Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932267AbVJGLqZ (ORCPT ); Fri, 7 Oct 2005 07:46:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932368AbVJGLqZ (ORCPT ); Fri, 7 Oct 2005 07:46:25 -0400 Received: from qproxy.gmail.com ([72.14.204.197]:41593 "EHLO qproxy.gmail.com") by vger.kernel.org with ESMTP id S932267AbVJGLqY convert rfc822-to-8bit (ORCPT ); Fri, 7 Oct 2005 07:46:24 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Hi9gTnXZd/8cy0pSOEgc1mxB+TY31NbC071ObbHokcLjGkOwkOtvqMW0cns7Nu+1AWT3Vy6T+5y+nBryESfgY4Q3ad+KAd52CKtncq/zz6VSfwEQPrtxBA/7OfWk8Rb89HxPcuftn0PelRpkVO0h3/nPb/9RgR1vqf4u6qsZt8k= Message-ID: <4d8e3fd30510070446gb6d469bn4502b30d1e14c7e8@mail.gmail.com> Date: Fri, 7 Oct 2005 13:46:22 +0200 From: Paolo Ciarrocchi Reply-To: Paolo Ciarrocchi To: Con Kolivas Subject: Re: [PATCH] vm - swap_prefetch-15 Cc: linux-kernel@vger.kernel.org, ck@vds.kolivas.org In-Reply-To: <200510070001.01418.kernel@kolivas.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <200510070001.01418.kernel@kolivas.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1182 Lines: 33 On 10/6/05, Con Kolivas wrote: > The last known bugs were addressed in this latest version of the swap > prefetching patch. Thanks to the testers out there who helped it get this > far. > > -Prefetched pages weren't handled properly by the lru lists. > -Prefetch groups are now 10 times larger when laptop_mode is enabled thus > decreasing the amount of time spent prefetching and thus the disk spinning. > -Documentation as suggested by Ingo Oeser > > Incremental patches and latest available here: > http://ck.kolivas.org/patches/swap-prefetch/ > Ciao Con, i downloading right now kernel 2.6.14-rc3 and your latest patch (v15), in the weekend I'll update my Ubuntu platform and I'll like to compare performance of vanilla vs vm-swap_prefetch. Any hint about what kind of instrumentation I could use in order to get interesting and useful numbers ? Thanks! Regards, -- Paolo http://technologynews.altervista.org - 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/