On Mon, 2020-02-10 at 10:26 -0800, Keith Busch wrote: > On Mon, Feb 10, 2020 at 12:01:13PM -0600, Muhammad Ahmad wrote: > > For NVMe HDDs are namespaces the appropriate abstraction of the > > multiple actuators? > > This sounds closer to what "NVM Sets" defines rather than namespaces. > Section 4.9 from NVMe 1.4 spec has additional details if interested. I've got to say that since multi-actuator devices will always be spinning rust, bending NVMe concepts to fit them seems horribly wrong ... as does adding any rotational devices to NVMe: You just built a clean NVM stack ... let's not contaminate it. James