Archive | Linux

Centos 5.4 PXE Boot

Published by Oscar Gonzalez on: June 7, 2010 - Comments { 1 }

Quick Intro Some time ago I setup a PXE boot server at work so we could deploy different operating systems to our servers and computers quickly. I’m lazy like that. We use it to deploy Centos 5.3, Centos 4.4, and … Continue reading →

Alias your cd commands and save time

Published by Oscar Gonzalez on: September 15, 2009 - Comments { 2 }

When you’re bouncing around from one directory to another in Linux or OSX, or even Cygwin in windows, remember you can use alias to save you time. For example, I’ve been working a lot on these two directories in my … Continue reading →

19 out of 20 Supercomputers run Linux

Published by Oscar Gonzalez on: August 10, 2009 - Comments { 0 }

I found this article while doing some research. I knew Linux was prevalent in the webserver world. Most of the web servers out in the world run on Linux so I wasn’t surprised to see this, but it is still … Continue reading →

MySQL Administrator

Published by Oscar Gonzalez on: July 11, 2009 - Comments { 0 }

The MySQL Administrator is a GUI for the popular MySQL Database. I find it very useful to manage databases. It works well. I find it useful right after I give myself remote access permissions. This way I can access mysql … Continue reading →

JeOS

Published by Oscar Gonzalez on: July 7, 2009 - Comments { 0 }

Just enough Operating System, JeOS, pronounced like Juice. Is a term used to describe an operating system that has been stripped down from unecessary packages. It is a bare bones system for all intents and purposes. Some of the JeOS … Continue reading →

Tree

Published by Oscar Gonzalez on: July 5, 2009 - Comments { 0 }

Tree is a simple and unique utility. It sticks to the Unix motto of doing one thing and doing it well. As stated in the info page, it list contents of directories in a tree-like format If you’re a visual … Continue reading →

Troubleshooting the kickstart file

Published by Oscar Gonzalez on: June 18, 2009 - Comments { 0 }

My previous post about CentOS 5.3 ended up somewhat incomplete, and I wanted to finish up by showing how I did a little bit of troubleshooting to fix it. I now can install CentOS 5.3 64bit automagically just by selecting … Continue reading →

Adding CentOS 5.3 to PXE Boot

Published by Oscar Gonzalez on: June 17, 2009 - Comments { 0 }

Getting Started I needed to add a CentOS 5.3 64bit to our pxeboot environment. Here are the steps I had to take to get this done. Get the DVD iso Mount the dvd somewhere on the system & copy the … Continue reading →

Oracle VM manager

Published by Oscar Gonzalez on: June 17, 2009 - Comments { 0 }

Virtualization is the next big thing in computing. I’ve been using VMware, Qemu, MS Virtual PC and a couple others for years, so it is obvious that virtualization isn’t new. I regularly work on OpenVZ environments where we run dozens … Continue reading →

Adding a driver to kickstart AND driverdisk

Published by Oscar Gonzalez on: June 4, 2009 - Comments { 0 }

The previous post explained that I was able to add the Realtek driver to the PXE boot Kickstart environment. However the driver would not be available or activated on the new machine for some reason. My guess is that I … Continue reading →

Another day at the appliance cloning project

Published by Oscar Gonzalez on: May 7, 2009 - Comments { 0 }

I finally got one of the appliances to boot into a Ghostzilla instance and I was able to dump its cloned image via NFS to a storage unit that is available for this sort of thing. It was all great … Continue reading →