From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1RjSln-0001dI-1O for garchives@archives.gentoo.org; Sat, 07 Jan 2012 09:40:59 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id EFA5521C0C2; Sat, 7 Jan 2012 09:40:49 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) by pigeon.gentoo.org (Postfix) with ESMTP id F2DFD21C07F for ; Sat, 7 Jan 2012 09:40:25 +0000 (UTC) Received: from pomiocik.lan (unknown [81.219.203.13]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: mgorny) by smtp.gentoo.org (Postfix) with ESMTPSA id 793611B4004; Sat, 7 Jan 2012 09:40:24 +0000 (UTC) Date: Sat, 7 Jan 2012 10:41:39 +0100 From: =?UTF-8?B?TWljaGHFgiBHw7Nybnk=?= To: gentoo-dev@lists.gentoo.org Cc: waltdnes@waltdnes.org Subject: Re: [gentoo-dev] rfc: locations of binaries and separate /usr Message-ID: <20120107104139.4d3e7e53@pomiocik.lan> In-Reply-To: <20120107004139.GA13697@waltdnes.org> References: <20120103230918.GA7247@linux1> <4F03A1AA.6070205@gentoo.org> <20120104091743.0e1cd91a@pomiocik.lan> <4F0440B3.4090500@gentoo.org> <20120104163734.07439f2b@pomiocik.lan> <20120104163315.GV780@gentoo.org> <20120104174742.11d7002d@pomiocik.lan> <20228.34930.732592.657243@a1i15.kph.uni-mainz.de> <1325703086.11298.3.camel@TesterTop4> <20120107004139.GA13697@waltdnes.org> Organization: Gentoo X-Mailer: Claws Mail 3.8.0 (GTK+ 2.24.8; x86_64-pc-linux-gnu) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-dev@lists.gentoo.org Reply-to: gentoo-dev@lists.gentoo.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA256; boundary="Sig_/en1PWQS5soPu=4AMwvrbRV_"; protocol="application/pgp-signature" X-Archives-Salt: ff9eacf5-7122-4cba-b533-5ab0bcfd1ebb X-Archives-Hash: c056de07a62672c3aeff5ac6190996de --Sig_/en1PWQS5soPu=4AMwvrbRV_ Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Fri, 6 Jan 2012 19:41:39 -0500 "Walter Dnes" wrote: > In my 3 gig /usr directory, over 2 gigs are devoted to > Gentoo-specific stuff that a binary distro like Redhat does not > require. What do we do if /usr is read-only? Symlink or bindmount > onto it? Remount read/write whenever necessary (i.e. when doing administrative tasks). > And sharing binaries does *NOT* work in Gentoo, unless *EVERYBODY* > has *IDENTICAL* machines, or else you drop down to the lowest common > denominator. That's one of the main points about Gentoo. We don't > use generic i686 code, we use code optimised for our machines. I'm > not a "Gentoo ricer", but here's a prime example... a 3 and 1/2 year > old Dell Dimension 530 with an onboard Intel graphics chip. Right > after the initial install (i686 code from the install CD), the > onboard graphics could not handle NHL Gamecentre Live fullscreen > (1920x1080). There would be constant stuttering. After I emerged > system and world with "-march=3Dnative -O2 -mfpmath=3Dsse", it handles > NHL Gamecentre Live fullscreen, and even a 1080p movie clip > downloaded from Youtube. Fedora with generic i686 code would not > work for me. Sharing is usually useful when everybody actually has identical machines. Also, there's '-mtune' switch in gcc. --=20 Best regards, Micha=C5=82 G=C3=B3rny --Sig_/en1PWQS5soPu=4AMwvrbRV_ Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iJwEAQEIAAYFAk8IE1MACgkQfXuS5UK5QB3CRgP+IjXDCAPHOxn+/UiaP9JmU8M/ kUlA86wvuS0bhbcDOv4opCMVQVhUsiA9rKoCeFYjXc54URroiXyIqikGPAvY9b2L 5JfTzjMm8UPisdPM9UUmpuDeZeeVX81L5+lO8wH5Km3EepO6BKsuNsai0H1yN0RK ZwJLFkMc3PZu8gYw8Ts= =+PqJ -----END PGP SIGNATURE----- --Sig_/en1PWQS5soPu=4AMwvrbRV_--