[RFC 0/3] nvme uring passthrough diet

[Keith Busch]

On Tue, May 02, 2023 at 12:31:28AM +0530, Kanchan Joshi wrote:
> On Mon, May 01, 2023 at 08:33:03AM -0700, Keith Busch wrote:
> > From: Keith Busch <kbusch at kernel.org>
> > 
> > When you disable all the optional features in your kernel config and
> > request queue, it looks like the normal request dispatching is just as
> > fast as any attempts to bypass it.
> 
> Did a quick run, and it is not the case.
> For that workload [1], this one moves to 3.4M from 3M.

There's more to trim, more work to do. I was running not quite as
heavy a kernel config as I needed, but I've got something more
appropriate to experiment with now.