Date: Mon, 29 Nov 2010 22:23:51 +0200 From: Ion-Mihai Tetcu <itetcu@FreeBSD.org> To: jhell <jhell@DataIX.net> Cc: Matthias Andree <matthias.andree@gmx.de>, freebsd-ports@freebsd.org Subject: Re: packages compressed with xz Message-ID: <20101129222351.47fc7534@it.buh.tecnik93.com> In-Reply-To: <4CF3F16E.3020501@DataIX.net> References: <AANLkTimHL9_qj3nB0jCvH_rah5JZBzEroz_J_Ou-TH52@mail.gmail.com> <4CF38D7F.6070206@gmx.de> <4CF3F16E.3020501@DataIX.net>
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--Sig_/wpJ73DGcYg3O/eQO0Q+KlsK Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Mon, 29 Nov 2010 13:31:10 -0500 jhell <jhell@DataIX.net> wrote: > On 11/29/2010 06:24, Matthias Andree wrote: > > Am 28.11.2010 22:12, schrieb Goran Tal: > >> Now that the base system supports xz compression, it should be > >> used as the default compression for packages. > >> > >> Files compressed with xz are smaller and decompress faster than > >> those compressed with bzip2. This can make an installation much > >> quicker, especially when the complete system is installed or > >> upgraded. > >> > >> Any reasons against it? > >=20 > > xz compressed files can take up CONSIDERABLY more memory to > > decompress than files compressed with bzip2 or gzip. Keep that in > > mind so that systems that are low on memory can still decompress xz > > packages. If you don't fit into RAM for decompression, it will be > > unusable. >=20 > Adding to this, as the manual says... The decompressing host will need > to have at minimal 5% -> 20% of memory 'available' for decompression > of what the compressing host had. Seeing as FreeBSD still runs on > systems with memory as little as 200MB "~20% of 1024MB" and quite > possible to run on systems with memory of 64MB "~5% of 1024MB" I > would not see any benefit in modifying the default memory limit on a > compressing host to accommodate for these system rather than using > gzip(1) or bzip2(1) by default. >=20 > It would be nice to support xz(1) compression for large selective > packages like firefox or openoffice as those will never run on smaller > systems. Trouble is it ain't no way (CPU, space, banhdwidth on our side and space,bandwidth on our mirrors side) we could build a double set of packages. --=20 IOnut - Un^d^dregistered ;) FreeBSD "user" "Intellectual Property" is nowhere near as valuable as "Intellect" FreeBSD committer -> itetcu@FreeBSD.org, PGP Key ID 057E9F8B493A297B --Sig_/wpJ73DGcYg3O/eQO0Q+KlsK Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (FreeBSD) iEYEARECAAYFAkz0C9cACgkQJ7GIuiH/oeWnfACguNJ+TGcbBtz2VYHqoixgPtNr y1YAn2ZN9XZjzN/zlWbH8YKs0/nDTqLW =d4TW -----END PGP SIGNATURE----- --Sig_/wpJ73DGcYg3O/eQO0Q+KlsK--
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