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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 1572BC3A59F for ; Thu, 29 Aug 2019 06:30:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E7BDF233FF for ; Thu, 29 Aug 2019 06:30:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727400AbfH2Gau (ORCPT ); Thu, 29 Aug 2019 02:30:50 -0400 Received: from mail105.syd.optusnet.com.au ([211.29.132.249]:54140 "EHLO mail105.syd.optusnet.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727035AbfH2Gau (ORCPT ); Thu, 29 Aug 2019 02:30:50 -0400 Received: from dread.disaster.area (pa49-181-255-194.pa.nsw.optusnet.com.au [49.181.255.194]) by mail105.syd.optusnet.com.au (Postfix) with ESMTPS id 0FD49360DB7 for ; Thu, 29 Aug 2019 16:30:48 +1000 (AEST) Received: from discord.disaster.area ([192.168.253.110]) by dread.disaster.area with esmtp (Exim 4.92) (envelope-from ) id 1i3DxG-0000xX-H4 for linux-xfs@vger.kernel.org; Thu, 29 Aug 2019 16:30:46 +1000 Received: from dave by discord.disaster.area with local (Exim 4.92) (envelope-from ) id 1i3DxG-0006BK-EH for linux-xfs@vger.kernel.org; Thu, 29 Aug 2019 16:30:46 +1000 From: Dave Chinner To: linux-xfs@vger.kernel.org Subject: [PATCH V2 0/5] xfs: speed up large directory modifications Date: Thu, 29 Aug 2019 16:30:37 +1000 Message-Id: <20190829063042.22902-1-david@fromorbit.com> X-Mailer: git-send-email 2.23.0.rc1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.2 cv=D+Q3ErZj c=1 sm=1 tr=0 a=YO9NNpcXwc8z/SaoS+iAiA==:117 a=YO9NNpcXwc8z/SaoS+iAiA==:17 a=FmdZ9Uzk2mMA:10 a=VwQbUJbxAAAA:8 a=7-415B0cAAAA:8 a=qDYnm9PS-GAC4vx6eUAA:9 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 Hi folks, After a long time I've managed to get back to these directory speedup patches, originally posted here: https://lore.kernel.org/linux-xfs/20181024225716.19459-1-david@fromorbit.com/ I've addressed all of Christoph's original issues, incorporated his suggestions, updated the benchmark results (same/slightly better improvement) and done more testing on it. The series has been in my test tree since I posted it ~9 months ago and has been in all my benchmarking work over that time. I haven't seen any performance regression as a result of the change of algorithm, but there are a few that go a lot faster.... Comments welcome. -Dave.