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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 67194C4338F for ; Wed, 25 Aug 2021 16:58:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4D08761056 for ; Wed, 25 Aug 2021 16:58:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231631AbhHYQ66 (ORCPT ); Wed, 25 Aug 2021 12:58:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48324 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229791AbhHYQ65 (ORCPT ); Wed, 25 Aug 2021 12:58:57 -0400 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1E3DC061757 for ; Wed, 25 Aug 2021 09:58:11 -0700 (PDT) Received: by mail-lf1-x12b.google.com with SMTP id o10so284363lfr.11 for ; Wed, 25 Aug 2021 09:58:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ZAffB7/g4FtxL6wVVB02etGZX7Fyn+MjkmlCWZuq7eg=; b=JtqKvULdq+NgsQdfdlYTQReaA9TwKG9CHhu+/ZcLTTY776vXv125FC192wEB9HTSPa ZebGQXM6raQuKxlVxPjOSkSRBc7oqsJmtH4IWVx09dG8h19/6JdBhO5h2nEaKsmqNWJ2 +l7/8vqg+LeUaQWP0cM5tw3OnNJV7v8tLNWNbvRDUh+q94xUCibEbIJsXA0NtVudvlBf DyTLF+QaRl/50+cPbu7GqE4e5bLDfI7vTEcmYlNg2NA8jsN9n5KmcDsypk33Nk6PdSen 2UKPLPgqYWBz4gpenHN2j2I4PlPCZ+o2GGSMZdgvroXPNSDlRo5OR94NO93tA+PjYADU vusA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ZAffB7/g4FtxL6wVVB02etGZX7Fyn+MjkmlCWZuq7eg=; b=KY071fThxbylcLyVt8VGFT5+prlqv/APNtjv9lZ3mI0X3DdEq5UaDWQn+3VBGUUimj ADAgfFS60gmHqN+0HqjEsbKmcf3rM6ULbMO2zpKD44eL2k6rvN/V399WNTwe2gqFp463 mGdnfHVULJBaG50hJQew065r+07/dLE6rvf6vN2GjOQXRt3TMmR0Asjn6B/6EtYBT0nk SlUa4rHP8yiBc9hrS5WhfQTPUNTzkAGyyPtSu7XRdoIqs2ARNXVGI/q0w345sxxALm26 YAEJrHvQ8lDX6ehFJWRgBHk5KEUOZAXqLMlXNGscL9bpgxfyB887E+jdezjVPXq7A60f eWhA== X-Gm-Message-State: AOAM532JY5vXpVon2jdibFer6blGHsxl1fkwQKMzR64SX1xNEj/TgtHy wVKtac8FBwFmHtDAuje73dGWt64OnmUtfz97/vU= X-Google-Smtp-Source: ABdhPJwRzPvXtO+fhBBu5hNnjH37vFKZQ4WUfpfxknWa5SYTmIv5OwArKN2RUR1M320rrVuB/OYAmaWYTGv8i22/u5Q= X-Received: by 2002:a05:6512:214f:: with SMTP id s15mr2256718lfr.56.1629910690219; Wed, 25 Aug 2021 09:58:10 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Neeraj Singh Date: Wed, 25 Aug 2021 09:58:00 -0700 Message-ID: Subject: Re: [PATCH 0/2] [RFC] Implement a bulk-checkin option for core.fsyncObjectFiles To: "Neeraj K. Singh via GitGitGadget" Cc: Git List , Johannes Schindelin , Jeff King , Jeff Hostetler , Christoph Hellwig , =?UTF-8?B?w4Z2YXIgQXJuZmrDtnLDsCBCamFybWFzb24=?= , "Neeraj K. Singh" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org On Tue, Aug 24, 2021 at 6:51 PM Neeraj K. Singh via GitGitGadget wrote: > Hardware: > > * Mac - Mac Mini 2018 running MacOS 11.5.1, APFS with a 1TB Apple NMVE SSD, > * Linux - Ubuntu 20.04 - ext4 running on a Hyper-V VM with a fixed VHDX > backed by a Samsung PM981. > * Win - Windows NTFS - Same Hyper-V host as Linux. Operation | Mac | Linux > | Windows > > ---------------- |---------|-------|---------- git fsync | 40.6 s | 7.8 s | > 6.9s git fsync_defer | 6.5 s | 2.1 s | 3.8s git no_fsync | 1.7 s | 1.0 s | > 2.6s > I just wanted to fix this performance test table so that it is readable. Operation | Mac | Linux | Windows ----------------|---------|-------|---------- git fsync | 40.6 s | 7.8 s | 6.9 s git fsync_defer | 6.5 s | 2.1 s | 3.8 s git no_fsync | 1.7 s | 1.0 s | 2.6 s Here's the graphical version: https://docs.google.com/spreadsheets/d/18HWXSUVAVqqKATsuVvgxDF6ftX_5qG1UGgNjGtwOuu8/edit?usp=sharing