July 16, 2020


Connecting People

Raspberry Pi is your new private cloud

The operating joke is that raspberry Pis are less expensive than an genuine raspberry pie. Whilst I would not fork out $fifty to $100 for a pie to take in, the thought is to provide a very able personal computer, with a compact footprint, with built-in networking, operating open up source software package, at a rate that hobbyists, as very well as industry experts, can pay for.

I’ve used them for a long time as IoT products, thinking of they can get, keep, procedure, and transmit info, as very well as react to the info if required. Persons are employing a Pi on assignments these as building motorbike riding safer and other IoT/edge net-new advancement.

However, points are transforming for the Pis.

I was content to see the k3s challenge, which is a light-weight Kubernetes distribution for use in “resource-constrained environments.” It is open up source as very well as optimized for ARM processors. If you have not guessed by now, this will make operating a Raspberry Pi-based Kubernetes cluster feasible given that this Kubernetes distribution is truly goal-built for the Pi, of course with some restrictions.

This enabling engineering lets cloud architects put Kubernetes clusters operating containers outside the house of the centralized public cloud on compact computer systems that will do the job nearer to the resources of the info. The clusters are nevertheless tightly coordinated, most likely even spreading an application between a public cloud platform and hundreds or even hundreds of Raspberry Pis operating k3s. Evidently it’s a kind of edge computing with hundreds of use cases.

What strikes me about this pattern of architecture is that low-priced, edge-based products are acting like light-weight non-public clouds. They provision methods as required and use a most popular platform these as containers and Kubernetes. Of course, they have an upper limit of scalability.

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