Today at work was ”do-anything-but-work-day”. It’s a bit like Googles 20%, but instead of 20% it’s more like .8% or something like that. It’s was our first time and not that many people had a clear idea about what to do at first. I on the other hand had a mission all planned out. When I put the blog on the new server back in January, I noticed a small decrease in performance. After a few tests I’ve realized that the CPU is the culprit. The Atom D525, while dual-core, at 1.6 GHz has roughly half the computational power of the Pentium M at 1.5 GHz, which was what my old server had under the hood. Node.js can make use to multi-core processors by starting more instances of itself, which made concurrent connections on the new server almost the same speed as on the old server. However, co…