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.bugs Subject: bug#66288: 29.1; Performance regression using pipe for subprocess Date: Wed, 04 Oct 2023 09:55:50 +0300 Message-ID: <83r0ma6fm1.fsf@gnu.org> References: <83ttra91nu.fsf@gnu.org> <63df0312-f2e0-49cd-8536-f886d841e88e@chris-hanson.org> <83edid8vmx.fsf@gnu.org> <83bkdh8u2k.fsf@gnu.org> <6d2e1bab-89e0-57cf-598c-96f0e4179428@gutov.dev> <786d8b73-dc9f-42ec-b5ed-4cae99ed5567@chris-hanson.org> <83h6n86x8r.fsf@gnu.org> <278d63e7-c624-4759-2c25-283e2ee60c9a@gutov.dev> <831qeb7fna.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11678"; mail-complaints-to="usenet@ciao.gmane.io" Cc: gerd.moellmann@gmail.com, dmitry@gutov.dev, cph@chris-hanson.org, 66288@debbugs.gnu.org To: Gregory Heytings Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Oct 04 08:56:56 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1qnvoV-0002eC-VC for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 04 Oct 2023 08:56:56 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qnvoN-0003Sk-SN; Wed, 04 Oct 2023 02:56:48 -0400 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 1qnvoL-0003ST-Ad for bug-gnu-emacs@gnu.org; Wed, 04 Oct 2023 02:56:45 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qnvoK-00023O-Ll for bug-gnu-emacs@gnu.org; Wed, 04 Oct 2023 02:56:44 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qnvoc-0006Zh-7o for bug-gnu-emacs@gnu.org; Wed, 04 Oct 2023 02:57:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 04 Oct 2023 06:57:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 66288 X-GNU-PR-Package: emacs Original-Received: via spool by 66288-submit@debbugs.gnu.org id=B66288.169640260725249 (code B ref 66288); Wed, 04 Oct 2023 06:57:02 +0000 Original-Received: (at 66288) by debbugs.gnu.org; 4 Oct 2023 06:56:47 +0000 Original-Received: from localhost ([127.0.0.1]:41364 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qnvoN-0006Z9-EG for submit@debbugs.gnu.org; Wed, 04 Oct 2023 02:56:47 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55390) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qnvoL-0006Yu-6N for 66288@debbugs.gnu.org; Wed, 04 Oct 2023 02:56:46 -0400 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 1qnvnh-0001yS-Qb; Wed, 04 Oct 2023 02:56:14 -0400 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=Ud29cNQHmVSeVluLsUML57vmyRRPU7QafL1jwd1Z6PQ=; b=XKh2FfLZi5lv WenVdIfxgt9HwapsbiK+iLRgAbtG5urvJteP7xoELci3qn9N2OtwrZlgVK6rFLzIDsFC3MT4HhwlQ oD6GgyLAiYlDe3zu1xrraA4xpaQ/avj//4Q5+tmArS3p9Os5dC2J236ybFUTNhmYi6DlVQ9YEzqTx 8hunGKDUzoH3OqTspE26rQAK6j6kS944nEa0U9r3WkUPSYOII3Esbs10CWNgZYMbbn0LOYmn0udY+ zuCgB6ClENNliHMpq30FpxwY6fY3L0lQYfV45RfzkoYcY4Tz4GxYmSGKbtQYG+icxxxkBqJwlP/Vt 329Vjsl1penRATMcZthYrw==; In-Reply-To: (message from Gregory Heytings on Tue, 03 Oct 2023 20:58:17 +0000) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:271765 Archived-At: > Date: Tue, 03 Oct 2023 20:58:17 +0000 > From: Gregory Heytings > cc: Dmitry Gutov , gerd.moellmann@gmail.com, > 66288@debbugs.gnu.org, cph@chris-hanson.org > > > The usual suspect -- long-line optimizations -- > > > > "Usual suspect"??? What other significant changes in redisplay, with a potential effect on performance, were made in Emacs 29? > The culprit here is a947c10d90. Thanks.