From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 8E37A138334 for ; Thu, 6 Dec 2018 21:45:48 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 0F2CFE09A6; Thu, 6 Dec 2018 21:45:40 +0000 (UTC) Received: from mail-yw1-xc2d.google.com (mail-yw1-xc2d.google.com [IPv6:2607:f8b0:4864:20::c2d]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 76ACAE0866 for ; Thu, 6 Dec 2018 21:45:39 +0000 (UTC) Received: by mail-yw1-xc2d.google.com with SMTP id t13so218694ywe.13 for ; Thu, 06 Dec 2018 13:45:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:openpgp:autocrypt:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=dwfFyqQhWImkEuZ2Uh7nN0XClVxirE/S1Jk4T/MCAQU=; b=CZ5tBd9GQdr6AJ0cTrXvU4kSsC/C9J0DOWBvTnzBJRlpoJNZZp2V/K5YezbTfVoKI/ dVKYjtbEW58Ily7XyIlGz2jHJ/Hn5ZYEDWETForj+5GHPjHYCh5QGaXMkq2rWwPQ7CUU vFlH8qmwV9aQpwxJaoKa/pwiWcg6/F+ShLE1kdU2OPZwAXWPc/WRqc2/Lhb4SF69oElb cfhIC9Z7MtlpDOvIN7u1rb/zZSVimYbNyYVthLM7Dom0A+pEESdCRVXsiOeT6DcWkZ/F xomlthPyW83XyTkxNSOHMpm7TEMjg/lTURQGgwjUa/hgZBCqxDvf7WfzTowTq4sOmS3e pNRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:openpgp:autocrypt :message-id:date:user-agent:mime-version:in-reply-to :content-transfer-encoding; bh=dwfFyqQhWImkEuZ2Uh7nN0XClVxirE/S1Jk4T/MCAQU=; b=Le5Mvvso25M53UdvppId/98OV47g4QGBNh+IBo4q3wpmi5rXRoYAmoDDVX6XrtqBIe yCD6GvW0O65VOOm9J2+Cl/mwp/mecVhrv3Z5iditdVuoQwvBPYjvo7OrdBmNkfmmdIP8 MsaqXdUnbPpeqtKGQFZ9Bw7cDB7cz/WKLRLmTnzCkonhHy8JrrPF6MeG+gAxA96Ss2j0 s6Nt70Yb+PjeGPUEJmdkL/yPTBiqxKAQ3SyMZeDbfi4/QAIUYEplj6QzUUwSb58H1wWE ABMyA++a24jC3G9qkMYioGCiO8KpexcIbt8uAxD2M2p3K8gQiaCNLhntZOXRQVK1mJHi bKlw== X-Gm-Message-State: AA+aEWZIx35SKOjAopPyxEgSdp84aHd71cM6xu1/0/Mv5O+DFv/jzaMS MU8LOKAqv8OCZ9CYuhVQPa8Hij1C X-Google-Smtp-Source: AFSGD/VyzA78ZApQvbeqayUbBNINJ5WPlvEmcXR1bcqxu4b92JbYz0Rt4Qa17Iws1CTEccY+eiWWVA== X-Received: by 2002:a81:b615:: with SMTP id u21mr30675581ywh.174.1544132738357; Thu, 06 Dec 2018 13:45:38 -0800 (PST) Received: from [192.168.2.5] (adsl-74-240-55-188.jan.bellsouth.net. [74.240.55.188]) by smtp.gmail.com with ESMTPSA id o186sm528687ywd.58.2018.12.06.13.45.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Dec 2018 13:45:37 -0800 (PST) Subject: Re: [gentoo-user] Re: CPU upgrade and LVM questions. To: gentoo-user@lists.gentoo.org References: <492d8bf4-4b8d-f7f6-05d8-2473b6825fab@gmail.com> From: Dale Openpgp: preference=signencrypt Autocrypt: addr=rdalek1967@gmail.com; prefer-encrypt=mutual; keydata= xsFNBFpEtdQBEADI51WaryP3FJlDfmCQx2aPQpSppEKxqWhCTA8KFEcOVFmIIfiFAeekqMMD mhUxgZTtlQh7dsNqha6ioaYDqGKTv7oeJlPJw4hmIMJX3WYVSOHlsJUNM2jpDIAFeEKfup/T zDzFpuU2Qtr/Y0ji35wHyOAZLRckeNk705oRvE9wqi6noTP15Gxmw/U6aMzEfvu+wGEfCjgs 9bERmu+CS75PZEaFAv8RnsXUv1UcvQ45jmk/8ni/ogxE2h53OIp6c/hOlgJkSVRQWPZZyKZw lDiSUKCtMXPMdZ9w0X6RltQxtIQXO0KxAKaAp+tnL8z+0piafF5uW4RIglhT922RXKxxdZyx SjRgtE4V1IPtUcwPAeqVUZw2P1b4pjfPv7tNtMoFsIiY0ZnT+ua4ps6KOUeocRPKAX14mZkL jt/sZM7aIKiwyoteshRgWNNkxh4OiSxGCRUKNQI8M42cRSidvJZ6SGZXM3WpV28RPyF7+0Ba 0stEQwBGNF8uxgytY9rOJ7obmIpEZKx1p3W1O1hadOjBo2110jMDirRXtktMDfBDvVKkOZ06 vLu16uZLb0O52euhl2dMcEI3ZoCAFTKtdwMITIDj1TcMBZar6+bcwOicSFFogOLHQLJZRO5q I5szOIYW7+c0yNqPRLT3Sq7HzDyuyTUjmPZSAcqOwzX8GwUFkwARAQABzRtEYWxlIDxyZGFs ZWsxOTY3QGdtYWlsLmNvbT7CwZQEEwEIAD4WIQSUDVlCt0m0Z/PsCaxgB5lCagHqugUCWkS1 1AIbIwUJCWYBgAULCQgHAgYVCAkKCwIEFgIDAQIeAQIXgAAKCRBgB5lCagHqurR7D/45/q20 vXdrJGxrkNphotmlBtTpNbVauu5A2NDv3E1Il6yqRBfh4Xw7xFuwhz9DqThuvByU6566vr0z 7oVCK33dxRm4WA7YaogRQZy4VVIbHdrksnh2f702CFllqtn5Y29M2JtXG5jiiL3aZNEhoyP9 eMtzLPGs56yZ3eMkz4U7DEmWCAUr8bbuXW+eq/A0V5djcFdHfmanuDZSxzg+cZTpVOLolS2b pmNsPTSMkJ2MDY2Kfdg3gPhSaawo2agQfgnf9E7vSm7z/rlk8bBUWcPAP/XTN9ndVwOO3x74 EQv/M4EiCTtNpw3yapVZI2NhA1wqW648D7RxIPD8Y3nkJVDS4x5g54xDe1IUFOtVUSDAh+vY wUJt7vgbCeRjyT8XbuGW9RokIos3ALNaPoq/FDNEqefbmop0CPRih6aLFHWT4YBA6xQjLJuP LSNvalNqE5mef0giCtnLxo/lkjnP9Sv+t/5VSHda5zkVuN0+2w46SbGvXIHRkSoSi6XH3ccq KayJC+oTqo4xf9J30c7CV4rEcYnJcnxMw0vcYmU3DwjGfKxuKcLHgPr9mDNWvhteroA5wNWw NzQ72yAj7rsZVUXCxZgiPldSH3SXZJ/Jo6E9JouzQgRb/I4Vy4jx0Yw8rJLDx/ha82fn+FVe cFbiodVV5UD0inw488IAAtJE+Zi0t87BTQRaRLXUARAA38iHcF7M7GnkS73dazdLBgz2YJsu fpix/N/x4CvoHMqTuwi4ASz1WroYjl3KajeH0DSybyPdEQ7nffxIUt48deT3j/rwsJkPRvCF BpmcwxErd/Mbq0BgikYxXvO68aEAs4jBDR26YtONfjobEfd+Juhxci9UN9vTOCgSPhY+dxHs MZ0gHRzvMnpM3o3+oht/XRZr05RQx83DvTIqWnjDQlCseYYlbFp+rFTZi7ro71ULDThfCE0p +f+IQ3zX0cRKOcJGtNRvyWH6PxmN4td6Q7gPHfAsFPLsCpg7nZwOejtAktPejtSEXlN6QOKv bmRQxNtzgMtjzJNNJW2NtBz0DIW394+9stchQRKLqH8n8GnB6tlkfPg4vgf/kq14QQSZcb0F M36wk+i1Hk+TWYWbOBoUw9+X941Pw1JnglJ3tzpBh+36+pdG02Lbm2v6SaZ69zkDfzJ2Sfhb E+KQLibLkiCOhuSDLDWUgUeb0lJ/0qlo3vcQMTBuG5eiWiwBkp4C+ACb1f1Akq0mFvim+gCJ qJOTu0IDK9DjKLKglA3Z6sbeepnXq8fxB2Mo/SFSYEsGqUu4MLxgwnPg7zi+rKg7MhqdiBBE fqugmNguCEYZjJrGCCzwuqPXAZAcyzEYTGFKwI6NdEZ6v8Xc3om9MJomB3y1uzG6K7T9ue5H aw/2aqEAEQEAAcLBfAQYAQgAJhYhBJQNWUK3SbRn8+wJrGAHmUJqAeq6BQJaRLXUAhsMBQkJ ZgGAAAoJEGAHmUJqAeq6/ykP/ib6xEHednaXvzZvvj854PB5ffBqKkphbf51g6pxPvFBWMwY E7Bu/kq8e3hkp3rzX42BjqiUmfEe2OyfZCabXLybP8i/QRkHTzD5nLoIYLeL+62N/WQFW1NU VhqdfQbMhphNgP1mvG2Ib5R6S+Fb+vkw776oq6jLwUBP/o6PPpp62GyvFvFb9ekxV9+sE4yG V3DTqURBY+aXfc/MTzlCXp4u4QzFW9odfcb/kb9f1m/gZbWGihAqeMd1HViXQoMzTx6IuP13 eQAkKj4FlA2QMzbEOOKO6fliSt1JweJoh0OLCEAM/3q+LaflMvvjhl9ht00IUT/ySj3/dZdf EdTpuUAtnC3A3flwgK/aetkkOhrkx9hx4SKn6UHtAl+eCqP1Mae+nWzkisBL0/hBPEz713md 5I+4Y4QjIokRiz/5l/TFwpGu26zmDfDUkZmxZR/iNCW0VAmZE2YdyRm3PYcFcVXuZ1f/ff0D us9xGsO8V6F5EIwx/9Y6AWQdW7PoKHA21ri93PoRgjv+QoOifXEkhJwTKg5k5b1Tr7h9eRU/ Se2XigPVODjrN9FRfkx/JxlJcCs/igGJS05BmiZNIIRDKBGdXy/Fj5HQB2q5v5DfvrLMNTwK Aa8pn/em1SKC/l9aV9ygpN+cQPKoQjGxPPaId/rwX+GVxKl2vakjHLPLQmm3 Message-ID: <8bf206fd-e1eb-83aa-55b2-a152421503ac@gmail.com> Date: Thu, 6 Dec 2018 15:45:36 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.9.1 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 X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Archives-Salt: db03d56a-8d23-4680-ac41-f4266f7d94ed X-Archives-Hash: b798c701997f1699983d9708b13b11b7 Nikos Chantziaras wrote: > On 06/12/2018 11:27, Dale wrote: >> >> I've bought but not yet installed a FX-8350 CPU.  I have this in my >> make.conf file: >> >> CFLAGS="-march=native -O2 -pipe" >> USE_CPU=" > > USE_CPU does not do anything, AFAICT. CPU features are specified in > CPU_FLAGS_X86. You can get appropriate flags using the > app-portage/cpuid2cpuflags tool. For example, here: > > $ cpuid2cpuflags > CPU_FLAGS_X86: aes avx mmx mmxext pclmul popcnt sse sse2 sse3 sse4_1 > sse4_2 ssse3 > > So in my make.conf, I use: > > CPU_FLAGS_X86="aes avx mmx mmxext pclmul popcnt sse sse2 sse3 sse4_1 > sse4_2 ssse3" > > I was wondering if those are used anymore.  I did that a looooong time ago.  Things change.  After I do the swap, I'll get the settings up to date.  No need changing things now just to change them again later.  Besides, the current settings may be better when I install the new one.  I did have the correct one in make.conf but didn't notice it to post.  I did comment out the old unused one tho.  The current setting is this: CPU_FLAGS_X86="3dnow 3dnowext mmx mmxext popcnt sse sse2 sse3 sse4a" I'll update that when I get the new CPU installed.  I already have cpuid2cpuflags installed.  At least now I know it is the current tool to use.  ;-)  I wish the monthly news letter would come back to let us know about some of these changes.  Some things don't require a news item but we still need to know when we can remove outdated stuff and add new stuff.    >> Those were put there ages ago, likely when I built and installed Gentoo >> on this rig.  Do I need to change those to something that is compatible >> with both CPUs and then change to the new CPU after it is installed?  Or >> will the new CPU be close enough that it won't matter?  Right now, I >> don't know for sure what the new CPU supports or doesn't. > > Just install the new CPU and run cpuid2cpuflags to see what to put in > CPU_FLAGS_X86. You can delete USE_CPU as that doesn't seem to be used > for anything. > > Old setting gone. > >> While at it, going from a 4 core CPU at 3.2GHz to a 8 core CPU at >> 4.0/4.2GHz, just how much increase can I expect?  Will it double and >> that's about it or will it be more than that? > > You won't get anything close to double the speed. The extra cores will > mostly go unused, unless you use applications that make use of them. > > You will still get a speed up due to the newer CPU architecture and > the higher frequency. > > What I was thinking about is something like when compiling and all the cores are used.  In other words, CPU is at max load.  Right now, I have only 4 cores.  New CPU doubles that and each core is faster as well.  As a example, Firefox takes about a hour to compile.  I was hopeful that would drop to 30 or 35 minutes or so.  I realize there is some overhead on this so it isn't a exact thing.  I was just curious about a rough number to expect.  I know upgrading from 16GBs of ram to 32GBs has helped.  I tested Dolphin the other day and it still have its memory hog issue.  At least this time I had enough memory that it didn't cause a crash.  ;-) >> Also, since it has two >> speeds, will it run at the slower or faster one?  Will it depend on >> load?  I've never had a CPU with two clock speeds like this before. > > The two speeds specify the lower and upper speeds, depending on how > many CPU cores are currently being under load, and also how much load > there is. You don't have to worry about it though. It's all automatic. > When you're not running anything that stressed the CPU, clock speeds > are actually lower than 4GHz (some CPUs can clock down to 1GHz or so > when they're idle and not doing anything.) Once something CPU-heavy > runs, it will clock up to 4.2GHz. If you run something that stresses > all CPU cores, then it will go to 4.0GHz to avoid overheating. > > But again, all this is automatic. > > > That's good to know.  That I was wondering about and couldn't find a clear answer on.  I didn't know if I needed to install something to manage that or what.   At least now I know to install the CPU and it will do its own thing without me having to worry about it.  BTW, I know my video card does that too.  The processor on it varies its clock speed by a fairly wide margin.  Speaking of, I also found a MSI GeForce GTX 650 1GB Video Card.  It is a used card but it is faster I think than my current 220 series.  Keep in mind, my idea of gaming is Kpatience.  The biggest load is watching TV.  ;-) Thanks for the info.  This answers a lot of questions I had.  Makes me hopeful that this will work like I expect.  Dale :-)  :-)