[Info-vax] RMS record metadata, was: Re: Re; Spiralog, RMS Journaling (was Re: FREESPADRIFT)

[Stephen Hoffman]

On 2016-06-20 13:47:48 +0000, John Reagan said:

> On Monday, June 20, 2016 at 9:07:59 AM UTC-4, Stephen Hoffman wrote:
> 
>> The vast majority of OpenVMS works well.    But there are areas that 
>> need to be rethought and refactored.   Some changes — like going to a 
>> flat address space and away from the current segmented model, or 
>> yanking out RMS and its rather baroque record access processing – will 
>> never happen.   Some — such as seeing executable code in 64-bit space – 
>> seem unlikely, but might be possible.
> You can put code into P2 space today on Itanium.  Fully supported.  
> Just link with /SEGMENT=CODE=P2.  The compilers don't care.  The 
> generated code is the same.

Interesting.   (Wanders off to see what C and BASIC do with that...)

> Personally, I'd like to see that be the default in the future.  No 
> sense cluttering up your P0 space with code especially if you have data 
> structures that are still 32-bit address dependent.

Makes sense.    P0, P1 and P2 aren't anywhere near as bad as TKB.   But 
it's still the same segmented address space mess.



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