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[2620:137:e000::1:20]) by mx.google.com with ESMTP id y84-20020acae157000000b0038e0d6cabe3si7381136oig.22.2023.05.13.08.02.22; Sat, 13 May 2023 08:02:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=MX6R7UdO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238330AbjEMOxS (ORCPT + 99 others); Sat, 13 May 2023 10:53:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230133AbjEMOxR (ORCPT ); Sat, 13 May 2023 10:53:17 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 285081980 for ; Sat, 13 May 2023 07:53:17 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B934B60F53 for ; Sat, 13 May 2023 14:53:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id ACAC3C433EF; Sat, 13 May 2023 14:53:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683989596; bh=rJhUp++XoeDNmVFtwTL9mS0YbDDSj5FAqHg8ylJIe/I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MX6R7UdOZ+yTa1zeqsH7oEBWueCzE23hXNcrgWC1JFgOjv8snyWtNC7QPmsCwxq7D 4UjsTnv4B9OtVQAkiiRBRwm4YrszZH0jjFPZaJMID1MVxgDMxUUdy3tsgMj1svmOaG js2gptSLxCIOjH/R84+hODiBHhezJpXqSxqXmMsKDaB7vhdhSlKNKlJCz0E+HjwG7E nSjlIB5odhMn/yeFUM8Rmft3xU/XFqjWThWKTdK11+QPiTZn9SBUbIDmMgbeu58zcI HJ0bQfl/dZpxRgz8uBw+gX/7NOJpfEfdETz7hiUJ1+cwhgrIGH1eh97pBDrfCQLIgB DrIDYGs+Mowpw== From: SeongJae Park To: SeongJae Park Cc: lsf-pc@lists.linux-foundation.org, damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [LSF/MM/BPF TOPIC] DAMON Updates and Future Plans Date: Sat, 13 May 2023 14:53:14 +0000 Message-Id: <20230513145314.84505-1-sj@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230508214019.80558-1-sj@kernel.org> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 8 May 2023 21:40:19 +0000 SeongJae Park wrote: > Hello, > > On Tue, 14 Feb 2023 00:33:28 +0000 SeongJae Park wrote: > > > Hi all, > > > > > > DAMON has merged into mainline as a data access monitoring tool that equips a > > best-effort overhead-accuracy tradeoff mechanism, and then extended for data > > access-aware system operations. I'd like to briefly introduce current state of > > DAMON and share/discuss about 2023 plans including below. > > > > - Finer and easier-to-use DAMOS tuning > > - tuning aggressiveness based on user or kernel feed (e.g., QPS or PSI) > > - Merging DAMON user space tool into the mainline > > - Extending DAMON > > - Page-granularity monitoring > > - LRU-lists based page-granulariy monitoring > > - CPU-specific access monitoring > > - Read/Write-only access monitoring > > - More DAMON-based Operation Schemes > > - Tiered memory management > > - THP memory footprint reduction > > - NUMA balancing > > > > I hope to hear concerns/interests about the plans for prioritizing each work > > items and get some suggestions of future works and collaboration with other > > kernel subsystems/hackers. > > We will start the discussion after about 1 hour and 20 minutes, so sharing the > slides here: > https://drive.google.com/file/d/10nsd4fq01On9p-oTmCS5KSW6qESmB6ER/view?usp=sharing > > The link might be changed later. I will update on this thread in the case. As mentioned above, I indeed moved it to Github[1]. Above Google Drive link may be expired soon. [1] https://github.com/damonitor/talks/blob/master/2023/lsfmmbpf/damon_lsfmmbpf_2023.pdf Thanks, SJ > > > Thanks, > SJ > > > > > > > Thanks, > > SJ > >