From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Indentation and gc Date: Sat, 11 Mar 2023 16:09:58 +0200 Message-ID: <83a60jwf9l.fsf@gnu.org> References: <20230310110747.4hytasakomvdyf7i.ref@Ergus> <20230310110747.4hytasakomvdyf7i@Ergus> <87a60k657y.fsf@web.de> <838rg4zmg9.fsf@gnu.org> <87ttys4dge.fsf@web.de> <83sfebyepp.fsf@gnu.org> <87ttyru4zt.fsf@web.de> <83fsabyb41.fsf@gnu.org> <87mt4jtpqf.fsf@web.de> <83ilf7wi48.fsf@gnu.org> <878rg3wh2f.fsf@localhost> <83cz5fwggd.fsf@gnu.org> <871qlvwg1s.fsf@localhost> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="21157"; mail-complaints-to="usenet@ciao.gmane.io" Cc: arne_bab@web.de, spacibba@aol.com, emacs-devel@gnu.org To: Ihor Radchenko Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Mar 11 15:10:59 2023 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 1pazw3-0005Je-21 for ged-emacs-devel@m.gmane-mx.org; Sat, 11 Mar 2023 15:10:59 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pazvM-0007bd-4g; Sat, 11 Mar 2023 09:10:16 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pazvL-0007bU-5e for emacs-devel@gnu.org; Sat, 11 Mar 2023 09:10:15 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pazvK-0005In-3r; Sat, 11 Mar 2023 09:10:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=eYoLW3jZcWZ+Fl7wW8/hmLW9PlTTAJQbUeNEK/SXPag=; b=kBqLbUBVts39 sD0c6kpp8MWA5FPgB5BDluEZZ3DuVnSEeV4bJgXHhIptDEnyjAAw+oiMbfovX1FhqoVAVqao+fcHG XA0XpzhI5AxyLML+lPMsYfw0rWK9AI6T6rXabeYeqXDNoK6Cddk8FzGQ8CUEcHrMDcjVAz859Xb0+ TSUN6gIjRt7lNN2A66Vvcy+sm5OOAKdE/VMwEVv3BZint8r1LRoqiB+Q6gHIWo3yyvEXphULaDkl+ 04TCS02k3Wg616+O9Q+5cMezEQCL+7G/h5s5HqAyWQQdnqMlMwu2uvDIOoNtBDpcbhs2kmNb11N6u XtJcuVrRhEPcfIc4wWCa4g==; Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pazvJ-0008DN-Ic; Sat, 11 Mar 2023 09:10:13 -0500 In-Reply-To: <871qlvwg1s.fsf@localhost> (message from Ihor Radchenko on Sat, 11 Mar 2023 13:53:03 +0000) 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:304317 Archived-At: > From: Ihor Radchenko > Cc: arne_bab@web.de, spacibba@aol.com, emacs-devel@gnu.org > Date: Sat, 11 Mar 2023 13:53:03 +0000 > > Eli Zaretskii writes: > > > The above implicitly assumes that gc-cons-threshold is the absolute > > ceiling of the memory Emacs can allocate. But that is not what that > > threshold means and how it is used. Even with the default threshold > > of 800K a running Emacs session can allocate much more than 800K > > bytes. > > No. I took into account the fact that `gc-cons-threshold' is paired with > `gc-cons-percentage'. The latter scales with Emacs memory usage. For the > former, it makes sense to scale with available memory until > `gc-cons-percentage' takes over. I'm talking about basis for the 0.7% figure. Anyway, how about if you try running with the threshold you think we should adopt, and report back after a month or so, say?