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 E77CB138334 for ; Thu, 6 Dec 2018 23:23:13 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id C3AB6E0A98; Thu, 6 Dec 2018 23:23:05 +0000 (UTC) Received: from mail-yw1-xc41.google.com (mail-yw1-xc41.google.com [IPv6:2607:f8b0:4864:20::c41]) (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 32B25E09F3 for ; Thu, 6 Dec 2018 23:23:05 +0000 (UTC) Received: by mail-yw1-xc41.google.com with SMTP id g75so313774ywb.1 for ; Thu, 06 Dec 2018 15:23:05 -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=f7Sqk2DJ4/umdrnhA6o2FN+Cp+Cts3d5WLDAJ8U2gqA=; b=bB1KZ3qXO7QxUpF169gW69ib6LVL7Dm7nW9JpDyqTC+XosE+QI+OLBMdVZePJoNLu3 tI0CXAUz9e7ETLmjZY+yk1bVXbZehL4cscV21ae55vvbiLG7f0PFd9YkGC4vmHL4lH1m eeGiO6BvSfLCf4QX0a7TFEBqakeK34lpYGericfE2GyJ5Q3Xm2czuyL1c3PS5vtHqNng wdaGYEyGKXg27ki2LHrfKC7ZZeZFmHWDw2+WpyLyAC4/ZOCWICYVuHUnhRV3puj4Flsv EhbYAacV5YYVsHUizYr8ibuuFfpOBGUzJ3X6RbXMVKFZ3acBC+TrBY3U/LwmjrlXtVUx sZaw== 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=f7Sqk2DJ4/umdrnhA6o2FN+Cp+Cts3d5WLDAJ8U2gqA=; b=snIVY8secrhmx/F3vgZPdzOg3SwsejP+zhJi0VOTbJehGMz6ksb5X5mWX/eFu0T0Zm hjV7iJEK7PtPkM9vz5O+G17JbRTzv2dhPDhRUMIdASLBuoeeIkYnW1mLICgvfvYGZVba OrTiBOta59cd1PZ2Glkdr/Yjt4bcclq4WdIldH8OCq6qUG+/LxyNi1VNkj9vTs8e7pk3 Tju5/CMijquoB6r/VFcvNmwu9RWRQZC8fE3YY2S4IL9qJ/csZyaj/yx5FARGC9+iCM9B qyF+X2QnMgVyrc2XALlFwCan9qrtaSnRDrMsfezjlHhtOimabQKEomBVJ+E5usuEEM4R getQ== X-Gm-Message-State: AA+aEWZ8nmjbKXx2Cq1mSawJh7mqF5EDOkX2W1KfyI8h8LcBrhDA2Lnj JG3n9xuIhLfKke38OMGtPU8= X-Google-Smtp-Source: AFSGD/WXuxh7wjm0hsSbRp9sFvzQxkLv8C3IOSJ5KjIVpZXaDN1lBze7f6+60a+B2gWIbZzp+MgWJw== X-Received: by 2002:a81:79c5:: with SMTP id u188mr27033521ywc.46.1544138584212; Thu, 06 Dec 2018 15:23:04 -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 u28sm570568ywh.75.2018.12.06.15.23.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Dec 2018 15:23:03 -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> <8bf206fd-e1eb-83aa-55b2-a152421503ac@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: <6b434bdc-8070-2cc1-bf6c-63cae7a40576@gmail.com> Date: Thu, 6 Dec 2018 17:23:02 -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: eef686a7-b674-4296-83b0-09ffd20a4087 X-Archives-Hash: 2cb7808cfe1621c1bd1b748f6b4ba6cd Nikos Chantziaras wrote: > On 06/12/2018 23:45, Dale wrote: >>> >>> 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. > > Oh that. Yeah, there will be a 2x speedup when emerging packages > (MAKEOPTS="-j8"). I was referring to application performance when > using the machine. I don't consider package installation as "using the > machine" :-) > > Well, one thing I been doing that uses a LOT of memory and CPU, scanning images and editing them in Gimp.  The biggest problem was Dolphin and its memory leak, which at the time I didn't realize was abnormal.  At one point, just opening the directory with a lot of large images made Dolphin go crazy with memory usage.  I've since realized that Dolphin has a bug.  Still, having 32GBs of ram is better since I can now compile Firefox and others in tmpfs instead of on the hard drive.  That said, Gimp uses quite a bit CPU power at times too.  I also sometimes convert videos which can get CPU and/or memory hungry.  >>> 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. >>> [...] >> >> 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. > > The kernel takes care of that. You should be able to observe the CPU's > frequency and temperature in KSysGuard. Here's how it looks here: > >   https://i.imgur.com/Xogy3h0.png > > In that screenshot, the CPU has all 4 cores clocked down to 1.6GHz > because they're all mostly idle. Once there's high CPU load, it will > crank up the clocks towards 4GHz. > > You need to add these sensors manually to KSysGuard though. But if you > do, it's a good way to verify things are working as intended. > > > I use the sensors built into the kernel.  Last time I tried lm-sensors, I couldn't get it to work right.  I enabled and recompiled the kernel with the needed drivers and I haven't had any trouble since.  That was on a previous rig too.  I guess I can cat /proc/cpuinfo to see if it is working as well.  As long as I can see it is working as it should, I'm not going to worry about checking it much.  I use gkrellm to monitor my stuff.  I do check Ksysguard at times tho.  Right now, I'm waiting on a new fan for my CPU.  I noticed when I turned the rig back on last time, it was slow to get going.  I had to give it a little push with my finger.  Since it has a lot of hours on it, I oiled it a bit to help it along temporarily and ordered a new fan.  I plan to clean the CPU cooler real good, replace the fan and upgrade the CPU all at one time.  Then the video card and hard drive stuff after that.  What I'm doing, upgrading to almost a new system.  I have a Gigabyte 970 mobo.  With the new CPU, video card, memory and such, I should get several more years unless something burns out.  Looking at newer stuff, I'm not sure it is worth building a whole new rig at this point.  Computers seem to have sort of peeked unless you spend lots of money.  I just wonder what will come next that gives a whole new generation of computing.  It seems clock speed has pretty much reached its limit or something.  Dale :-)  :-)