From owner-freebsd-questions@freebsd.org Mon Sep 16 12:39:36 2019 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 47384FF663 for ; Mon, 16 Sep 2019 12:39:36 +0000 (UTC) (envelope-from freebsd@edvax.de) Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "mout.kundenserver.de", Issuer "TeleSec ServerPass Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46X5RB4wPMz4b6J for ; Mon, 16 Sep 2019 12:39:34 +0000 (UTC) (envelope-from freebsd@edvax.de) Received: from r56.edvax.de ([178.8.38.125]) by mrelayeu.kundenserver.de (mreue011 [212.227.15.167]) with ESMTPA (Nemesis) id 1MkYLW-1iWIYB12JK-00m23A; Mon, 16 Sep 2019 14:39:29 +0200 Date: Mon, 16 Sep 2019 14:39:28 +0200 From: Polytropon To: vm finance Cc: freebsd-questions@freebsd.org Subject: Re: rebuilding from latest and kernel versions Message-Id: <20190916143928.5a65a188.freebsd@edvax.de> In-Reply-To: References: Reply-To: Polytropon Organization: EDVAX X-Mailer: Sylpheed 3.1.1 (GTK+ 2.24.5; 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RCVD_COUNT_TWO(0.00)[2]; IP_SCORE(0.66)[ip: (2.57), ipnet: 212.227.0.0/16(-1.38), asn: 8560(2.14), country: DE(-0.01)] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Sep 2019 12:39:36 -0000 On Mon, 16 Sep 2019 02:25:18 -0700, vm finance wrote: > Hello, > > I downloaded pre-built VM image of FreeBSD 12.0 STABLE from osboxes.org and > using that vmdk, I was able to get FreeBSD running under VMPlayer. > Kernel version (uname -a): > FreeBSD osboxes 12.0-RELEASE FreeBSD 12.0-RELEASE r341666 GENERIC amd64 > > I wanted to try latest TCP code so downloaded latest codebase on this VM: > > *svn co svn://svn.freebsd.org/base/head /usr/src* > > built a new kernel: > cd /usr/src; > > make buildworld buildkernel > > make installkernel > > reboot Sidenote: Have a look at the comment header of /usr/src/Makefile where you will find the correct order of commands to do a successful source-based update. > After reboot, kernel version is still the same, except its has osboxes.org: > > FreeBSD 12.0-RELEASE FreeBSD 12.0-RELEASE r341666 GENERIC amd64. > > > Questions: > > 1. kernel version (r341666) hasn't changed after building latest...is > that expected? That is at least possible. The kernel version returned of "uname -a" will only change when the _kernel_ changed, not when something in the OS has been patched. Use "freebsd-version" to find out more. The information in "uname -a" should contain the version timestamp and your kernel configuration filename if you did build yourself. > 2. Is it possible to label it differently and allow bootloader to pick > latest vs 12.0 published kernel? Yes, you can specify a custom kernel in /boot/loader.conf: kernel="kernel.prev" # where you saved your previous kernel bootfile="kernel" # should work -> /boot/kernel.prev/kernel kernel_options="" # if needed See "man 5 loader.conf" and /boot/defaults/loader.conf for details. -- Polytropon Magdeburg, Germany Happy FreeBSD user since 4.0 Andra moi ennepe, Mousa, ...