From owner-freebsd-hackers@FreeBSD.ORG Wed Mar 3 08:02:12 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EC88F106566B; Wed, 3 Mar 2010 08:02:12 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-iw0-f183.google.com (mail-iw0-f183.google.com [209.85.223.183]) by mx1.freebsd.org (Postfix) with ESMTP id A17028FC0C; Wed, 3 Mar 2010 08:02:12 +0000 (UTC) Received: by iwn13 with SMTP id 13so1130901iwn.14 for ; Wed, 03 Mar 2010 00:02:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=KLlFKD04yi+BEzI48Bsv8qhpy77AqmXj+W+T9WI+2Bo=; b=SXpJqfjINbepVmnQeeBeuqNCcT0quvaGaGRRR/3yYlzK0tQ9G5HHCh+4uvUViJc9Wx mzzIVBnSeUl3ZxBKyOFSV9iBr3una/nYApU3Q7FH5NJm13cmty7/dJkktkv4GNx47n99 HomHJ0dANU/8JyRUMWdVIOP07AHf8fqizejXA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=wBSwuHll/hvElkCzomoyCI4AqAcOWenrvGBUvbMve2Bs/zomrCjkeo+GzfDiVZdCa5 aD+iWYXsVtg/T8ztaypdf46oNl6P+LSJOo8fGXa5HGAdUUhXwgqvR6xskdYjeAXNX9D1 VGH/PsTnDmQP4rSQ8MdE/Ya8pkhtLKHfLNz/o= MIME-Version: 1.0 Sender: adrian.chadd@gmail.com Received: by 10.231.150.74 with SMTP id x10mr703960ibv.97.1267603319065; Wed, 03 Mar 2010 00:01:59 -0800 (PST) In-Reply-To: References: <20100219163644.da89e882.ray__27111.9062825621$1266591431$gmane$org@dlink.ua> <20100219222604.44e50248.ray@ddteam.net> <20100220201510.720c62fd.ray@ddteam.net> Date: Wed, 3 Mar 2010 16:01:59 +0800 X-Google-Sender-Auth: e8c364b0f1a4a56d Message-ID: From: Adrian Chadd To: Alex RAY Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-hackers@freebsd.org, Ivan Voras Subject: Re: GEOM_ULZMA X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Mar 2010 08:02:13 -0000 On 21 February 2010 02:20, Adrian Chadd wrote: > Oh I know that! I'm just saying that I may try lzma'ing the kernel and > rootfs's to see what kind of savings I get over gzip. :) The answer is "whoa". 24 megabyte compressed kernel + MDROOT drops to 6.5 megabytes with gzip -9 and a few bytes shy of 5 megabytes with a default lzma compress. .. wow. :) This is +1 for GEOM_ULZMA too if it's as effective for the mfs itself. I'll toy with that later. Adrian