Welcome to LWN.net The following subscription-only content has been made available to you by an LWN subscriber. Thousands of subscribers depend on LWN for the best news from the Linux and free software communities. If you enjoy this article, please consider subscribing to LWN. Thank you for visiting LWN.net! Back in 2022, Josh Triplett presented a plan to implement a "spawn new process" functionality in the io_uring subsystem. There was a fair amount of interest at the time, but developers g...