Monday Morning RCA: "We pushed out some routine code updates, but this really weird thing happened causing a resource utilization spike on our DNS systems. Bec

Monday Morning RCA: "We pushed out some routine code updates, but this really weird thing happened causing a resource utilization spike on our DNS systems. Because of this other really weird thing, this affected all of our global infrastructure simultaneously. Here's a deep engineering dive into this one weird thing that brought everything down."