From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 288C81381F3 for ; Fri, 14 Dec 2012 16:51:52 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 86AE821C0D1; Fri, 14 Dec 2012 16:51:37 +0000 (UTC) Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 9DFE321C105 for ; Fri, 14 Dec 2012 16:47:45 +0000 (UTC) Received: from compute6.internal (compute6.nyi.mail.srv.osa [10.202.2.46]) by gateway1.nyi.mail.srv.osa (Postfix) with ESMTP id CD304207CD for ; Fri, 14 Dec 2012 11:47:44 -0500 (EST) Received: from frontend2.nyi.mail.srv.osa ([10.202.2.161]) by compute6.internal (MEProxy); Fri, 14 Dec 2012 11:47:44 -0500 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=binarywings.net; h=message-id:date:from:mime-version:to:subject:references :in-reply-to:content-type; s=mesmtp; bh=GRPwt7nY/6nB67KVNZ9uG74E Qm0=; b=c7dcaNfBIlCJT41+QEq+/xVERRWOyF96q7sWwAOu3EZiDi6OBTVlFWvD ZdAeWgVRoOlF7MHYzs8MuIOIN9KLJf3QAuPQ/NscRTZA5KpSYEGSf5bcUrVNVf8K 9GCy3cThB8sF7vJcARuxOzx95OqUvjGrxndceqwXoGqIl1sUlLI= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=message-id:date:from:mime-version:to :subject:references:in-reply-to:content-type; s=smtpout; bh=GRPw t7nY/6nB67KVNZ9uG74EQm0=; b=Heh5b2FVy0UnDNnUpEcxY3VncCLYJdCji9JR YpCUm7kcz0aIZAo9cngCT2P4a/kaECAHovqJEClaa9s7/qFbHnm4iavNHy8R1fCH 8ZqJy/nSPECYg7VIag4mY8c0cuzV5x+fvtx0qgUzbk7G2tPEG/ouXSb7S+VdDZnk KHOGGW4= X-Sasl-enc: gM43tP9FNJ+AxypJ1RsYiIO/0O5ht37VzRi94WOm8JqX 1355503663 Received: from [192.168.5.18] (unknown [83.169.5.6]) by mail.messagingengine.com (Postfix) with ESMTPA id 8F52F4827CD for ; Fri, 14 Dec 2012 11:47:43 -0500 (EST) Message-ID: <50CB5828.3090905@binarywings.net> Date: Fri, 14 Dec 2012 17:47:36 +0100 From: Florian Philipp User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.11) Gecko/20121130 Thunderbird/10.0.11 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] ~amd64 compatibility with modern cpus References: <20121214161821.GA19095@crowfix.com> In-Reply-To: <20121214161821.GA19095@crowfix.com> X-Enigmail-Version: 1.3.5 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig844D27CA164B0E7A6C9F6799" X-Archives-Salt: 132c237c-ee8b-4471-8f98-f1286e8f574e X-Archives-Hash: f9d12d92bbaba052a5bdc1c34bb74825 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig844D27CA164B0E7A6C9F6799 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Am 14.12.2012 17:18, schrieb felix@crowfix.com: > Something went haywire with my 8 or 9 year old dual Opteron ~amd64 > system last night. I may have a bricked system. I haven't given up > yet, but I may have to buy a replacement system. I have external USB > drive backups, but the only other computer I have right now is an old > Mac laptop which can't read Linux LVM partitions. >=20 > Questions: >=20 > 1. I don't remember, and can't look up, the make.conf processor > flags I emerge with. But it is dual Opterons, and ~amd64. How > compatible could that be with modern Intel CPUs? I know Intel > adopted the extra registers of the AMD64 instruction set, but are > there other differences which would prevent an Opteron system from > running as is under an Intel processor? Maybe AMD still sells > Opterons, and I will be stuck with building a system. >=20 I guess your Opterons used -march=3Dk8. Except of 3dnow, this should be compatible. You might be lucky. > 2. Is it feasible to buy some commodity box, like from Dell, with an > Intel processor, and plug in my two SATA SSD drives and get a console > boot? I don't give a fig right now about any GUI interface, and even > Internet is not the problem. If it will boot and run emerges, I can > import the source files for X and Ethernet and other peripherals via > USB stick. But SATA drivers ... >=20 Yep, SATA drivers will be the biggest issue. Hope you had and will have AHCI. > 3. My kernels always have just about every driver compiled in as > modules, an old habit from when I used to swap in PCI cards like > crazy. I don't remember now how many SATA drivers are built in and > how many are modules; if the commodity box needs SATA drivers which > aren't built in, that could get tricky. Are there boot command line > options to preload certain modules? Might not do me any good. I > think I could scrape by with USB modules, but not SATA. >=20 Not possible. You need an initrd or a new kernel. How about compiling a new kernel on a different box and using a memory stick for grub + /boot? > For the curious, here is wat happened. When I left off last night, > the USB keyboard was only recognized when I unplugged all other USB > devices, and the system hung at the grub point, with a blank screen. >=20 > A reboot failed because it couldn't find the root=3D/dev/sde drive. > But the USB keyboard was working because I used it in grub to select > a new 3.7.0 kernel (had been running 3.6.8). >=20 > A second reboot ignored the USB keyboard and generated an ATA error I > had never seen before for every ATA drive and some I don't have, all > the way up to ATA13 before I rebooted it again. I haven't got it to > boot even this far since, so I can't regenerate that error. There > was a 5 second or so delay between these errors, making me think the > ATAnn designator might not be different drives, just retries. > [...] Could be your south bridge. If you want to keep the system, try a different board. Regards, Florian Philipp --------------enig844D27CA164B0E7A6C9F6799 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAlDLWC0ACgkQqs4uOUlOuU+zHQCeOI0dmEaXTe9LmNhOPKCgFjE1 Wf0AnRjmUPytn4GLJN8RP96nmT5B4ZzE =0pOO -----END PGP SIGNATURE----- --------------enig844D27CA164B0E7A6C9F6799--