29 Aug '16, 8am

Raspberry Pi Hive Mind

Setting up a cluster of computers used to be a high-end trick used in big data centers and labs. After all, buying a bunch of, say, VAX computers runs into money pretty quickly (not even counting the operating expense). Today, though, most of us have a slew of Raspberry Pi computers. Because the Pi runs Linux (or, at least, can run Linux), there are a wealth of tools out there for doing just about anything. The trick is figuring out how to install it. Clustering several Linux boxes isn’t necessarily difficult, but it does take a lot of work unless you use a special tool. One of those tools is Docker, particularly Docker Swarm Mode. [Alex Ellis] has a good video (see below) showing the details of a 28 CPU cluster. It is easy to set up a swarm using the instructions on the Docker website . If you aren’t familiar with Docker, it is almost (but not quite) a light-weight virtua...

Full article: http://hackaday.com/2016/08/29/raspberry-pi-hive-mind/

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