From debbugs-submit-bounces@debbugs.gnu.org Fri Aug 12 22:00:55 2011 Received: (at submit) by debbugs.gnu.org; 13 Aug 2011 02:00:55 +0000 Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Qs3Wx-00088z-I3 for submit@debbugs.gnu.org; Fri, 12 Aug 2011 22:00:55 -0400 Received: from eggs.gnu.org ([140.186.70.92]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Qs3Wv-00088t-VL for submit@debbugs.gnu.org; Fri, 12 Aug 2011 22:00:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Qs3VV-0000RN-6J for submit@debbugs.gnu.org; Fri, 12 Aug 2011 21:59:26 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_LOW, T_DKIM_INVALID, T_TO_NO_BRKTS_FREEMAIL autolearn=unavailable version=3.3.1 Received: from lists.gnu.org ([140.186.70.17]:34739) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qs3VV-0000RJ-4q for submit@debbugs.gnu.org; Fri, 12 Aug 2011 21:59:25 -0400 Received: from eggs.gnu.org ([140.186.70.92]:53985) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qs3VU-0007dZ-7N for bug-gnu-emacs@gnu.org; Fri, 12 Aug 2011 21:59:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Qs3VT-0000R4-BO for bug-gnu-emacs@gnu.org; Fri, 12 Aug 2011 21:59:24 -0400 Received: from mail-iy0-f175.google.com ([209.85.210.175]:63098) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qs3VT-0000Qv-7F for bug-gnu-emacs@gnu.org; Fri, 12 Aug 2011 21:59:23 -0400 Received: by iyn15 with SMTP id 15so2163256iyn.6 for ; Fri, 12 Aug 2011 18:59:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:to:subject:date:message-id:mime-version:content-type; bh=POP8rD27TyOYzpseNdWJ/TxGRMsyEUjJDC7s6qemp2I=; b=VN6u8fmEyyiHxmLo0bMOcz3D6outNWaX0eYpTbfZ8uGvv2gGgehLjWwZ44j2/VFlbS nW0lkVJ1XCAQsWzZ0SQRoHFKcYXTIdeW937pfHAT/zVWKV1LUOooH9PQGq2SZuza+3g+ XxPyVN4lAUgXtKCm0c6cEg9o8MGLmkKkfGgmI= Received: by 10.231.73.35 with SMTP id o35mr473508ibj.30.1313200761908; Fri, 12 Aug 2011 18:59:21 -0700 (PDT) Received: from bogon ([58.22.114.138]) by mx.google.com with ESMTPS id fu7sm2623404ibb.2.2011.08.12.18.59.18 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 12 Aug 2011 18:59:20 -0700 (PDT) From: Leo To: bug-gnu-emacs@gnu.org Subject: 23.3.50; Emacs takes long time to start up due to DNS Date: Sat, 13 Aug 2011 09:59:15 +0800 Message-ID: MIME-Version: 1.0 Content-Type: text/plain X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 140.186.70.17 X-Spam-Score: -5.9 (-----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: debbugs-submit-bounces@debbugs.gnu.org Errors-To: debbugs-submit-bounces@debbugs.gnu.org X-Spam-Score: -5.9 (-----) On my machine, emacs -q -nw normally takes 0.1 seconds. But I have just found that it could take more than 10 seconds on some network. I have this device that provides wifi/wapi through the telencom network here, so the behaviour is readily reproducible. Let me know how I may provide more information for debugging. AFAICT this happens in 24.0.50 too. I am running emacs 23.3.50 on OSX 10.6.8. leo@bogon ~$ time emacs -q -nw real 0m11.347s user 0m0.207s sys 0m0.037s Backtrace in GDB reveals this: #0 0x00007fff85677c0a in kevent () #1 0x00007fff856b69fa in _mdns_query_mDNSResponder () #2 0x00007fff856b5db7 in _mdns_search () #3 0x00007fff856b4ffc in _mdns_addrinfo () #4 0x00007fff856b4059 in search_addrinfo () #5 0x00007fff856b3a7a in si_addrinfo () #6 0x00007fff856b348d in getaddrinfo () #7 0x000000010012915e in init_system_name () at sysdep.c:1793 #8 0x00000001001a4b9d in init_editfns () at editfns.c:154 #9 0x00000001001021bc in main (argc=3, argv=0x7fff5fbff5f8) at emacs.c:1768 BTW, is it possible for init_system_name to be done async? Leo From debbugs-submit-bounces@debbugs.gnu.org Fri Aug 12 23:03:18 2011 Received: (at 9291) by debbugs.gnu.org; 13 Aug 2011 03:03:19 +0000 Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Qs4VK-00014z-Gf for submit@debbugs.gnu.org; Fri, 12 Aug 2011 23:03:18 -0400 Received: from ironport2-out.teksavvy.com ([206.248.154.183] helo=ironport2-out.pppoe.ca) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Qs4VH-00014q-T1 for 9291@debbugs.gnu.org; Fri, 12 Aug 2011 23:03:17 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Av0EAIToRU5FxKeo/2dsb2JhbABBp3d4gUABAQQBViMFCws0EhQYDSSIAwS6HoZHBJ9shDM X-IronPort-AV: E=Sophos;i="4.67,365,1309752000"; d="scan'208";a="130894118" Received: from 69-196-167-168.dsl.teksavvy.com (HELO ceviche.home) ([69.196.167.168]) by ironport2-out.pppoe.ca with ESMTP/TLS/ADH-AES256-SHA; 12 Aug 2011 23:01:46 -0400 Received: by ceviche.home (Postfix, from userid 20848) id D6609660CF; Fri, 12 Aug 2011 23:01:45 -0400 (EDT) From: Stefan Monnier To: Leo Subject: Re: bug#9291: 23.3.50; Emacs takes long time to start up due to DNS Message-ID: References: Date: Fri, 12 Aug 2011 23:01:45 -0400 In-Reply-To: (Leo's message of "Sat, 13 Aug 2011 09:59:15 +0800") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Score: -2.1 (--) X-Debbugs-Envelope-To: 9291 Cc: 9291@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: debbugs-submit-bounces@debbugs.gnu.org Errors-To: debbugs-submit-bounces@debbugs.gnu.org X-Spam-Score: -2.1 (--) > On my machine, emacs -q -nw normally takes 0.1 seconds. But I have just > found that it could take more than 10 seconds on some network. I have > this device that provides wifi/wapi through the telencom network here, > so the behaviour is readily reproducible. Let me know how I may provide > more information for debugging. AFAICT this happens in 24.0.50 too. I think you'll find an answer in etc/PROBLEMS: *** Emacs startup on GNU/Linux systems (and possibly other systems) is slow. This can happen if the system is misconfigured and Emacs can't get the full qualified domain name, FQDN. You should have your FQDN in the /etc/hosts file, something like this: 127.0.0.1 localhost 129.187.137.82 nuc04.t30.physik.tu-muenchen.de nuc04 > BTW, is it possible for init_system_name to be done async? Could be. Stefan From debbugs-submit-bounces@debbugs.gnu.org Sun Aug 14 17:04:51 2011 Received: (at control) by debbugs.gnu.org; 14 Aug 2011 21:04:51 +0000 Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QshrX-0003ct-6D for submit@debbugs.gnu.org; Sun, 14 Aug 2011 17:04:51 -0400 Received: from vm-emlprdomr-03.its.yale.edu ([130.132.50.144]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QshrV-0003cn-TL for control@debbugs.gnu.org; Sun, 14 Aug 2011 17:04:50 -0400 Received: from furball ([64.134.68.235]) (authenticated bits=0) by vm-emlprdomr-03.its.yale.edu (8.14.4/8.14.4) with ESMTP id p7EL3Aoa004110 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT) for ; Sun, 14 Aug 2011 17:03:11 -0400 From: Chong Yidong To: control@debbugs.gnu.org Subject: close 9291 Date: Sun, 14 Aug 2011 17:03:10 -0400 Message-ID: <87ei0n904x.fsf@stupidchicken.com> MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.71 on 130.132.50.144 X-Spam-Score: -2.6 (--) X-Debbugs-Envelope-To: control X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: debbugs-submit-bounces@debbugs.gnu.org Errors-To: debbugs-submit-bounces@debbugs.gnu.org X-Spam-Score: -2.6 (--) close 9291 thanks From unknown Sat Aug 16 16:06:04 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Mon, 12 Sep 2011 11:24:03 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator