Date: Thu, 6 Mar 2008 08:37:52 -0800 From: "David O'Brien" <obrien@freebsd.org> To: freebsd-hackers@freebsd.org Subject: Re: emulate an end-of-media Message-ID: <20080306163752.GD89327@dragon.NUXI.org> In-Reply-To: <20080226202853.GA859@britannica.bec.de> References: <op.t63j2veq724k7f@martin> <20080225154455.4822e72a@bhuda.mired.org> <47C33384.6040701@dial.pipex.com> <200802252243.m1PMhTeq016201@fire.js.berklix.net> <47C3A228.7090703@freebsd.org> <op.t65acy13724k7f@martin> <20080226202853.GA859@britannica.bec.de>
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On Tue, Feb 26, 2008 at 09:28:53PM +0100, Joerg Sonnenberger wrote: > On Tue, Feb 26, 2008 at 07:44:48PM +0100, Martin Laabs wrote: > > I also made a comparison between gzip and bzip2 regarding > > the compression ratio on a dump of my home directory (3.2GB) > > bzip2 took about 74min to compress, gzip only 11minutes. And > > in terms of compression ratio bzip2 was only 3% better than > > gzip. > > That's not a realistic test case. bzip2 normally takes trice the time > and compresses 10% better. I can't comment on compress. Actually I've found that it depends on which architecture you run bzip2 and gzip on. Taking a sample set of files, I found bzip2 was faster on amd64 than gzip; and gzip was faster on i386 than bzip2. [its been a while... I might have the two reversed] -- -- David (obrien@FreeBSD.org) Q: Because it reverses the logical flow of conversation. A: Why is top-posting (putting a reply at the top of the message) frowned upon? Let's not play "Jeopardy-style quoting"
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