From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Dima Kogan Newsgroups: gmane.emacs.bugs Subject: bug#53041: 29.0.50; TRAMP spins the CPU by polling the child processes without a delay Date: Fri, 14 Jan 2022 10:33:47 -0800 Message-ID: <87tue617zw.fsf@secretsauce.net> References: <87pmp57pkb.fsf@jpl.nasa.gov> <87mtk5ja3n.fsf@gmx.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="27399"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.6.10; emacs 29.0.50 Cc: 53041@debbugs.gnu.org To: Michael Albinus Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jan 14 19:35:35 2022 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 1n8RQC-0006rE-P3 for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 14 Jan 2022 19:35:34 +0100 Original-Received: from localhost ([::1]:51108 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n8RQB-0004cl-Mb for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 14 Jan 2022 13:35:31 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:55928) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n8RPj-0004cY-6r for bug-gnu-emacs@gnu.org; Fri, 14 Jan 2022 13:35:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:45211) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1n8RPi-0004Hr-TT for bug-gnu-emacs@gnu.org; Fri, 14 Jan 2022 13:35:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1n8RPi-00016i-Gj for bug-gnu-emacs@gnu.org; Fri, 14 Jan 2022 13:35:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Dima Kogan Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 14 Jan 2022 18:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 53041 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: wontfix Original-Received: via spool by 53041-submit@debbugs.gnu.org id=B53041.16421852944234 (code B ref 53041); Fri, 14 Jan 2022 18:35:02 +0000 Original-Received: (at 53041) by debbugs.gnu.org; 14 Jan 2022 18:34:54 +0000 Original-Received: from localhost ([127.0.0.1]:38114 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1n8RPa-00016E-8x for submit@debbugs.gnu.org; Fri, 14 Jan 2022 13:34:54 -0500 Original-Received: from wout1-smtp.messagingengine.com ([64.147.123.24]:57169) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1n8RPX-00015x-M3 for 53041@debbugs.gnu.org; Fri, 14 Jan 2022 13:34:53 -0500 Original-Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.west.internal (Postfix) with ESMTP id 4978B3200E5D; Fri, 14 Jan 2022 13:34:45 -0500 (EST) Original-Received: from mailfrontend2 ([10.202.2.163]) by compute5.internal (MEProxy); Fri, 14 Jan 2022 13:34:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=secretsauce.net; h=references:from:to:cc:subject:date:in-reply-to:message-id :mime-version:content-type; s=fm2; bh=E2wBnnTifyg70oVF3fvo5PlOS1 EiVKcK5renEhhfiUQ=; b=iXxvuku58RbqTU2C7kWjh5U3UngHP7fYhPixahWS8e F0y6vWk0BvywbiXol0n2cT3Yi3jGWiHbtyt7XPbjbtPqlN76F2f8uomayhBwC3Uz VKBSdZmzaY/VIKEC8tXQkFBJnL8oA0S22tJMYKtOvAIIJ0HDHJH/aOfSHH4Cj7se hhLdTOAsvfOkIVNn4Q/0QgHiXUGz9N9j0eyHCxa7sPVvmgIdfLZccwHrrh82lwvo mEP167FmBrbZQJK8V2IhjW3HvsurJj8ptaVR4r4XPPn017iUHnfzkIn5101JrwZG tiOdt7J+LQ0qgSUu1H3/vYDASfdXE/sqkUcS9GbhbvfQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=E2wBnn Tifyg70oVF3fvo5PlOS1EiVKcK5renEhhfiUQ=; b=LumQfrckfSqRg+Ny+Va6hc SCglUdPxAILhEXIkRkmDa8g06NR28SPwRYT9c1fGJt88g2uIG8GL+NM9oV8n0toQ a/EOXZb10GjvC5Jb5e0pHdwI8NH4ExWMoL150rF8tB4AEJZxGThop8pgi/ejRXOf W8u+NyzWzE4I6Tb5XsNO7Qaw931bDtvxKIQhi1cFRKXhrcsBvjjGUE6JjaXJYxJ2 Pe4uTFEY53zrqGFDiDxhSlh1UgDmZtvGLVfjzGawfq6V3eW4iAxCrMldT3M+iYJj qnARMheKit+mSigrt9UKrDs5Ii0aTdmspKizvIUOVvgrh2UGgvj9zxMfuJ8qu2Xw == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddrtdehgdduudegucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfhgfhffvufffjgfkgggtsehttdertddtredtnecuhfhrohhmpeffihhmrgcu mfhoghgrnhcuoeguihhmrgesshgvtghrvghtshgruhgtvgdrnhgvtheqnecuggftrfgrth htvghrnheptefgjeelveehtddthffhleehveffffffgeeigfdtkefgfefhheegleeflefg vdejnecuffhomhgrihhnpehgnhhurdhorhhgnecuvehluhhsthgvrhfuihiivgeptdenuc frrghrrghmpehmrghilhhfrhhomhepughimhgrsehsvggtrhgvthhsrghutggvrdhnvght X-ME-Proxy: Original-Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 14 Jan 2022 13:34:44 -0500 (EST) In-reply-to: <87mtk5ja3n.fsf@gmx.de> 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:224228 Archived-At: Michael Albinus writes: > This was discussed several times already. The most recent discussion wrt > Tramp starts at . > > The pattern (while (accept-process-output p) was proposed by Stefan > Monnier in , > so this is used in Tramp. I do not want to reopen this can of worms, really. > > To fix your problem of a broken connection, the Tramp manual recommends > to add "ServerAliveInterval 5" in your ~/.ssh/config, see (info "(tramp) > Frequently Asked Questions") . Additionally, you might set "ServerAliveCountMax 2". Thanks for the links, Michael. I'll dogfood some patches for a while, and we can maybe talk about it later if those consistently work well. Thanks