Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762179AbXHDKeT (ORCPT ); Sat, 4 Aug 2007 06:34:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753906AbXHDKeL (ORCPT ); Sat, 4 Aug 2007 06:34:11 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:44310 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753744AbXHDKeJ (ORCPT ); Sat, 4 Aug 2007 06:34:09 -0400 Date: Sat, 4 Aug 2007 12:33:47 +0200 From: Ingo Molnar To: Linus Torvalds Cc: Peter Zijlstra , linux-mm@kvack.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu, akpm@linux-foundation.org, neilb@suse.de, dgc@sgi.com, tomoki.sekiyama.qu@hitachi.com, nikita@clusterfs.com, trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com, richard@rsk.demon.co.uk Subject: Re: [PATCH 00/23] per device dirty throttling -v8 Message-ID: <20070804103347.GA1956@elte.hu> References: <20070803123712.987126000@chello.nl> <20070804063217.GA25069@elte.hu> <20070804070737.GA940@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070804070737.GA940@elte.hu> User-Agent: Mutt/1.5.14 (2007-02-12) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7-deb -1.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 799 Lines: 19 * Ingo Molnar wrote: > [ my personal interest in this is the following regression: every time > i start a large kernel build with DEBUG_INFO on a quad-core 4GB RAM > box, i get up to 30 seconds complete pauses in Vim (and most other > tasks), during plain editing of the source code. (which happens when > Vim tries to write() to its swap/undo-file.) ] hm, it turns out that it's due to vim doing an occasional fsync not only on writeout, but during normal use too. "set nofsync" in the .vimrc solves this problem. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/