Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752603Ab0KGOnP (ORCPT ); Sun, 7 Nov 2010 09:43:15 -0500 Received: from lo.gmane.org ([80.91.229.12]:40021 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751966Ab0KGOnO (ORCPT ); Sun, 7 Nov 2010 09:43:14 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: "Alexander E. Patrakov" Subject: Re: Linux kernel compression with lrzip Date: Sun, 07 Nov 2010 19:42:52 +0500 Message-ID: <4CD6BAEC.2070605@gmail.com> References: <201011072259.25625.kernel@kolivas.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: 90.151.108.230 User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.12) Gecko/20101029 Lightning/1.0b3pre Thunderbird/3.1.6 In-Reply-To: <201011072259.25625.kernel@kolivas.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 821 Lines: 20 07.11.2010 16:59, Con Kolivas wrote: > Lrzip > was a project I began based on rzip which tried to extend the initial > compression window beyond 900MB and to use lzma as the back end for the 2nd > stage compression. > Starting with linux kernel 2.6.36 > > 413511680 linux-2.6.36.tar > 70277083 linux-2.6.36.tar.bz2 > 59905365 linux-2.6.36.tar.lrz So, why are you comparing to tar.bz2, if you use lzma as the backend? I.e. this benchmark does nothing to show the benefit from the preprocessing stage. Please compare to tar.lzma instead. -- Alexander E. Patrakov -- 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/