At Buffer, we’ve been using Kubernetes since 2016. We’ve been managing our k8s (kubernetes) cluster with kops, it has about 60 nodes (on AWS), and runs about 1500 containers. Our transition to a micro-service architecture has been full of trial and errors... (more…)

I'm a seasoned veteran of software engineering. Interested in performance optimization and problem solving. High traffic, high availability, virtualization, docker - these are the categories in which I live.

Docker became very popular in the last few years for being such a flexible tool to isolate processes in so called containers. If you haven't played with it yet, I highly recommend you to watch my free course on Docker Security. But if you have, I'd like t...

Docker containers opened a world of possibilities for the tech community, hassles in setting up new software were decreased unlike old times when a mess was to be sorted by a grievous format, it reduced the time to set up and use new software which eventu... (more…)

docker-openvpn - 🔒 OpenVPN server in a Docker container complete with an EasyRSA PKI CA...