From: Bill Huey (hui) Subject: Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation) Date: Sat, 28 Apr 2007 14:57:56 -0700 Message-ID: <20070428215756.GA13477@gnuppy.monkey.org> References: <1177660767.6567.41.camel@Homer.simpson.net> <20070427013350.d0d7ac38.akpm@linux-foundation.org> <698310e10704270459t7663d39dp977cf055b8db9d2a@mail.gmail.com> <20070427193130.GD5967@schatzie.adilger.int> <20070427201235.GA11170@gnuppy.monkey.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Linus Torvalds , Andreas Dilger , Marat Buharov , Andrew Morton , Mike Galbraith , LKML , Jens Axboe , "linux-ext4@vger.kernel.org" , Alex Tomas , "Bill Huey (hui)" To: Mikulas Patocka Return-path: Received: from adsl-69-232-92-238.dsl.sndg02.pacbell.net ([69.232.92.238]:45518 "EHLO gnuppy.monkey.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754239AbXD1V6X (ORCPT ); Sat, 28 Apr 2007 17:58:23 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Sat, Apr 28, 2007 at 07:37:17AM +0200, Mikulas Patocka wrote: > SpadFS doesn't write to unallocated parts like log filesystems (LFS) or > phase tree filesystems (TUX2); it writes inside normal used structures, > but it marks each structure with generation tags --- when it updates > global table of tags, it atomically makes several structures valid. I > don't know about this idea being used elsewhere. So how is this generation structure organized ? paper ? bill