From owner-freebsd-questions@FreeBSD.ORG  Sat Jul  2 11:26:16 2011
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 61941106566C
	for <freebsd-questions@freebsd.org>;
	Sat,  2 Jul 2011 11:26:16 +0000 (UTC)
	(envelope-from cwhiteh@onetel.com)
Received: from woodbine.london.02.net (woodbine.london.02.net [87.194.255.145])
	by mx1.freebsd.org (Postfix) with ESMTP id 2FF4E8FC12
	for <freebsd-questions@freebsd.org>;
	Sat,  2 Jul 2011 11:26:15 +0000 (UTC)
Received: from muji2.config (93.97.24.219) by woodbine.london.02.net (8.5.133)
	id 4E0B23A90023B89C for freebsd-questions@freebsd.org;
	Sat, 2 Jul 2011 12:26:14 +0100
Message-ID: <4E0F0056.1070501@onetel.com>
Date: Sat, 02 Jul 2011 12:26:14 +0100
From: Chris Whitehouse <cwhiteh@onetel.com>
User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US;
	rv:1.9.2.9) Gecko/20100924 Thunderbird/3.1.4
MIME-Version: 1.0
To: freebsd-questions@freebsd.org
References: <4E0EB955.7090308@gmail.com>
	<20110702083826.c979afa8.freebsd@edvax.de>
In-Reply-To: <20110702083826.c979afa8.freebsd@edvax.de>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Subject: Re: What is xz ?
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 02 Jul 2011 11:26:16 -0000

On 02/07/2011 07:38, Polytropon wrote:
> On Sat, 02 Jul 2011 11:53:17 +0530, Manish Jain wrote:
>>
>>     Hi all,
>>     I just downloaded FreeBSD-8.2-RELEASE-i386-dvd1.iso.xz and the md5
>>     checksum is correct. Can someone please tell me what does that xz at
>>     the end stand for ? It looks like it stands for some kind of
>>     compression (gzip/bzip2/some new format), but I can't figure out
>>     exactly which one.
>
> It's xz compression, archivers/xz from ports, which is

...but before you install it you may find it is part of the base system.

%pkg_info -Ix xz
pkg_info: no packages match pattern(s)
%which xz
/usr/bin/xz

I'm on 8.1-R

Chris