Archives September 2012

Last update on .

Thanks to my very talented friend Kyle M., I now have a site design!  I rather like it, but please do let me know if you find things that don't render properly or any other issues.

And many many thanks to Kyle for producing something better than anything I could ever hope to make.

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Last update on .

As part of my ACM cluster creation obsession, I wanted to make the Cisco 2900XL switches we have autoconfigure.  I'm not terribly familiar with how these switches operate and, rather than reconfigure all of them at once, I'd much rather be able to reboot (reload, in cisco parlence) them and have them come ...

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Last update on .

In part 4 of this series, we installed xCat.  Now its time to configure it.

But First...

But first, lets talk a little about how you interact with xCat.  xCat stores its configuration files in "tab"s - tables.  In the default case, these are sqlite tables, though some will try to convince you to change ...

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Last update on .

In part 3 of this series, we got the management node set up to route traffic and generally properly configured.  Now its time to actually install xCat!

Choices

Many xCat guides recommend downloading the RPMs and manually installing those.  The benefit of this route is that you need no network connection to your management node for this ...

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Last update on .

In part 2 of this series, I covered the network design - the last theoretical piece of design we need.  Now let's do some practical stuff!  In this section I'm going to cover base network setup and keepalived installation on the management node.

Prerequisites

For this I've assumed you already have a set ...

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Last update on .

Welcome to part 2 of my series of posts on building the ACM VM cluster!  Part 1 covered the hardware and software that will be used in the cluster.  Part 2 is going to focus on network design.

Introduction

Typically in clusters there are two networks (usually represented by IP ranges, though sometimes actually ...

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Last update on .

I intended to make the first post here be about the technology under the site and how to set up a similar site.  I will still write that one, but in the meantime a much more interesting problem has come up and I wish to share it with you.

This post is about the various ...

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