Date: Thu, 26 Sep 2024 15:37:47 +0100 From: Frank Leonhardt <freebsd-doc@fjl.co.uk> To: questions <questions@freebsd.org> Subject: Re: Manual upgrade using base.txz Message-ID: <73ea4e68084aaef706787425ab17f023@fjl.co.uk> In-Reply-To: <a53a0d18-8ed2-4341-acdf-1bca95192c6e@app.fastmail.com> References: <573b9b4c7f56702619bbb77e9a8c0a77@fjl.co.uk> <a53a0d18-8ed2-4341-acdf-1bca95192c6e@app.fastmail.com>
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On 2024-09-17 15:54, Dave Cottlehuber wrote: > On Tue, 17 Sep 2024, at 11:29, Frank Leonhardt wrote: >> Assuming you know what you're doing with configuration files /etc/, >> what would happen if you booted from a CD and simply unpacked base.txz >> over the current configuration? Let's assume it's on ZFS or UFS2. > > Yes, I do this frequently, so much that I wrote it down. It works > best with zfs and a clean boot environment. > > https://people.freebsd.org/~dch/posts/2021-02-23-sideloading-freebsd/ > > it's clearly very mad scientist experimental, expect some breakage > as you merge various things. This guide was targeted at zfs, because > boot environments are incredible at reducing the pain. > > Don't forget to keep your EFI partition / boot blocks up to date. > And something about backups, testing them. Thanks Dave. It shows I'm on the right lines. As I asked Clouds... have you any idea how far back this might work? Like dumping 14 on a ten-year-old AMD64 install? I can, of course, copy the drives and experiment if no one else has. -- ------ 25-Nov-24 My apologies to everyone who I appear to have ignored for the last few years. A procmail script was misfiling some replies to Questions to the wrong folder.
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