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As Cloudflare continues to grow, we are constantly provisioning new servers, data centers, and hardware all over the globe. With this increase in scale it became necessary to re-evaluate our approach to node and datacenter tooling. In this blog post, we explore an in-house infrastructure system we’ve built, called Z...

Transistors, the electronic amplifiers and switches found at the heart of everything from pocket radios to warehouse-size supercomputers, were invented in 1947. Early devices were of a type called bipolar transistors, which are still in use. By the 1960s, engineers had figured out how to combine multiple bipolar tra...

This is a picture of my first transputer. In the strict sense it's not really true, because only one half of this processor belongs to me. In 1991 when I was a student at the Vienna University of Technology (TU Vienna) a friend and I decided to build a transputer system. At this time we were short of money and trans...