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 X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C8F95C10DCE for ; Wed, 25 Mar 2020 01:51:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9AA1520722 for ; Wed, 25 Mar 2020 01:51:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727239AbgCYBvc (ORCPT ); Tue, 24 Mar 2020 21:51:32 -0400 Received: from mail104.syd.optusnet.com.au ([211.29.132.246]:58674 "EHLO mail104.syd.optusnet.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727189AbgCYBvc (ORCPT ); Tue, 24 Mar 2020 21:51:32 -0400 Received: from dread.disaster.area (pa49-195-202-68.pa.nsw.optusnet.com.au [49.195.202.68]) by mail104.syd.optusnet.com.au (Postfix) with ESMTPS id 428837EB6FA for ; Wed, 25 Mar 2020 12:51:29 +1100 (AEDT) Received: from dave by dread.disaster.area with local (Exim 4.92.3) (envelope-from ) id 1jGvCa-0006IV-6K for linux-xfs@vger.kernel.org; Wed, 25 Mar 2020 12:51:28 +1100 Date: Wed, 25 Mar 2020 12:51:28 +1100 From: Dave Chinner To: linux-xfs@vger.kernel.org Subject: Re: [PATCH 0/8] xfs: various fixes and cleanups Message-ID: <20200325015128.GE10776@dread.disaster.area> References: <20200325014205.11843-1-david@fromorbit.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200325014205.11843-1-david@fromorbit.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.3 cv=LYdCFQXi c=1 sm=1 tr=0 a=mqTaRPt+QsUAtUurwE173Q==:117 a=mqTaRPt+QsUAtUurwE173Q==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=kj9zAlcOel0A:10 a=SS2py6AdgQ4A:10 a=VwQbUJbxAAAA:8 a=7-415B0cAAAA:8 a=bxfKLBYTOHBu_A5ka58A:9 a=CjuIK1q_8ugA:10 a=AjGcO6oz07-iQ99wixmX:22 a=biEYGPWJfzWAr4FL6Ov7:22 Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org On Wed, Mar 25, 2020 at 12:41:57PM +1100, Dave Chinner wrote: > Hi folks, > > These are the fixes and cleanups that are part of the non-blocking > inode reclaim series I've (slowly) been working on. These fixes and > cleanups stand alone, many have already been reviewed, and getting > them out of the non-blocking reclaim patchset makes that a much > smaller and easier to digest set of patches. > > The changes in this patchset are for: > > - limiting the size of checkpoints that the CIL builds to reduce the > memory it pins and the latency of commits. > - cleaning up the AIL item removal code so we can reduce the number > of tail LSN updates to prevent unnecessary thundering herd wakeups > - account for reclaimable slab caches in XFS correctly > - account for reclaimed pages from buffers correctly > - avoiding log IO priority inversions > - factoring the inode cluster deletion code to make it more readable > and easier to modify for the non-blocking inode reclaim mods. > > Thoughts, comments and improvemnts welcome. Oops, forgot to mention this is based on the for-next tree with Christoph's xlog-ticket-cleanup.2 branch merged on top. You can pull it from here: git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs.git xfs-fixes-cleanups-5.7 or browse: https://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs.git/log/?h=xfs-fixes-cleanups-5.7 Cheers, Dave. -- Dave Chinner david@fromorbit.com