Re: [LSF/MM/BPF BoF] BoF for Zoned Storage

Kanchan Joshi
2022-03-03T07:38:31Z

On Thu, Mar 3, 2022 at 6:51 AM Luis Chamberlain <mcgrof@kernel.org> wrote:
>
> Thinking proactively about LSFMM, regarding just Zone storage..
>
> I'd like to propose a BoF for Zoned Storage. The point of it is
> to address the existing point points we have and take advantage of
> having folks in the room we can likely settle on things faster which
> otherwise would take years.
>
> I'll throw at least one topic out:
>
> * Raw access for zone append for microbenchmarks:
> - are we really happy with the status quo?
> - if not what outlets do we have?

Many choices were discussed/implemented in my last attempt to do
append via io_uring/aio.
Without consensus though. Perhaps F2F can help reaching it. I'd like
to join this discussion.

> I think the nvme passthrogh stuff deserves it's own shared
> discussion though and should not make it part of the BoF.

Yes indeed, there is more to it.
We may anyway have to forgo append (and other-commands requiring extra
result) in the first drop of uring-passthru at least. For good
reasons. But let's discuss that in a separate thread along with some
code.

Thanks,
--
Kanchan