From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Does Emacs return memory to the system on Mac OS X or *BSD? Date: Thu, 11 May 2017 08:29:31 -0400 Message-ID: References: <831srwbqz9.fsf@gnu.org> <83k25o9l11.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1494505818 16859 195.159.176.226 (11 May 2017 12:30:18 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 11 May 2017 12:30:18 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) Cc: theophilusx@gmail.com, georgie@southernohio.net, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu May 11 14:30:10 2017 Return-path: Envelope-to: ged-emacs-devel@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 1d8nEP-0004Bp-AI for ged-emacs-devel@m.gmane.org; Thu, 11 May 2017 14:30:09 +0200 Original-Received: from localhost ([::1]:48013 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d8nES-0000xg-56 for ged-emacs-devel@m.gmane.org; Thu, 11 May 2017 08:30:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:54056) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d8nDv-0000xZ-Db for emacs-devel@gnu.org; Thu, 11 May 2017 08:29:40 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d8nDu-0002tU-P6 for emacs-devel@gnu.org; Thu, 11 May 2017 08:29:39 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:61911) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d8nDq-0002oq-1o; Thu, 11 May 2017 08:29:34 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: A0AYBQCzWBRZ/3Z8oWxdGgEBAQECAQEBAQgBAQEBg1WFCYVahX+QaSsBl1eGHgQCAoUKRBQBAgEBAQEBAQFrKIUWAQQBViMQCzQSFBgNJIotCLMhinMBAQgCJotYilUBBJ4KlQeJBoZ5kn+BRDYhgQovIAguh1ckiU8BAQE X-IPAS-Result: A0AYBQCzWBRZ/3Z8oWxdGgEBAQECAQEBAQgBAQEBg1WFCYVahX+QaSsBl1eGHgQCAoUKRBQBAgEBAQEBAQFrKIUWAQQBViMQCzQSFBgNJIotCLMhinMBAQgCJotYilUBBJ4KlQeJBoZ5kn+BRDYhgQovIAguh1ckiU8BAQE X-IronPort-AV: E=Sophos;i="5.38,324,1491278400"; d="scan'208";a="312567590" Original-Received: from 108-161-124-118.dsl.teksavvy.com (HELO ceviche.home) ([108.161.124.118]) by smtp.teksavvy.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 11 May 2017 08:29:31 -0400 Original-Received: by ceviche.home (Postfix, from userid 20848) id 7A13C662CE; Thu, 11 May 2017 08:29:31 -0400 (EDT) In-Reply-To: <83k25o9l11.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 11 May 2017 05:36:58 +0300") X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 206.248.154.181 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:214790 Archived-At: >> IOW the only difference is in the fact that it requires more swap space, >> which can occasionally be noticeable, e.g. when you don't have swap >> space at all. > No, it also means that part of the VM address space is in use and > cannot be used by other apps. What do you mean by "VM address space"? Each process has its own address space, so Emacs's use of address space shouldn't impact other processes. But maybe you just mean the same as what I meant by "swap" (i.e. the total amount of (virtual) memory that the system can handle). Stefan