linux system.

PyCon 2010 Wireless Network

Details on the setup and running of the wireless/wired network for the 1,200 attendee PyCon conference which Sean Reifschneider of tummy.com was in charge of in 2010.

A Recipe for Pagination in Django

A mechanism for doing pagination in the Django web framework, including example code and how to use it.

Google Android Dev Phone Review

An in-depth review of one of the first and probably longest lived Google Android phone handsets.

PyCon 2008 Wireless Network

Details on the setup and running of the wireless/wired network for the 900 attendee PyCon conference which Sean Reifschneider of tummy.com was in charge of in 2008.

Setting up encrypted root on Fedora 7

Configuration of a fully encrypted system under the Fedora 7 operating system.

PyCon 2007 Wireless Network

Details on the setup and running of the wireless/wired network for the 700 attendee PyCon conference which Sean Reifschneider of tummy.com was in charge of in 2007.

How to run Rails under Apache 2 with fcgi

A workflow for setting up Rails applications under Apache 2 using the FCGI module.

Budget Data-Center Storage Overview

Need big storage but don't have 5 to 6 figures to throw around? Here are some options you may want to explore.

Quick Start: A Static Site with Bootstrap and Mynt

How to create a static website with modern features using Bootstrap and Mynt. The Mynt-provided quickstart guide is oriented towards a blog site, this documents how to build a non-blog site.

Checking IPMI Power Supply Health with Nagios

How to use Nagios to check the power supply health for some Supermicro servers via IPMI.

Letter From The Past: Advice to My 18-Year-Old Self

Advice I wished I had given myself when I was 18 years old, written for my nephew as part of a high school class.

4.2.2.2: The sStory Behind a DNS Legend

The story behind one of the Internet's most well known name servers.

PyCon 2009 Wireless Network

Details on the setup and running of the wireless/wired network for the 1,200 attendee PyCon conference which Sean Reifschneider of tummy.com was in charge of in 2009.

Ultimate Storage Box

Detailed information on the hardware and software configuration used for a home storage system meant to reliably store many Terabytes of data, built in 2008.

Setting up encrypted root on Fedora 8

Configuration of a fully encrypted system under the Fedora 8 operating system.

Benchmark: Does Apache Scale to a Pair of Quad Core CPUs?

Testing to debunk another article which a client referenced that demonstrated that Apache did not scale to 8 CPUs. The issue with that article seemed to be that they were using a Windows-based system, which apparently has known problems with running many Apache instances. Linux has performed well in that environment.

Installing Tomcat5 on RHEL4 or CentOS 4.2

A recipe for installing Tomcat5 on on RHEL/CentOS version 4.

How to set up caching especially with PageinationHelper in Rails

How to configure the PaginationHelper component with caching to improve performance, particularly in the Rails web framework.

Other Hardware

Performance Comparisons, 2005

CPU and System performance comparisons on hardware currently available in 2005, some Intel and AMD gear.

LG-5350 CDMA Phone (USB)

Use of the LG-5350 CDMA phone under Linux for Internet access.

Novatel Merlin CDPD with Linux

Configuration and use of the Novatel Merlin CDPD analog modem under Linux.

Merlin C201 CDMA Card

Configuring and using the Merlin C201 cellular card under Linux.

IBM CDPD (CandleStick) with Linux (IBM01)

Configuration and use of the IBM CDPD analog cellular modem under Linux at a blazing 19,200bps!

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