* Re: [COFF] [TUHS] Zombified SCO comes back from the dead, brings trial back to life against IBM [not found] ` <20210402161147.GG8268@mcvoy.com> @ 2021-04-02 17:50 ` Theodore Ts'o 2021-04-02 17:54 ` Larry McVoy 0 siblings, 1 reply; 2+ messages in thread From: Theodore Ts'o @ 2021-04-02 17:50 UTC (permalink / raw) To: Larry McVoy; +Cc: TUHS main list, Josh Good On Fri, Apr 02, 2021 at 09:11:47AM -0700, Larry McVoy wrote: > > Long before Linus released Linux into the wild in 1990 for the >>386<< much > > less any other ISA, IBM had been shipping as a product AIX/370 (and AIX/PS2 > > for the 386); which we developed at Locus for them. The user-space was > > mostly System V, the kernel was based on BSD (4.1 originally) pluis a great > > deal of customization, including of course the Locus OS work, which IBM > > called TCF - the transparent computing facility. It was very cool you > > could cluster 370s and PS/2 and from >>any<< node run a program of either > > ISA. It has been well discussed in this forum, previously. > > It's really a shame that TCF didn't get more widespread usage/traction. > That's exactly what BitMover wanted to do, I wanted to scale small cheap > SMPs in a cluster with a TCF layer on it. I gave some talks about it, > it obviously went nowhere but might have if we had TCF as a starting > point. TCF was cool. (Moving this to COFF...) Out of curiousity, how was TCF different or similar to Mosix? - Ted _______________________________________________ COFF mailing list COFF@minnie.tuhs.org https://minnie.tuhs.org/cgi-bin/mailman/listinfo/coff ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [COFF] [TUHS] Zombified SCO comes back from the dead, brings trial back to life against IBM 2021-04-02 17:50 ` [COFF] [TUHS] Zombified SCO comes back from the dead, brings trial back to life against IBM Theodore Ts'o @ 2021-04-02 17:54 ` Larry McVoy 0 siblings, 0 replies; 2+ messages in thread From: Larry McVoy @ 2021-04-02 17:54 UTC (permalink / raw) To: Theodore Ts'o; +Cc: TUHS main list, Josh Good On Fri, Apr 02, 2021 at 01:50:12PM -0400, Theodore Ts'o wrote: > On Fri, Apr 02, 2021 at 09:11:47AM -0700, Larry McVoy wrote: > > > Long before Linus released Linux into the wild in 1990 for the >>386<< much > > > less any other ISA, IBM had been shipping as a product AIX/370 (and AIX/PS2 > > > for the 386); which we developed at Locus for them. The user-space was > > > mostly System V, the kernel was based on BSD (4.1 originally) pluis a great > > > deal of customization, including of course the Locus OS work, which IBM > > > called TCF - the transparent computing facility. It was very cool you > > > could cluster 370s and PS/2 and from >>any<< node run a program of either > > > ISA. It has been well discussed in this forum, previously. > > > > It's really a shame that TCF didn't get more widespread usage/traction. > > That's exactly what BitMover wanted to do, I wanted to scale small cheap > > SMPs in a cluster with a TCF layer on it. I gave some talks about it, > > it obviously went nowhere but might have if we had TCF as a starting > > point. TCF was cool. > > (Moving this to COFF...) > > Out of curiousity, how was TCF different or similar to Mosix? The thing I remember most about TCF is that it virtualized struct proc, so process pointers were like vnodes and you could move a process to a different node in the cluster and ps still saw it and could dig info out of the remote kernel. _______________________________________________ COFF mailing list COFF@minnie.tuhs.org https://minnie.tuhs.org/cgi-bin/mailman/listinfo/coff ^ permalink raw reply [flat|nested] 2+ messages in thread
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