From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: master afc0bfd380: Speed up loaddefs-generate on slow disks Date: Fri, 03 Jun 2022 09:09:48 -0400 Message-ID: References: <165416120601.23485.9799765950267646757@vcs2.savannah.gnu.org> <20220602091326.514E9C009A8@vcs2.savannah.gnu.org> <87a6avccs4.fsf@gnus.org> <83r147dosf.fsf@gnu.org> <838rqee1k4.fsf@gnu.org> <83ee05dhio.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="31206"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: larsi@gnus.org, emacs-devel@gnu.org, eggert@cs.ucla.edu To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Jun 03 15:13:07 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nx76x-0007st-Bx for ged-emacs-devel@m.gmane-mx.org; Fri, 03 Jun 2022 15:13:07 +0200 Original-Received: from localhost ([::1]:36142 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nx76w-0004eE-6Q for ged-emacs-devel@m.gmane-mx.org; Fri, 03 Jun 2022 09:13:06 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:35198) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nx73u-0002qV-Gy for emacs-devel@gnu.org; Fri, 03 Jun 2022 09:09:58 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:24905) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nx73q-0000g0-HW; Fri, 03 Jun 2022 09:09:56 -0400 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id A9CC1100796; Fri, 3 Jun 2022 09:09:51 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 6ECE6100135; Fri, 3 Jun 2022 09:09:50 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1654261790; bh=a72nzFIS0mDuRq20XuNJKtVyxQhd9dLtHO8R7W8plP4=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=ICtpWp+pNIlTWaG0rUcI2MpBVYiIVgy3U2fdK4Txas6tJgb0BfK7sizWfSFva/RoJ omNKnVa/fAPOnSNUhFp/eRosUGzsdzBbSd9lW9kSe939X8CYUGzrJX9flnuhR94UhO PQy2Yfk7ZKGgBKTjFVYvvd+3YhAPZnvYGOx6Unys7hoJB7thZb3fg7PblibaCzZbVy J/lto83g2z2ScHnG9x9iA06x/hy0yxGDW4xDeLDNxIybP5kT2DAYG7jo6MWaUQIZMm O7GuL65m1MN/UJvcYmE6QDz8G8HxAPv6lzRV7dmMTJbrx1R/ei88HhpLjlN/YJL3lU ywmXwWJZjKxGg== Original-Received: from pastel (unknown [45.72.221.51]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 3D0251201DD; Fri, 3 Jun 2022 09:09:50 -0400 (EDT) In-Reply-To: <83ee05dhio.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 03 Jun 2022 16:05:19 +0300") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:290623 Archived-At: > You evidently assume something about "the change you suggested", > because it is not just trivial modifications of what we do now: it > will have new "overhead" that is not part of the existing "overhead". All I'm saying is that the part that we may gain is (apparently, under Windows) at most 50%. That still leaves open the possibility that it ends up making the code slower :-) Stefan