Date: Fri, 22 Oct 2021 13:37:14 +0200 From: Gary Jennejohn <gljennjohn@gmail.com> To: Julian Elischer <julian@freebsd.org> Cc: freebsd-current <freebsd-current@freebsd.org>, Julian Elischer <JULIAN@elischer.org> Subject: Re: Curious minds .. etc Message-ID: <20211022133714.6112f634@ernst.home> In-Reply-To: <853f9dd2-4a19-7267-4be5-ffa9d6c7659a@freebsd.org> References: <853f9dd2-4a19-7267-4be5-ffa9d6c7659a@freebsd.org>
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On Fri, 22 Oct 2021 01:07:47 -0700 Julian Elischer <julian@freebsd.org> wrote: > Several years ago (OK, maybe 12 years ago) I did an experiment where I unpacked a > freebsd 1.1 (or maybe 2.0?) image into a subdirectory, and after installing various > compat packagesand options and a.out support and changing MAX_PID to be 60000, I was able to > chroot to it and do a "make world". Things were stupidly fast. > > > Has anyone been able to do such a thing in recent years? One wonders what options one > would need and what the oldest Version we could run in this way was.. > Well, there's still a /usr/ports/misc/compat4x, which is the oldest version supported. So that could still work, although it's not obvious whether it will work with e.g. FBSD-14. The most recent compat version is for 12x. The good old days, when the kernel was on the order of 90kB and 256kB of memory was a lot and big disks had one or two hundred MB. -- Gary Jennejohn
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