Open Source Hyper-converged Infrastructure

Hyper-converged seems to be all the rage at the moment. VMware's announcement of the EVO:RAIL has naturally got lots of tongues wagging. They are jumping into a market already well populated.

I was looking at the pricing/features and though it all looks a little expensive. Nutanix for ...

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My Pythony Puppet Ruby vim IDE

Despite my penchant for tools written in Ruby (Puppet, Gitlab, Jekyll/Octopress etc) I do not actually like Ruby. I am more of a Python guy. I also like Vim, so whenever I use a GUI IDE I end up with something littered with :w and ZZ.

Despite my pythonic ...

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Install Microsoft TrueType fonts on Fedora

Fedora do not bundle Microsoft's core Truetype fonts for licensing reasons. Normallly I do not care, personally I prefer Liberation fonts anyway. However, today I needed to Verdana.

Traditionally, the way to install these on RPM based distributions has been:

  1. Grab the RPM spec file
  2. Build an RPM from ...
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Super Slick Agile Puppet for Devops

With a superb buzzword laden title like that, then I reckon massive traffic boost is inevitable.

Puppet is my favourite Configuration Management tool. This is not a post to try and persuade anyone not to use Ansible, Chef or any other. What I want to do is show I build ...

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New Linux Active Directory Integration

This used to be quite complex, but now is astoundingly simple. Now there is a new project call realmd. It is in recent version of Debian (Jessie and Sid) and Ubuntu (since 13.04). For Red Hat types, it is RHEL7 and Fedora (since 18).

If you're on Debian ...

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Home-made Energy Bars

A break from computing today and into the world of nutrition. Cyclists love to talk about nutrition as the nature of our sport makes it a major consideration. I do not really know of any other sport where your fuel gives out before the rest of your body.

This means ...

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VMware CLI on Ubuntu Saucy Salamander

The current project (as of this week) has me moving away from Openstack for a while. For the next couple of months I will be immersing myself in monitor, metrics and logging. Naturally, this being a shiney new environment, this involves a significant amount of VMware time.

I have inherited ...

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Openstack Neutron Performance problems

For the last few weeks I have been consulting on a private cloud project for a local company. Unsurprisingly this has been based around the typical Openstack setup.

  • Nova - KVM
  • Neutron - Openvswitch
  • Cinder - LVM
  • Glance - local files

My architecture is nothing out of the ordinary. A pair of hosts each ...

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Logstash on CentOS 6

It's been a while since I last posted anything, but it is time to. I've been playing around a lot with various tools for gathering information about my environment recently. One of the most important tools for storing that information is decent logging. Syslog is proven and solid ...

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