From owner-svn-src-head@FreeBSD.ORG Sun May 12 21:41:31 2013 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 4E33A8DB; Sun, 12 May 2013 21:41:31 +0000 (UTC) (envelope-from marck@rinet.ru) Received: from woozle.rinet.ru (woozle.rinet.ru [195.54.192.68]) by mx1.freebsd.org (Postfix) with ESMTP id BCA25107; Sun, 12 May 2013 21:41:30 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by woozle.rinet.ru (8.14.5/8.14.5) with ESMTP id r4CLfSTk077864; Mon, 13 May 2013 01:41:28 +0400 (MSK) (envelope-from marck@rinet.ru) Date: Mon, 13 May 2013 01:41:28 +0400 (MSK) From: Dmitry Morozovsky To: Ed Schouten Subject: Re: svn commit: r250565 - head/etc In-Reply-To: Message-ID: References: <201305121523.r4CFNxBR055568@svn.freebsd.org> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) X-NCC-RegID: ru.rinet X-OpenPGP-Key-ID: 6B691B03 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3 (woozle.rinet.ru [0.0.0.0]); Mon, 13 May 2013 01:41:28 +0400 (MSK) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Eitan Adler X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 May 2013 21:41:31 -0000 Ed, On Sun, 12 May 2013, Ed Schouten wrote: > 2013/5/12 Dmitry Morozovsky : > > I'm afraid it could produce more harm than goodness on old hardware > > and/or other architectures like arm. > > Any change we make at FreeBSD may or may not cause problems on old > hardware and/or other architectures like ARM. It's typically a case of > trial and error to see what happens. > > In fact, I think that for embedded systems, using xz compression would > even be better. Many of those systems are often more storage space > constrained than CPU constrained (e.g. a 200 MHz wireless device with > only 8 MB of flash). > > I think it's a pity the change has been reverted without bringing any > hard data to the table. I would pretty much like more statistics about the issue as well; unfortunately, all I have handy are x86 hardware, and most of embedded-like systems aer amd64 atoms... I think some testing should be done on different platforms before making any kind of decisions. -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------