[Info-vax] OpenVMS.Org quick pool

Paul Sture nospam at sture.ch
Sun Aug 19 07:15:08 EDT 2012


On Sat, 18 Aug 2012 23:19:06 -0400, David Froble wrote:

> Jan-Erik Soderholm wrote:
>> 
>> Yes, since Alpha's run later versions of VMS (and Rdb) then VAX does.
>> That's enough for me.
> 
> Again, that's software, not hardware.
> 
> As an exercise, suppose that your options are emulated VAX, and emulated
> Alpha, and the emulated VAX gave better performance than the emulated
> ALpha.  Without getting into software versions, which would you prefer.

For VAX:

a) a longer history of emulators, and corresponding maturity of those 
products?

b) better hardware error reporting tools?  With the succession of Alpha 
diagnostics from DECevent to WEBES, to <I lost track somewhere>, doesn't 
VAX/VMS 7.3 represent stability here?

> That would of course raise the question of how hard would it be to get
> VMS V8.4 running on VAX, which I doubt would be feasible because of the
> 64 bit stuff.
> 
> But the question I was asking was, which HW would perform best in
> emulation on x86?  I think it is an interesting question.

I think this is where you cannot avoid the question of software and 
availability of long term support for VAX/VMS.

-- 
Paul Sture



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