From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id UjdCMZsij2B7KAAAgWs5BA (envelope-from ) for ; Mon, 03 May 2021 00:07:23 +0200 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id rQjjK5sij2BWIwAAB5/wlQ (envelope-from ) for ; Sun, 02 May 2021 22:07:23 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id ED677B993 for ; Mon, 3 May 2021 00:07:22 +0200 (CEST) Received: from localhost ([::1]:35004 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ldKFG-0003BV-5O for larch@yhetil.org; Sun, 02 May 2021 18:07:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57176) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ldKF0-0003BC-9s for help-guix@gnu.org; Sun, 02 May 2021 18:07:06 -0400 Received: from mx1.dismail.de ([78.46.223.134]:26205) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ldKEu-00089z-8F for help-guix@gnu.org; Sun, 02 May 2021 18:07:06 -0400 Received: from mx1.dismail.de (localhost [127.0.0.1]) by mx1.dismail.de (OpenSMTPD) with ESMTP id 98d023c0; Mon, 3 May 2021 00:06:56 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=dismail.de; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=20190914; bh=YN+gvRSI7PlgM/EyrY8IaeMOmIz/wB2b2a fmrBCCfB8=; b=MDW7QYqv23eZz49+dQoUgvxeAq4Dz2wSdp1TpXENBYGFKXLJRV oZbrUJXbUyELMelAQrLt+ZEOHcNvnRfRKbCHOYKXVeoJtKJ0jjndihv9Hs4GRfjK AwqH9UjtKmI2/LZPQRKTcpRXgE47IoNwGD3bx8iMYfYYZccjXYnRTMu5xg80tiv1 ntc95Ei+Nyr1nAPZqyr8cyjKpzxzltIqBW6bRFOplJiwNHiMVCkaxW54eey8EbKq IQB/Kr3QAFyaAJihEMza+WT80SPmxr9Tioz74msYJyN7vRK69r94p7gM2RpWf/Yt st4Sbwn4rtiW/Y/bHR5rIRbDNxuWwGCYJOZw== Received: from smtp2.dismail.de ( [10.240.26.12]) by mx1.dismail.de (OpenSMTPD) with ESMTP id b2642da4; Mon, 3 May 2021 00:06:56 +0200 (CEST) Received: from smtp2.dismail.de (localhost [127.0.0.1]) by smtp2.dismail.de (OpenSMTPD) with ESMTP id f979e673; Mon, 3 May 2021 00:06:56 +0200 (CEST) Received: by dismail.de (OpenSMTPD) with ESMTPSA id a21c8ce5 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO); Mon, 3 May 2021 00:06:54 +0200 (CEST) From: Joshua Branson To: Leo Famulari Cc: Mark H Weaver , help-guix@gnu.org Subject: Re: What processor features does Guix support on i686? References: <87y2cxptki.fsf@netris.org> <87a6pd5b1u.fsf@dismail.de> Mail-Followup-To: Leo Famulari , Mark H Weaver , help-guix@gnu.org Date: Sun, 02 May 2021 18:06:41 -0400 In-Reply-To: (Leo Famulari's message of "Sun, 2 May 2021 17:01:29 -0400") Message-ID: <87tunk4wpa.fsf@dismail.de> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=78.46.223.134; envelope-from=jbranso@dismail.de; helo=mx1.dismail.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1619993243; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=sfXqP5qdpD9ph1Y4qM4ThAlySJSMLrBlPjcxcq4Q9lg=; b=DPJR3mMRDOFJtdp6q7SQ/noLH5KcGoJZkv+xfFVZ2SggP6XIchwSD5Rc6yDBxgNeIjxm1D I9hrG1RyHPT7kCPnlnCURb42AHEL2IvvdjgixeWhrONesT9CjDgqoqGPuFZjJQRIQv9i58 u9c7YTo0ktPshOCs1oLfi/YA5aIDKiU2Zdxmks7xtFtfXqP4fJLPlDOMuL5gf89agMhV9G dCBlxZyM3GUiNU3Je+SUeQgKFiG0LrsEzSaLyLNOWicaLNXZPx6t02dAyWmeLz3JJGDCwz qVrAm2woIlcrydm/lVDdJMotH6V4eSr6IM81oAxBb+LSArcOvYycP14UNe0PpQ== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1619993243; a=rsa-sha256; cv=none; b=Z5mwXDARFMR4sCFrZL6BwA+iqleqlD47ROGOEm8LDf+XGQMA2HwWdIBOxCfV/FmaLtOQSQ u3QWVemOUTKFc2hQ7hPBxYhH0zZiAao3RXsuJRXK+PRZREaxnZKtQxj/7kgPt4qXSSThg3 3bi6/M2a/5116NIB85NygMKS4irMpedYdcSoelp8XfrQcZilMx3jQZuf6y4ALgN2wak2ZK fHCPjyO/tbGHIAg0YBuP8gcnwTGG+8FCE5SAkBicQLRzW5RVdrvNwH4z3pq8V/cRWVdf+g +1/6+0pTEl6DTHWsbqnvyyofFxq1Dkpb324PVzrKOyDUlTVYApXc+dBGcDtn8A== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=dismail.de header.s=20190914 header.b=MDW7QYqv; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Spam-Score: -2.16 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=dismail.de header.s=20190914 header.b=MDW7QYqv; dmarc=pass (policy=reject) header.from=dismail.de; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Queue-Id: ED677B993 X-Spam-Score: -2.16 X-Migadu-Scanner: scn0.migadu.com X-TUID: O6WomrdauSBV Leo Famulari writes: > On Sun, May 02, 2021 at 12:56:45PM -0400, Joshua Branson wrote: >> I'm kind of curious, if I were to compile my own linux kernel, and I >> could someone select a newer processor family, would that make my kernel >> a little more faster? Or would it just make my kernel image a little >> smaller? Also my laptop is a Lenovo T400. So it doesn't exactly have >> NEW features. :) > > Just to clarify, these kernel configuration options are for when one > builds the kernel for "i686-linux" (Guix parlance) or "i386" (Linux > parlance). This means 32-bit Intel-compatible. > > The T400 has a Core 2 Duo 64-bit procesor, so these options won't apply > for you. That's "x86_64-linux" or "amd64", respectively. > > However, yes, you can build a custom kernel to eke out some performance > improvements. Thanks for the response! I'm not quite so interested in building a custom kernel yet. But I think it would be cool to do one day! -- Joshua Branson (joshuaBPMan in #guix) Sent from Emacs and Gnus https://gnucode.me https://video.hardlimit.com/accounts/joshua_branson/video-channels https://propernaming.org "You can have whatever you want, as long as you help enough other people get what they want." - Zig Ziglar