Debugging a Docker Heisenbug in production

Imagine a small Docker Swarm. The old school Swarm, not swarm-mode. On this Swarm cluster we run a myriad of different microservices that… Read more

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Auto-Scaling a Docker Swarm on DigitalOcean

Setting up a Docker Swarm (“docker swarm mode” if you want to be more accurate), is pretty much a trivial process. You need 3 nodes, create a swarm on one of them and join the other two nodes to the swarm. Simple. What if you wanted a 100 swarm nodes? How... (more…)

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