From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#31585: 27.0.50; 112GB Virtual Memory; 102MB working set Date: Fri, 25 May 2018 09:29:29 +0300 Message-ID: <83o9h49rjq.fsf@gnu.org> References: <603craov.fsf@fn.de> <8736yghg3g.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1527229689 31550 195.159.176.226 (25 May 2018 06:28:09 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 25 May 2018 06:28:09 +0000 (UTC) Cc: markusffm@fn.de, 31585@debbugs.gnu.org To: Noam Postavsky Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri May 25 08:28:05 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fM6Co-000849-76 for geb-bug-gnu-emacs@m.gmane.org; Fri, 25 May 2018 08:28:02 +0200 Original-Received: from localhost ([::1]:42086 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fM6Ev-0007Nc-9t for geb-bug-gnu-emacs@m.gmane.org; Fri, 25 May 2018 02:30:13 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50987) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fM6Ep-0007NF-Bd for bug-gnu-emacs@gnu.org; Fri, 25 May 2018 02:30:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fM6Em-0000MA-9H for bug-gnu-emacs@gnu.org; Fri, 25 May 2018 02:30:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:39391) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fM6Em-0000M0-4V for bug-gnu-emacs@gnu.org; Fri, 25 May 2018 02:30:04 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fM6Ej-0005gS-Tb for bug-gnu-emacs@gnu.org; Fri, 25 May 2018 02:30:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 25 May 2018 06:30:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31585 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 31585-submit@debbugs.gnu.org id=B31585.152722976821786 (code B ref 31585); Fri, 25 May 2018 06:30:01 +0000 Original-Received: (at 31585) by debbugs.gnu.org; 25 May 2018 06:29:28 +0000 Original-Received: from localhost ([127.0.0.1]:47288 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fM6EC-0005fK-FE for submit@debbugs.gnu.org; Fri, 25 May 2018 02:29:28 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:59948) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fM6E9-0005f6-TU for 31585@debbugs.gnu.org; Fri, 25 May 2018 02:29:27 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fM6E1-0008U2-CK for 31585@debbugs.gnu.org; Fri, 25 May 2018 02:29:20 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:52351) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fM6E1-0008Tu-9F; Fri, 25 May 2018 02:29:17 -0400 Original-Received: from [176.228.60.248] (port=1302 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1fM6E0-00074V-NS; Fri, 25 May 2018 02:29:17 -0400 In-reply-to: <8736yghg3g.fsf@gmail.com> (message from Noam Postavsky on Thu, 24 May 2018 17:57:23 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:146533 Archived-At: > From: Noam Postavsky > Date: Thu, 24 May 2018 17:57:23 -0400 > Cc: 31585@debbugs.gnu.org > > > build with: CFLAGS="-march=native -ffast-math -Os" > > I don't see -ffast-math very often, does it affect anything? It does. It breaks IEEE compatibility and enables "unsafe" optimizations of FP calculations. I cannot recommend its usage in general-purpose programs such as Emacs. Not sure it has any relevance to the issue at hand, but I would recommend to begin by building without that flag. > What do you do in Emacs for this to happen? Just on startup (with -Q?), > open N files, ...? Indeed, some information about the recipe to reproduce the problem is required to investigate this problem.