Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754654AbYKPSQQ (ORCPT ); Sun, 16 Nov 2008 13:16:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753545AbYKPSP7 (ORCPT ); Sun, 16 Nov 2008 13:15:59 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:44120 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753540AbYKPSP6 (ORCPT ); Sun, 16 Nov 2008 13:15:58 -0500 Date: Sun, 16 Nov 2008 10:15:06 -0800 (PST) From: Linus Torvalds To: Andrew Morton cc: KOSAKI Motohiro , LKML , linux-mm , Rik van Riel , Gene Heskett Subject: Re: [PATCH] mm: evict streaming IO cache first In-Reply-To: <20081115210039.537f59f5.akpm@linux-foundation.org> Message-ID: References: <20081115181748.3410.KOSAKI.MOTOHIRO@jp.fujitsu.com> <20081115210039.537f59f5.akpm@linux-foundation.org> User-Agent: Alpine 2.00 (LFD 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 629 Lines: 17 On Sat, 15 Nov 2008, Andrew Morton wrote: > > Really, I think that the old approach of observing the scanner > behaviour (rather than trying to predict it) was better. That's generally true. Self-adjusting behaviour rather than a-priori rules would be much nicer. However, we apparently need to fix this some way. Anybody willing to re-introduce some of the old logic? Linus -- 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/