From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dani Moncayo Newsgroups: gmane.emacs.devel Subject: Re: Bootstrapping on MS-Windows. Now much slower Date: Thu, 27 Dec 2012 19:04:50 +0100 Message-ID: References: <83r4mbmltc.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 X-Trace: ger.gmane.org 1356631511 25407 80.91.229.3 (27 Dec 2012 18:05:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 27 Dec 2012 18:05:11 +0000 (UTC) Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Dec 27 19:05:26 2012 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ToHpW-0000lK-KZ for ged-emacs-devel@m.gmane.org; Thu, 27 Dec 2012 19:05:18 +0100 Original-Received: from localhost ([::1]:37354 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ToHpG-0002Ee-VR for ged-emacs-devel@m.gmane.org; Thu, 27 Dec 2012 13:05:02 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:57984) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ToHpA-0002E6-AH for emacs-devel@gnu.org; Thu, 27 Dec 2012 13:05:01 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ToHp9-0007iM-7L for emacs-devel@gnu.org; Thu, 27 Dec 2012 13:04:56 -0500 Original-Received: from mail-oa0-f54.google.com ([209.85.219.54]:52674) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ToHp6-0007i4-Uh; Thu, 27 Dec 2012 13:04:53 -0500 Original-Received: by mail-oa0-f54.google.com with SMTP id n9so9231785oag.13 for ; Thu, 27 Dec 2012 10:04:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=YYJiJo/yI9nso7DuT3Ztzpxb7xvw+Fn62vcYjIAkJmE=; b=XiBFpZMgV+fqFeib1engp+5vFLnscQ1r6XluIj9Dpo2zk146868kL/91u1rfyiFHkS aWbPGaLccpSyjl/K1Z+BRQkQDZLCof9K2i10mFzQKR4nCb74FHGPiG9cxdE5d7oMCB5e mwQro1bOQCJ22Vyms4soSIHtHXE0cN8veuFINr0w9Au2HBsP/0EBcKxpTQ7v2BIcVrD7 T5XI8A/eMkrp5qxkEJs7KloiKiZwxqNSiDNHR8ax4rtbMGydhGgUKQp/d88Nbv7N8Zjh +N1q7KhT6+EigqoQV4WdXY5ENItKz8SAchbUzXIMXCFsgMGZD+oNHOib6odgc7Ow1hHF YGPA== Original-Received: by 10.60.8.134 with SMTP id r6mr12750903oea.53.1356631490132; Thu, 27 Dec 2012 10:04:50 -0800 (PST) Original-Received: by 10.60.11.39 with HTTP; Thu, 27 Dec 2012 10:04:50 -0800 (PST) In-Reply-To: <83r4mbmltc.fsf@gnu.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 209.85.219.54 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:155942 Archived-At: >> Last time I did a bootstrap of the trunk for MS-Windows (9 days ago, >> with "mingw32-make -j4 bootstrap"), it took on my laptop about 14/15 >> minutes to complete. > > Did you use -j4 or -j2 last time? Using too many simultaneous jobs > can actually slow down the build, although 3-fold slowdown sounds > gross. I used also -j4 last time, but ISTR that -j5 or -j2 gave similar results (approx. 50% of the time without -jN). That seems right, since my CPU (Core i5-2410M) has two cores [1]. [1] http://ark.intel.com/products/52224/Intel-Core-i5-2410M-Processor-3M-Cache-up-to-2_90-GHz >> I've just done this again (with the current trunk), and it has taken >> "00h49m28.682s" (?!) >> >> Do you also observe this slow down? > > No, I still get my 6 to 7 min (with -j8 on Core i7). > >> What's the reason for this? > > Did you update your anti-virus software, perhaps? Or any other > system-wide updates? I think I've installed the usual automatic updates, but nothing more. > Look in the system logs (a.k.a. "Event Viewer"), > under "Application" and "System" for clues. Thanks, I'll what I can do. -- Dani Moncayo