From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Matthias Dahl Newsgroups: gmane.emacs.devel Subject: Re: wait_reading_process_ouput hangs in certain cases (w/ patches) Date: Mon, 2 Jul 2018 15:24:47 +0200 Message-ID: <63ee959a-0aa7-3fdb-035c-4b88fe87f3f5@binary-island.eu> References: <4e4c72bb-295d-81e1-e4ed-cad256bca83c@binary-island.eu> <87zi3v9461.fsf@gmail.com> <87k1uy8x68.fsf@gmail.com> <6d1970af-8c5c-20ba-be09-0b9aa757d663@binary-island.eu> <13b3e003-d12b-33a7-3ebe-c07b017a7cc0@binary-island.eu> <833714rm3d.fsf@gnu.org> <7b64afc3-e9b0-536d-1e42-a5f5d74f1adf@binary-island.eu> <83y3iur4jo.fsf@gnu.org> <2e181861-cfb8-a461-dfb6-9fee2164a611@binary-island.eu> <03e60e83-c832-ed6b-38bc-c0a20d2a0eac@binary-island.eu> <86vaa5y6zx.fsf@gmail.com> <09d83ec3-6f24-4785-d727-bc460d321d5b@binary-island.eu> <834lhoqmv2.fsf@gnu.org> <8ca1168e-88f2-e6cc-9a81-0f8dff9f1de4@binary-island.eu> <83in63oydk.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1530537780 16027 195.159.176.226 (2 Jul 2018 13:23:00 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 2 Jul 2018 13:23:00 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 Cc: eggert@cs.ucla.edu, emacs-devel@gnu.org, rrandresf@gmail.com, monnier@iro.umontreal.ca, larsi@gnus.org, Eli Zaretskii To: Leo Liu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jul 02 15:22:55 2018 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 1fZyn9-00042s-Fq for ged-emacs-devel@m.gmane.org; Mon, 02 Jul 2018 15:22:55 +0200 Original-Received: from localhost ([::1]:32781 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fZypG-0006Bt-Ot for ged-emacs-devel@m.gmane.org; Mon, 02 Jul 2018 09:25:06 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39980) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fZyp7-0006Be-1D for emacs-devel@gnu.org; Mon, 02 Jul 2018 09:24:57 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fZyp3-0007WX-4Z for emacs-devel@gnu.org; Mon, 02 Jul 2018 09:24:57 -0400 Original-Received: from ud19.udmedia.de ([194.117.254.59]:36888 helo=mail.ud19.udmedia.de) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fZyp2-0007V3-MR for emacs-devel@gnu.org; Mon, 02 Jul 2018 09:24:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=binary-island.eu; h= subject:to:cc:references:from:message-id:date:mime-version :in-reply-to:content-type:content-transfer-encoding; s=k1; bh=33 QN5c1DK/ws8E69bro+BuPQPL2AfSgwZLPXEFkgKNA=; b=i/gqEEXFzjJGJXks/M 88ibFquC3yvFOqQnzsABUm3hkWx3xfpqfUVftCE4TA64FR4TM9QG+Qo8/WpCOGdp 45cwqV8W7Fni2ifb1ds0XToEEEuQKnhLjjVjkJixQYhFw/SZZ+hKT3xn0jZnnjdB S2rHuOtZ02YNfcG2KtmrnZuKM= Original-Received: (qmail 3300 invoked from network); 2 Jul 2018 15:24:49 +0200 Original-Received: by mail.ud19.udmedia.de with ESMTPSA (ECDHE-RSA-AES256-GCM-SHA384 encrypted, authenticated); 2 Jul 2018 15:24:49 +0200 X-UD-Smtp-Session: ud19?126p1@EdAuHwRw2KAqAoELxUACNDaqJbnKj9Bf Openpgp: id=1E87ADA02EFE759EFC20B2D1042F47D273AA780C Autocrypt: addr=ml_emacs-lists@binary-island.eu; prefer-encrypt=mutual; keydata= xsFNBFflJwUBEAC9fr9/1xQ6yIjhPy2Rk+bcoBwS99iU1XhW370gsY6Zh+1ZocsQSQ4gskND qgUc5VTI0ZvjlQF/HYYr+OZLibLFCeQ/ywzL6dLD2B7tbLFV3s8kgDwqV/LwzD5xbafIWX1v qqsiFA3Wy3HJxfqzIQneeffB281qs8rj07zihneqHSCowB7Pp3VMjpc9xYvBToNoOMZIkP8r fivMaF+2BvaNYYZVrtTTnqfCrNPmTV0WyRtOm9IGOgEUBuBJ5nJaUc0PY8C/pnXjIhV3Ev2y GDOIEMbARIEBct7wY/P0hvWs/MWlvVB0WgpJhTFXTNwhOHroqQ3HdizwLgMZPycvsuOsS4ZB ly5uhTIGwKstfdluxK4nWHzt2AXRuCOqW2+fklwyVSUWGg0rm6n6HmR3BNnff0AeIqfPR7M5 qCqbgIap7JrsuA8E2C0GP95un+cv1XmzHKaZJqu6y98PshV9ArrnrOE5XvmTwgKbVmzx2JPO 3reVokM5eqG1Xcs9jbQ/h467fXkEh/PpknBDqeEyHtxlq/MUg01Gxx+fHhYIYFGW+/h/wYf9 yS1tQJgs/w5kLhZH0TftlV9e/egI5Oyh0v8Yl8H0TkfkAkMVJHCpICW8EqOWMAGdDpQP50lG mbZ6j39V2DgNl4J7IX5KIDDtc7kTIaudUFCynDp1RITxHRITmwARAQABzS5NYXR0aGlhcyBE YWhsIDxtYXR0aGlhcy5kYWhsQGJpbmFyeS1pc2xhbmQuZXU+wsGBBBMBCgArBQJX5ScFAhsB BQk In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 194.117.254.59 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:226887 Archived-At: Hello Leo... On 28/06/18 18:33, Leo Liu wrote: > No, I can't find a way to reproduce it. The hang only happens > intermittently and it can be no crash for weeks. So I am basically just > waiting for it to happen. I am on 26.1 for 2-3 weeks and it seems > reasonably stable. Sorry to hear that. My tip (but you might already have heard that countless times): Have emacs built with debugging info and attach gdb to the process once it hangs. Produce a suitable backtrace (w/ the elisp part) and post that to the list. Otherwise there is no way to know where to look. :-( Last but not least: And it is a real hang, so you cannot cancel it and you need to really kill emacs? Could you give the master branch a try and maybe also the patches I re-sent last week? Good luck, Matthias -- Dipl.-Inf. (FH) Matthias Dahl | Software Engineer | binary-island.eu