From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#35457: 26.2; global-auto-revert-mode cause 100% cpu usage Date: Sat, 27 Apr 2019 20:36:43 +0300 Message-ID: <83bm0ruz84.fsf@gnu.org> References: <7e60cb40-9678-8818-2cd0-81a0bd30bbf3@gmail.com> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="264904"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 35457@debbugs.gnu.org To: Johannes Lundberg Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Apr 27 19:38:17 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hKRHC-0016kw-08 for geb-bug-gnu-emacs@m.gmane.org; Sat, 27 Apr 2019 19:38:14 +0200 Original-Received: from localhost ([127.0.0.1]:34690 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hKRHB-0003yW-1A for geb-bug-gnu-emacs@m.gmane.org; Sat, 27 Apr 2019 13:38:13 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:44463) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hKRH1-0003yK-Mf for bug-gnu-emacs@gnu.org; Sat, 27 Apr 2019 13:38:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hKRH0-0002G4-SB for bug-gnu-emacs@gnu.org; Sat, 27 Apr 2019 13:38:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50647) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hKRH0-0002Fy-P5 for bug-gnu-emacs@gnu.org; Sat, 27 Apr 2019 13:38:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hKRH0-00018z-M6 for bug-gnu-emacs@gnu.org; Sat, 27 Apr 2019 13:38:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 27 Apr 2019 17:38:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 35457 X-GNU-PR-Package: emacs Original-Received: via spool by 35457-submit@debbugs.gnu.org id=B35457.15563866374294 (code B ref 35457); Sat, 27 Apr 2019 17:38:02 +0000 Original-Received: (at 35457) by debbugs.gnu.org; 27 Apr 2019 17:37:17 +0000 Original-Received: from localhost ([127.0.0.1]:35952 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hKRGG-00017C-QR for submit@debbugs.gnu.org; Sat, 27 Apr 2019 13:37:17 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:58062) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hKRGF-00016v-Rc for 35457@debbugs.gnu.org; Sat, 27 Apr 2019 13:37:16 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:49143) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hKRGA-0001jh-Mj; Sat, 27 Apr 2019 13:37:10 -0400 Original-Received: from [176.228.60.248] (port=3587 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hKRG8-0002QZ-1b; Sat, 27 Apr 2019 13:37:10 -0400 In-reply-to: <7e60cb40-9678-8818-2cd0-81a0bd30bbf3@gmail.com> (message from Johannes Lundberg on Sat, 27 Apr 2019 09:50:54 -0700) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:158367 Archived-At: > From: Johannes Lundberg > Date: Sat, 27 Apr 2019 09:50:54 -0700 > > Add (global-auto-revert-mode 1) to .emacs. > Start Emacs. > Emacs now using 100% cpu. > truss -p show that Emacs is doing fstatat(), possibly stuck > endless loop. > > > In GNU Emacs 26.2 (build 1, amd64-portbld-freebsd13.0, GTK+ Version 3.24.7) Not reproducible on GNU/Linux. Maybe this is a FreeBSD specific problem, due to kqueue implementation of file notifications? Does this happen if your .emacs includes only the above line?