Date: Wed, 2 Apr 2014 10:40:22 -0500 From: Brooks Davis <brooks@freebsd.org> To: Glen Barber <gjb@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r264027 - in head: release share/man/man7 Message-ID: <20140402154022.GA70867@lor.one-eyed-alien.net> In-Reply-To: <201404012241.s31MfRW6020684@svn.freebsd.org> References: <201404012241.s31MfRW6020684@svn.freebsd.org>
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--k1lZvvs/B4yU6o8G Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 01, 2014 at 10:41:27PM +0000, Glen Barber wrote: > Author: gjb > Date: Tue Apr 1 22:41:26 2014 > New Revision: 264027 > URL: http://svnweb.freebsd.org/changeset/base/264027 >=20 > Log: > Add a new release build variable, WITH_COMPRESSED_IMAGES. > =20 > When set to a non-empty value, the installation medium is > compressed with gzip(1) as part of the 'install' target in > the release/ directory. > =20 > With gzip(1) compression, downloadable image are reduced in > size quite significantly. Build test against head@263927 > shows the following: > =20 > bootonly.iso: 64% smaller > disc1.iso: 44% smaller > memstick.img: 47% smaller > mini-memstick.img: 65% smaller > dvd1.iso: untested > =20 > This option is off by default, I would eventually like to > turn it on by default, and remove the '-k' flag to gzip(1) > so only compressed images are published on FTP. I'd recommend testing xz compression as well. With UFS images of a full world the savings vs gzip are significant (more than 30% IIRC, but it's need more than a year since I checked so I'm a bit unsure of the exact numbers). -- Brooks --k1lZvvs/B4yU6o8G Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iKYEARECAGYFAlM8L2VfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3Bl bnBncC5maWZ0aGhvcnNlbWFuLm5ldDY1NUQ1MTlDMjZBNzgyRTcyNTI5OUJGMDVE OEU4QkU5RjIzODFBRDQACgkQXY6L6fI4GtR7XACgygPHtutXc/4blGMmPbZCa0qj /JcAoLsnjdQJZ94WgGKLdQgVUIWNxfwb =GbYv -----END PGP SIGNATURE----- --k1lZvvs/B4yU6o8G--
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