From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 281A3C433F5 for ; Fri, 4 Mar 2022 00:10:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232974AbiCDALM (ORCPT ); Thu, 3 Mar 2022 19:11:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38326 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230003AbiCDALL (ORCPT ); Thu, 3 Mar 2022 19:11:11 -0500 Received: from mail104.syd.optusnet.com.au (mail104.syd.optusnet.com.au [211.29.132.246]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id B95F63EABB; Thu, 3 Mar 2022 16:10:24 -0800 (PST) Received: from dread.disaster.area (pa49-186-17-0.pa.vic.optusnet.com.au [49.186.17.0]) by mail104.syd.optusnet.com.au (Postfix) with ESMTPS id 8644C52FF57; Fri, 4 Mar 2022 11:10:23 +1100 (AEDT) Received: from dave by dread.disaster.area with local (Exim 4.92.3) (envelope-from ) id 1nPvWY-001DQh-CJ; Fri, 04 Mar 2022 11:10:22 +1100 Date: Fri, 4 Mar 2022 11:10:22 +1100 From: Dave Chinner To: Luis Chamberlain Cc: linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, lsf-pc@lists.linux-foundation.org, Matias =?iso-8859-1?Q?Bj=F8rling?= , Javier =?iso-8859-1?Q?Gonz=E1lez?= , Damien Le Moal , Bart Van Assche , Adam Manzanares , Keith Busch , Johannes Thumshirn , Naohiro Aota , Pankaj Raghav , Kanchan Joshi , Nitesh Shetty Subject: Re: [LSF/MM/BPF BoF] BoF for Zoned Storage Message-ID: <20220304001022.GJ3927073@dread.disaster.area> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.4 cv=e9dl9Yl/ c=1 sm=1 tr=0 ts=622158f0 a=+dVDrTVfsjPpH/ci3UuFng==:117 a=+dVDrTVfsjPpH/ci3UuFng==:17 a=kj9zAlcOel0A:10 a=o8Y5sQTvuykA:10 a=7-415B0cAAAA:8 a=mipNJKbUkk14TSCTfyQA:9 a=CjuIK1q_8ugA:10 a=biEYGPWJfzWAr4FL6Ov7:22 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Wed, Mar 02, 2022 at 04:56:54PM -0800, Luis Chamberlain 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? > > I think the nvme passthrogh stuff deserves it's own shared > discussion though and should not make it part of the BoF. Reading through the discussion on this thread, perhaps this session should be used to educate application developers about how to use ZoneFS so they never need to manage low level details of zone storage such as enumerating zones, controlling write pointers safely for concurrent IO, performing zone resets, etc. Cheers, Dave. -- Dave Chinner david@fromorbit.com