CPU throttling can significantly affect containerized Go applications, leading to increased latencies and service interruptions. The issue arises because Go's runtime doesn't recognize the CPU limits set by Kubernetes, causing the application to overconsume resources and get throttled. Solutions include setting the GOMAXPROCS
Table of contents
What could happen when a service experiences CPU throttling?The exampleHow are CPU limits enforced by Kubernetes?Go concurrency primerWhy would a Go program experience throttling?Will setting my requests == limit prevent throttling?A note on limit < 1 and GOMAXPROCSTo limit or not to limit?I use CPU limits, how do I set GOMAXPROCS appropriately?Will setting GOMAXPROCS to my CPU limit lower my service throughput?Takeaways & closing notesFurther readingSort: