From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 15579] ext4 -o discard produces incorrect blocks of zeroes in newly created files under heavy read+truncate+append-new-file load Date: Fri, 19 Mar 2010 12:41:03 GMT Message-ID: <201003191241.o2JCf34n007238@demeter.kernel.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" To: linux-ext4@vger.kernel.org Return-path: Received: from demeter.kernel.org ([140.211.167.39]:57487 "EHLO demeter.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751302Ab0CSMlG (ORCPT ); Fri, 19 Mar 2010 08:41:06 -0400 Received: from demeter.kernel.org (localhost.localdomain [127.0.0.1]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o2JCf37M007240 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 19 Mar 2010 12:41:04 GMT In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: http://bugzilla.kernel.org/show_bug.cgi?id=15579 Dmitry Monakhov changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dmonakhov@openvz.org --- Comment #1 from Dmitry Monakhov 2010-03-19 12:40:57 --- Some time ago i've posted comat discard support which simulate discard by generating simple zero filled request http://lkml.org/lkml/2010/2/11/74 Many changes was requested so i'm still working on new version (it will be ready soon). But it may be useful for debugging needs with conjunction with blktrace. -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug.