From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Larger GC thresholds for non-interactive Emacs Date: Fri, 17 Jun 2022 17:11:08 +0200 Message-ID: <87bkur72b7.fsf@gnus.org> References: <83czfh12kp.fsf@gnu.org> <87pmjhghu2.fsf@localhost> <835yl910gp.fsf@gnu.org> <87wndndbhq.fsf@gmail.com> <83bkuzznws.fsf@gnu.org> <877d5mqmkh.fsf@localhost> <83y1y2utnd.fsf@gnu.org> <87r13up587.fsf@localhost> <83o7yyur0l.fsf@gnu.org> <87leu2p3nu.fsf@localhost> <83leu2uewn.fsf@gnu.org> <87r13qv701.fsf@localhost> <83bkuursya.fsf@gnu.org> <87h74l9jk8.fsf@localhost> <83bkutqb3z.fsf@gnu.org> <9778F176-E724-4E61-B0FB-327BCDD316C0@acm.org> <87sfo4epeo.fsf@localhost> <87bkurrc5e.fsf@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23695"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Ihor Radchenko , Mattias =?utf-8?Q?Engdeg=C3=A5rd?= , Eli Zaretskii , Tim Cross , rms@gnu.org, Alan Mackenzie , emacs-devel To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Jun 17 17:13:13 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 1o2Der-0005vp-4q for ged-emacs-devel@m.gmane-mx.org; Fri, 17 Jun 2022 17:13:13 +0200 Original-Received: from localhost ([::1]:58792 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o2Dep-0003w3-HY for ged-emacs-devel@m.gmane-mx.org; Fri, 17 Jun 2022 11:13:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:41608) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o2Dd3-00034L-JH for emacs-devel@gnu.org; Fri, 17 Jun 2022 11:11:21 -0400 Original-Received: from quimby.gnus.org ([2a01:4f9:2b:f0f::2]:46724) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o2Dcz-00087b-HM; Fri, 17 Jun 2022 11:11:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID :In-Reply-To:Date:References:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=2O4A1ApfEDi0pzaTLh69NRVvwXwf0rveIqdg7tWaSJQ=; b=V5i9ZJRsk5jyupgQ+Gz0AWPINd RNAcyBtinaNbNxYHKLdRiNuLcfeU8qbexiSobjpNaiMaTCkIbTF/x39ByaIwszODSMCXX2tMNJ+Au 24G/D0LNEeI5WqM0St8WFof/NUULv64DI0/o8Mi5Wgl1oBZkyt9/c4HySwzzEEy68TZg=; Original-Received: from [84.212.220.105] (helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1o2Dcr-0004MN-7z; Fri, 17 Jun 2022 17:11:11 +0200 Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAAXNSR0IArs4c6QAAABVQTFRF rY92W0xALCYhDQwKi3NfnYFr////pUJmeQAAAAFiS0dEBmFmuH0AAAAHdElNRQfmBhEPBxLciDfX AAAA6ElEQVQ4y83UQQ6DIBAFUNqUfTEcoMIJCheQBPYsnPtfpcwMWKuS1KSL/sSF88aBBFWIH+Zi DnIvcPUHefwvOHsWvOlBd1RvcXMaursyxrv6lLHelMvbBx+Uw7NxWKxp4LcHWMF69y0YBt8B3E3n LVnu1dCDkj2Mo1JNGHjpWqYMqyfwXocmC3B7jCQ6hgpqUFxACTq8gdp1mmPLxIvzmAgQmy1QpiSA DAnW8MT+REBZgcZ+kABNKugynj67Uswiw1xhjElkBkkNcs4EZT+bDxYYEmyBgvBZkQ2m3g+gDJRx m6q33Ut6Hl74Mpq2QplZ5wAAABBlWElmSUkqAAgAAAAAAAAAAAAAAJw8uSgAAAAldEVYdGRhdGU6 Y3JlYXRlADIwMjItMDYtMTdUMTU6MDc6MTcrMDA6MDCuvuBbAAAAJXRFWHRkYXRlOm1vZGlmeQAy MDIyLTA2LTE3VDE1OjA3OjE3KzAwOjAw3+NY5wAAADh0RVh0aWNjOmNvcHlyaWdodABDb3B5cmln aHQgKGMpIDE5OTggSGV3bGV0dC1QYWNrYXJkIENvbXBhbnn5V3k3AAAAIXRFWHRpY2M6ZGVzY3Jp cHRpb24Ac1JHQiBJRUM2MTk2Ni0yLjFXrdpHAAAAJnRFWHRpY2M6bWFudWZhY3R1cmVyAElFQyBo dHRwOi8vd3d3LmllYy5jaBx/AEwAAAA3dEVYdGljYzptb2RlbABJRUMgNjE5NjYtMi4xIERlZmF1 bHQgUkdCIGNvbG91ciBzcGFjZSAtIHNSR0JEU0ipAAAAAElFTkSuQmCC X-Now-Playing: David Allred's _Felt The Transition_: "The Transition (Solo Piano)" In-Reply-To: (Stefan Monnier's message of "Fri, 17 Jun 2022 09:49:41 -0400") Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-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:291295 Archived-At: I tried this very advanced patch: diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el index d28ec0be16..1bd0793097 100644 --- a/lisp/emacs-lisp/bytecomp.el +++ b/lisp/emacs-lisp/bytecomp.el @@ -5366,6 +5366,7 @@ batch-byte-compile ;; behavior. (setq attempt-stack-overflow-recovery nil attempt-orderly-shutdown-on-fatal-signal nil) + (setq gc-cons-threshold (* 100 gc-cons-threshold)) (let ((error nil)) (while command-line-args-left (if (file-directory-p (expand-file-name (car command-line-args-left)= )) A "make -j32 bootstrap" went from 1m25s to 1m6s. =F0=9F=98=80 Most of this time is spent doing other things than building lisp files, though, so the impact on byte compilation is huge. rm lisp/*/*.elc time make -j32 goes from 29s to 14s. --=20 (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no