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#45200: Memory leaks: (garbage-collect) fails to reclaim memory Date: Sun, 05 Dec 2021 10:26:34 +0200 Message-ID: <83lf0z4fut.fsf@gnu.org> References: <20210124152402.40270-1-Hi-Angel@yandex.ru> <834kj64a36.fsf@gnu.org> <87tufovtxw.fsf_-_@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7984"; mail-complaints-to="usenet@ciao.gmane.io" Cc: fweimer@redhat.com, dj@redhat.com, carlos@redhat.com, Hi-Angel@yandex.ru, larsi@gnus.org, 45200@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Dec 05 09:27:23 2021 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 1mtmrj-0001u8-1p for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 05 Dec 2021 09:27:23 +0100 Original-Received: from localhost ([::1]:33410 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mtmrh-0003FQ-0D for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 05 Dec 2021 03:27:21 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:59950) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mtmrO-0003CM-Mj for bug-gnu-emacs@gnu.org; Sun, 05 Dec 2021 03:27:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:44697) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mtmrN-0004nu-Nd for bug-gnu-emacs@gnu.org; Sun, 05 Dec 2021 03:27:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mtmrN-0001SF-Js for bug-gnu-emacs@gnu.org; Sun, 05 Dec 2021 03:27:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 05 Dec 2021 08:27:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 45200 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 45200-submit@debbugs.gnu.org id=B45200.16386928165576 (code B ref 45200); Sun, 05 Dec 2021 08:27:01 +0000 Original-Received: (at 45200) by debbugs.gnu.org; 5 Dec 2021 08:26:56 +0000 Original-Received: from localhost ([127.0.0.1]:56243 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mtmrI-0001Rs-LZ for submit@debbugs.gnu.org; Sun, 05 Dec 2021 03:26:56 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:59168) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mtmrH-0001Re-1v for 45200@debbugs.gnu.org; Sun, 05 Dec 2021 03:26:55 -0500 Original-Received: from [2001:470:142:3::e] (port=33494 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mtmrB-0004mx-CW; Sun, 05 Dec 2021 03:26:49 -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=2xCovdL+GDkG3KPKiLpYGOBxQ2cvwJ5qNd1VhoNL+6M=; b=Or7JrHzPtRs2 ikj9LbO768/4ILi2HRJGnAUnFnMMcKLe0cjieDAN4xYz+dutG4h+YXR5Z0cOhMa8/0IjXn9UcHN5e Xh43vkMschHOeTrwHzcn0tM9wtOeZ3likSgmek66HqxHy3qbzcPsdGwFYPnu7yxnfQjM0MVNcZtRJ qFEv25WwTSAXzQbjovA6r5BjQhhioyPmfDIJXN9Z9RsgfX4TCjpqtgAZho45T+ZuCMwEdFH33Np/N E7/ckFKHmvC82Y3zqtHksDScP60Wbm0nGUrid+E7jpTufE8eb4g0dGxeKjVnrMJrasAK5dRDNBnN+ H7a9ti2MAD8ErJDhix182Q==; Original-Received: from [87.69.77.57] (port=3415 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 1mtmr2-0003Gh-7E; Sun, 05 Dec 2021 03:26:48 -0500 In-Reply-To: (message from Stefan Monnier on Sun, 05 Dec 2021 01:23:50 -0500) 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" Xref: news.gmane.io gmane.emacs.bugs:221590 Archived-At: > From: Stefan Monnier > Cc: Eli Zaretskii , Konstantin Kharlamov > , carlos@redhat.com, fweimer@redhat.com, > dj@redhat.com, 45200@debbugs.gnu.org > Date: Sun, 05 Dec 2021 01:23:50 -0500 > > >> Thanks, but is it really a good idea to call malloc_trim each time we > >> free some chunk of memory? > > Skimming this very long thread, I think the conclusion was that we > > shouldn't do anything in Emacs on this point. Does that sound correct? > > For me the conclusion was that I'd be happy to see someone add a > `malloc-trim` primitive to ELisp, so that users can experiment with it, > e.g. by adding it to `post-gc-hook`. That might be a good feature regardless, IMO.