The container throttling problem

This is an excerpt from an internal document David Mackey and I co-authored in April 2019. The document is excerpted since much of the original doc was about comparing possible approaches to increasing efficency at Twitter, which is mostly information that's meaningless outside of Twitter without a large amount of additional explanation/context. At Twitter, most CPU bound services start falling over at around 50% reserved container CPU utilization and almost all services start falling over at no...