From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Pip Cet Newsgroups: gmane.emacs.bugs Subject: bug#46881: 28.0.50; pdumper dumping causes way too many syscalls Date: Fri, 5 Mar 2021 09:41:47 +0000 Message-ID: References: <83r1kw6b06.fsf@gnu.org> <90e99fc5-280d-63bb-9bc4-3efe89b9f9e2@dancol.org> <83a6riysnv.fsf@gnu.org> <87y2f254f5.fsf@igel.home> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16568"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 46881@debbugs.gnu.org, eggert@cs.ucla.edu To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Mar 05 10:43:13 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 1lI6zI-0004AI-RF for geb-bug-gnu-emacs@m.gmane-mx.org; 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Fri, 05 Mar 2021 09:43:02 +0000 Original-Received: (at 46881) by debbugs.gnu.org; 5 Mar 2021 09:42:31 +0000 Original-Received: from localhost ([127.0.0.1]:32881 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lI6yd-0001Eq-69 for submit@debbugs.gnu.org; Fri, 05 Mar 2021 04:42:31 -0500 Original-Received: from mail-oi1-f174.google.com ([209.85.167.174]:39773) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lI6yb-0001Ee-Or for 46881@debbugs.gnu.org; Fri, 05 Mar 2021 04:42:30 -0500 Original-Received: by mail-oi1-f174.google.com with SMTP id z126so1838416oiz.6 for <46881@debbugs.gnu.org>; Fri, 05 Mar 2021 01:42:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=D3uqr5W55Z7Yrg+ynSUew8pX3D7ASLuo5MTdlD9SVPM=; b=RSlcyhA3KSavK/a4uEbd203l9l7vUkhNKSgsrc6etmpQQ+L7lHmM9S+YFF+aox7qAR 35V0d2XNYHr6gwUnZFITfvresFoRJLPuywZ9yE9vBL7Dx5h6EdPorQbNivJJUiwXqVUJ 7UQCAj6COYZadZ0cSUnHxwJTKYcgMabF1kKheubEtwhPmgWSgsJk8XwMRNj1+NyUwe07 JXfmGPE0a8vsUlUDgXd1vUSpktafMObcOluVAJKOr0Rg2MXzhK0QXjTqIxoOAzLbW2PE Zm75rYpSCydTu/IfReVqiJ+EbvkQVZGoh057s9uvakjYuF9oCcrUB+gRTkbPxLTc0HUi JmCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=D3uqr5W55Z7Yrg+ynSUew8pX3D7ASLuo5MTdlD9SVPM=; b=LWSgVTU5uDX/WHiyd/XbZytmYMaDcHiZHG+kKaKY+axeAFnZT8YGnRks1xXbb4a/Gv glxaE6kvhgbmQaNuDr4WGabXNq9fV8U4sG47/tdrITCFSOxLgAsuSIUZQ9PHSYX6x7cU yo0aNXaIUZjs/3lQxZgYIxmxILGd4qWtC27EUdReoVG1dral8zpC31qj6u97rVxO5/vA 1kKMgIUoO9Cw80IAmPfz9HCVGxiIGmpeUvXwn0gn1gP8QdN5QGLxe0GKUspWiiZ5+bMk PX3k7DE+AI/m8/oRhR0NzDG48wYFMkBqmtviB9ZV1z5QdC3TWqt7YQx1z+sE+pcG8/jy eDhA== X-Gm-Message-State: AOAM530urZZFlfUaK1g899kqexxg7OIO2lAGY2rXheX9O8VLLV0OhZJs QHEhPNeB56a0zb33ffhhEWJwcDzbxQYSE5frFvY5SFIIl19qww== X-Google-Smtp-Source: ABdhPJxc1FMLpBtHwhRXFjg5qKRPjNLZRZFJ0HlksfD53dIJjuwYWXgkPMOuzXEIpJHywifToyTZxBp4zZLFqLn3OVY= X-Received: by 2002:aca:d905:: with SMTP id q5mr6185981oig.30.1614937343876; Fri, 05 Mar 2021 01:42:23 -0800 (PST) In-Reply-To: <87y2f254f5.fsf@igel.home> 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:201512 Archived-At: On Fri, Mar 5, 2021 at 9:35 AM Andreas Schwab wrote= : > On M=C3=A4r 05 2021, Pip Cet wrote: > > > We're talking about a file which Emacs is going to have to keep in > > memory anyway, when reading the dump. > > While reading the dump, you only have the data once, and you don't have > to realloc the whole data. Correct. I think a build memory usage of 28 MB for a 10 MB dump file is something we can live with... Pip