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OpenVMS 9.2 for x86 is finally available for hobbyists

raymii.org

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Re: OpenVMS 9.2 for x86 is finally available for hobbyists

#3
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.

Re: OpenVMS 9.2 for x86 is finally available for hobbyists

#4
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.

Re: OpenVMS 9.2 for x86 is finally available for hobbyists

#8
post #6

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...

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

Re: OpenVMS 9.2 for x86 is finally available for hobbyists

#9

Finally an OS that uses all four protection rings of x86 CPUs? :)

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)

Interesting, did the VMS team publish something about the emulation? That would be interesting for my OS course...
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