Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261583AbUJ0A4z (ORCPT ); Tue, 26 Oct 2004 20:56:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261557AbUJ0A4x (ORCPT ); Tue, 26 Oct 2004 20:56:53 -0400 Received: from mail-relay-1.tiscali.it ([213.205.33.41]:21935 "EHLO mail-relay-1.tiscali.it") by vger.kernel.org with ESMTP id S261611AbUJ0Azk (ORCPT ); Tue, 26 Oct 2004 20:55:40 -0400 Date: Wed, 27 Oct 2004 02:56:37 +0200 From: Andrea Arcangeli To: Rik van Riel Cc: Nick Piggin , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: lowmem_reserve (replaces protection) Message-ID: <20041027005637.GP14325@dualathlon.random> References: <417DCFDD.50606@yahoo.com.au> <20041027005425.GO14325@dualathlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041027005425.GO14325@dualathlon.random> X-GPG-Key: 1024D/68B9CB43 13D9 8355 295F 4823 7C49 C012 DFA1 686E 68B9 CB43 X-PGP-Key: 1024R/CB4660B9 CC A0 71 81 F4 A0 63 AC C0 4B 81 1D 8C 15 C8 E5 User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 665 Lines: 12 On Wed, Oct 27, 2004 at 02:54:25AM +0200, Andrea Arcangeli wrote: > I agree. I didn't introduce that bug, the very same problem would happen btw, the severity of such performance bug in the LRU screwup, is minor compared to the severity of the functional deadlocks or early oom kills potentially generated by the lack of lowmem_reserve enabled with proper defaults but sure we need to fix the performance LRU issue too. - 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/