From: Al Boldi Subject: Re: [PATCH, RFC] ext3: Update Kconfig description of EXT3_DEFAULTS_TO_ORDERED Date: Tue, 11 Aug 2009 06:49:20 +0300 Message-ID: <200908110649.20277.a1426z@gawab.com> References: <1249934623-15939-1-git-send-email-tytso@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: Linux Kernel Developers List , Theodore Ts'o , linux-ext4@vger.kernel.org To: Theodore Ts'o , Jan Kara Return-path: Received: from mailhost13.gawab.com ([66.220.20.13]:42767 "HELO info15.gawab.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754400AbZHKMtB (ORCPT ); Tue, 11 Aug 2009 08:49:01 -0400 In-Reply-To: <1249934623-15939-1-git-send-email-tytso@mit.edu> Content-Disposition: inline Sender: linux-ext4-owner@vger.kernel.org List-ID: Theodore Ts'o wrote: > + "data=ordered" mode can also result in major performance > + problems, including seconds-long delays before an fsync() > + call returns. For details, see: > + > + http://ext4.wiki.kernel.org/index.php/Ext3_data_mode_tradeoffs Why isn't the fsync problem fixable? Thanks! -- Al