Emre KasgurPersonal site of Emre Kasgur, software engineer. Posts on software, philosophy and social topics, plus weekend projects.https://emrekasgur.com/The internet is running out of people who answer questionshttps://emrekasgur.com/posts/running-out-of-answers/https://emrekasgur.com/posts/running-out-of-answers/Stack Overflow now gets about 2.5% of the questions it got before ChatGPT. I went through the Stack Exchange data dump, Wikipedia's statistics and archived robots.txt files to see what else is shrinking, and why.Sun, 01 Nov 2026 00:00:00 GMTsocietyaistack-overflowwikipediaopen-webdataMeasuring the energy footprint of your codehttps://emrekasgur.com/posts/understanding-the-energy-footprint-of-your-code/https://emrekasgur.com/posts/understanding-the-energy-footprint-of-your-code/How to read CPU energy counters on Linux, what they leave out, and what measurements on a busy AMD Ryzen server show about when faster code saves energy.Tue, 28 Jan 2025 00:00:00 GMTsoftwareenergyperformancerustlinuxsimdPID 1 in containers: signals, zombies and graceful shutdownhttps://emrekasgur.com/posts/common-pitfall-in-containerized-applications/https://emrekasgur.com/posts/common-pitfall-in-containerized-applications/What changes when your application runs as PID 1 in a container, and how to get SIGTERM, child processes and pod termination right in Docker and Kubernetes. Every case was tested on real images and a Kubernetes 1.35 cluster.Tue, 21 Jan 2025 00:00:00 GMTsoftwarecontainersdockerkuberneteslinuxPinning goroutines to CPU cores, revisitedhttps://emrekasgur.com/posts/goroutine-locker/https://emrekasgur.com/posts/goroutine-locker/In 2023 I wrote a weekend Go package that tried to pin goroutines to CPU cores, and misread its own benchmark. I rebuilt it and measured what pinning does on a Ryzen 5 3600 inside a Kubernetes pod.Thu, 23 Nov 2023 00:00:00 GMTlabgolinuxkubernetesperformance