[HN Gopher] OpenVMS 9.2 for x86 is finally available for hobbyists ___________________________________________________________________ OpenVMS 9.2 for x86 is finally available for hobbyists Author : jandeboevrie Score : 51 points Date : 2023-04-09 20:43 UTC (2 hours ago) (HTM) web link (raymii.org) (TXT) w3m dump (raymii.org) | shrubble wrote: | It's certainly a different take on operating systems... will be | interesting to see if there is any interest now that you can spin | it up as a VM on your KVM server box. Can't figure out the RAM | needed to run it from the notes I have read, however... | tyingq wrote: | From "VMS Software / Documentation / x86-64 V9.2 Installation | Guide" | | https://docs.vmssoftware.com/vsi-openvms-x86-64-v92-installa... | 1.2.1. Recommended Settings for Virtual Machines VSI | recommends that your OpenVMS virtual machine be configured | with: Memory Minimum of 6 GB Minimum | Number of CPUs: 2 | nubinetwork wrote: | Nice, I had kindof given up on thinking they would open this up, | but someone here mentioned a couple weeks ago that VMSI were | waiting on compilers or something. | | Can't wait to try this out later this week, I haven't used VMS in | years, and never had to install it... gonna be interesting. | zabzonk wrote: | i used VMS in the very early 80s, when i was working at a college | which was part of the university of london. i never cottoned on | to it - that versioning file system (obviously designed to sell | hard disks) and all that SYS$SYSTEM stuff (i mean - why?). | | and then i changed jobs somewhere else, using a dec-10, and | discovered what a really horrible OS was like. | mrlonglong wrote: | Yay! | CodeWriter23 wrote: | Does it have Rogue I mean DUNGEO ? | johndoe0815 wrote: | Finally an OS that uses all four protection rings of x86 CPUs? :) | fredoralive wrote: | It seems x86 rings don't quite work like a VAX's, so they have | to emulate them. The issues you have trying to run a Real OS on | a Toy CPU... (ducks) | johndoe0815 wrote: | Interesting, did the VMS team publish something about the | emulation? That would be interesting for my OS course... | fredoralive wrote: | The source of the bit about VMS only using 2 rings on x86 | from the Wikipedia article is | https://www.youtube.com/watch?v=U8kcfvJ1Iec , which I did | skim to check that source for what the differences were (it | seems to be around page protection between rings[1], circa | 14 minutes in). I assume it gives more information, but I | don't have time to watch more of it. | | [1] Before I checked I was under the misunderstanding that | AMD64 had just got rid of the extra rings alongside stuff | like BCD instructions, so was trying to find a source for | that. ___________________________________________________________________ (page generated 2023-04-09 23:00 UTC)