This site has moved

Just a heads up to let you know that I have migrated this site to it’s new home at finnian.io/blog. New content will be posted there but I am keeping this one live for historical reasons.

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Dockering with cardboard

Although the PiGlow visualisation of CPU usage was pretty, we reckoned we could go a couple of steps further and integrate a much more complete tangible solution – a hardware-driven load monitor dashboard.

Made of cardboard.

This was to be driven by two high torque servos (Ben had them lying around) which would rotate according to whichever performance indicator we chose. Servos are not, of course, very good pointers so with a trusty craft knife to the fore we re-purposed some Pi packaging into a cardboard user interface.

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Visualising Docker on Pi with PiGlow

In my last post I described how I set up a 5-strong Raspberry Pi Docker swarm. It wasn’t long before I realised I wanted some ambient way to see how they were performing which¬†a) didn’t involve staring at a screen and b) would wind up the cat.

Luckily my friend Ben was round and he’s quite into tangible stuff so after rummaging in a few dusty boxes for inspiration we found a PiGlow and wondered if that would do the trick.

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