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.help Subject: Re: How to debug memory leaks Date: Thu, 25 Mar 2021 10:23:20 -0400 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30287"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:rM2zLdoK24+rP10+Jp0LzQ0sD7c= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Mar 25 15:24:03 2021 Return-path: Envelope-to: geh-help-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 1lPQu2-0007kr-O3 for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 25 Mar 2021 15:24:02 +0100 Original-Received: from localhost ([::1]:41034 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lPQu1-0006HL-QL for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 25 Mar 2021 10:24:01 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47126) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lPQtY-0006H9-Ea for help-gnu-emacs@gnu.org; Thu, 25 Mar 2021 10:23:32 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:43796) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lPQtV-0006PP-L5 for help-gnu-emacs@gnu.org; Thu, 25 Mar 2021 10:23:30 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lPQtR-0006ye-AQ for help-gnu-emacs@gnu.org; Thu, 25 Mar 2021 15:23:25 +0100 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:128559 Archived-At: >> It's unlikely. > Yet, it happened--more than once (did you notice that I said "my Emacs > setup" and not "Emacs"?). The good news: it's not happening anymore :) "unlikely" that this is a memory leak. Not unlikely that it happens. > Mono font, and Emacs behaved well. It was really loading the TAGS which > added like 400 MB on the stack (virtual and resident--yeah, sounds unlikely, > right?). Therefore, I went to look for an alternative. Using a lot of memory is not the same as having a memory leak. When you take a bath you will typically consume several hundred liters of water. Would you call that a leak? Stefan