From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#13149: 24.3.50; Emacs thinks file was changed outside Emacs, but it was not Date: Fri, 18 Jan 2013 09:54:25 +0400 Message-ID: <50F8E391.9000306@yandex.ru> References: <6CDE13E3BCAA4AFAAB8BCE105C6ABF12@us.oracle.com> <874njs19zb.fsf@yandex.ru> <50F3935A.2090003@yandex.ru> <50F41CE7.60306@gmail.com> <50F44E6B.8090007@cs.ucla.edu> <50F484CB.6010905@gmail.com> <50F4FB0B.5070003@cs.ucla.edu> <50F5192B.602@yandex.ru> <50F5928A.9010009@cs.ucla.edu> <50F5CC3D.5090802@yandex.ru> <50F5CE65.9030002@cs.ucla.edu> <50F5D3F5.6050604@yandex.ru> <50F5DA58.3020404@cs.ucla.edu> <50F5E1C1.2040301@yandex.ru> <50F5E9DB.1030309@gmail.com> <50F64149.6010704@cs.ucla.edu> <50F7D358.9030100@gmail.com> <50F86E12.3040707@cs.ucla.edu> <50F8D150.8030200@gmail.com> <50F8D731.5020001@cs.ucla.edu> <50F8D93B.1040901@yandex.ru> <50F8DCCB.1030602@cs.ucla.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1358488532 15022 80.91.229.3 (18 Jan 2013 05:55:32 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 18 Jan 2013 05:55:32 +0000 (UTC) Cc: 13149@debbugs.gnu.org To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 18 06:55:49 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1Tw4va-0006o4-BH for geb-bug-gnu-emacs@m.gmane.org; Fri, 18 Jan 2013 06:55:46 +0100 Original-Received: from localhost ([::1]:39567 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tw4vJ-0004cq-6d for geb-bug-gnu-emacs@m.gmane.org; Fri, 18 Jan 2013 00:55:29 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:32972) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tw4vE-0004bY-3b for bug-gnu-emacs@gnu.org; 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Thu, 17 Jan 2013 21:54:26 -0800 (PST) Original-Received: from [127.0.0.1] ([178.252.98.87]) by mx.google.com with ESMTPS id n2sm1606250lbc.5.2013.01.17.21.54.24 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 17 Jan 2013 21:54:25 -0800 (PST) User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130107 Thunderbird/17.0.2 In-Reply-To: <50F8DCCB.1030602@cs.ucla.edu> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:69962 Archived-At: On 18.01.2013 9:25, Paul Eggert wrote: > On 01/17/2013 09:10 PM, Dmitry Gutov wrote: >> cifs: >> >> 1358485764.638001400 fstat >> 1358485764.638001400 lstat >> 1358485764.638001400 stat >> * >> 1358485764.638001400 fstat >> 1358485764.638001400 lstat >> 1358485764.638001400 stat > > That looks busted, since there's > a 10 ms sleep followed by a write at the two > points I marked "*" above, which means that > fstat, lstat, and stat are all wrong after the "*". > There's a similar problem with your vboxsf output. > ext4 looks OK. Two points? I see one asterisk. Otherwise, yes, looks like a problem. > I see that there is a known bug about Samba and 'write' > and st_mtime; see . > Could this be the bug you're running into, with cifs? Maybe it is, I don't know. The bug describes a Linux server and says that the Windows client is also having the problem. I just mounted the shared folder on the same machine as a different disk, and the native Emacs trunk build doesn't seem to trigger the bug. > If you change the sleep to 100 ms, does that fix > the above behavior? How about 1 second? 2 seconds? Nope, not even 10 or 60 seconds. The pause is visible, but the numbers are the same.