> I'm curious how much better you could do by skipping the OS entirely and making a userspace disk API, similar to DPDK I've thought about the same thing mysel

> I'm curious how much better you could do by skipping the OS entirely and making a userspace disk API, similar to DPDK I've thought about the same thing myself. Some sort of direct access to block IO, with the ability to force writes (and reads?) to go directly to disk, and to force some sort of ordering between requests.