[Info-vax] clock problems with OpenVMS x86 on VirtualBox

[Arne Vajhøj]

On 5/13/2023 8:58 AM, Craig Ruff wrote:
> In article <kc9eeuFd1mgU1 at mid.individual.net>,
> bill  <bill.gunshannon at gmail.com> wrote:
>> Basic Unix was never an RTOS.  But there were versions that made the
>> necessary modifications to be an RTOS.  But then I guess the question
>> becomes are they still Unix.  :-)
> 
> Linux with the rt-premept feature enabled does a good job of supporting
> near real time applications. I use this at work in embedded devices.
> Sometimes you have to do things like lock a process into memory to
> prevent issues or ensure latency is met, but you get the benefit of also
> running non-real time processes to do other things like a GUI or network
> communications.

Seen from an ordinary user or programmer perspective then Linux
is Unix, but for real time characteristics I think there is a huge
difference between the Linux of today and the Unix of the 80.s

Arne