On Mon, Jan 31, 2022 at 4:43 PM Noel Chiappa via cctalk < cctalk@classiccmp.org> wrote:
> > From: Paul Koning > > > When did Unix first get partitions? > > 'Partitions' the mechanism, or partitions the term for the mechanism? > > The former appeared about V5: > > https://minnie.tuhs.org/cgi-bin/utree.pl?file=V5/usr/sys/dmr/rp.c > > when an RP03 was added; pre-V7, UNIX filesystems were limited to 2^16 > blocks, > so the 406*10*20 blocks of an RP03 had to be split up into partitions > (called > 'sections' or 'pseudo-disks' in the documentation) to make all of it > useable. > > The latter? No idea... > In the Unix V5 rp(4) man page the term "sections" is used. See page 222 of https://www.tuhs.org/Archive/Distributions/Research/Dennis_v5/v5man.pdf In "Setting Up Unix - Sixth Edition" the term "partitions" is used, although the rp(4) man page still used "sections" in V6 and V7. See https://www.tuhs.org/cgi-bin/utree.pl?file=V6/usr/doc/start/start -ken