Date: Tue, 5 Jan 2021 22:54:56 -0500 From: Janos Dohanics <web@3dresearch.com> To: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Building from source Message-ID: <20210105225456.e221e5d051cea385c2da4a95@3dresearch.com> In-Reply-To: <316b2f6d-a4c3-1ae9-6d8b-e0fd54366251@FreeBSD.org> References: <20210104144122.2c7c054e4c95d127ee1dc116@3dresearch.com> <316b2f6d-a4c3-1ae9-6d8b-e0fd54366251@FreeBSD.org>
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On Tue, 5 Jan 2021 18:18:58 +0000 Matthew Seaman <matthew@FreeBSD.org> wrote: Thank you all for replying. > On 04/01/2021 19:41, Janos Dohanics wrote: > > > However, https://www.freebsd.org/doc/handbook/makeworld.html does > > not mention single user mode. > > That documentation is in need of updating, since the switch of the > src repo from SVN to git last month. It also still recommends > mergemaster which is (or will soon be) deprecated in HEAD and gone in > FreeBSD-13 -- you should use etcupdate instead. I have never used etcupdate(8) and only now have glanced through the man page. Looks like a lot more complicated beast than mergemaster(8) which has been very sufficient for my modest needs. > Having said that, aside from the way you checkout the sources, and > the mergester vs etcupdate thing, the procedure in the current > version of the handbook is correct. A good tutorial on etcupdate would be great. > > Should I assume that these days best practice allows rebuilding > > world/kernel without needing to boot into single user mode? > > It hasn't actually been necessary to buildworld or buildkernel in > single user mode for as long as I've been doing that, which is as far > back as FreeBSD-3.2. Nor do you need to be in single user mode to do > either the installkernel or installworld steps -- although as shown, > it can be good idea to reboot to a new kernel before upgrading to > your new world. Even that isn't entirely necessary if you're > tracking one of the -RELEASE or -STABLE branches and just using the > GENERIC kernel. That's very convenient. And being a creature of habit, makes me also a bit nostalgic... > Although if you do happen to be running on a ZFS machine, then the > recommended way to upgrade is to use the boot environments feature. > There's plenty of articles on the net about how to do that, or feel > free to ask here if this is something relevant to you. Pointers to good tutorials are always welcome! -- Janos Dohanicshelp
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