From: "Marat Buharov" Subject: Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation) Date: Fri, 27 Apr 2007 15:59:56 +0400 Message-ID: <698310e10704270459t7663d39dp977cf055b8db9d2a@mail.gmail.com> References: <1177660767.6567.41.camel@Homer.simpson.net> <20070427013350.d0d7ac38.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: "Mike Galbraith" , LKML , "Linus Torvalds" , "Jens Axboe" , "linux-ext4@vger.kernel.org" To: "Andrew Morton" Return-path: Received: from ug-out-1314.google.com ([66.249.92.170]:55350 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755670AbXD0L76 (ORCPT ); Fri, 27 Apr 2007 07:59:58 -0400 Received: by ug-out-1314.google.com with SMTP id 44so802566uga for ; Fri, 27 Apr 2007 04:59:57 -0700 (PDT) In-Reply-To: <20070427013350.d0d7ac38.akpm@linux-foundation.org> Content-Disposition: inline Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On 4/27/07, Andrew Morton wrote: > Aside: why the heck do applications think that their data is so important > that they need to fsync it all the time. I used to run a kernel on my > laptop which had "return 0;" at the top of fsync() and fdatasync(). Most > pleasurable. So, if having fake fsync() and fdatasync() is pleasurable for laptop and desktop, may be it's time to add option into Kconfig which disables normal fsync behaviour in favor of robust desktop?