PMI memory on an -11/93 (Was: Installing an operating system on an 11/83)

Bill Gunshannon bill.gunshannon at hotmail.com
Tue Feb 22 12:07:12 CST 2022


On 2/22/22 12:55, Noel Chiappa via cctalk wrote:
>      > From: Bill Gunshannon
> 
>      > Just wish I could get some PMI memory for that 93.
> 
> ?? The KDJ11-E in the -11/93 comes with a minimum of 2MB on the CPU card.
> That's enough for almost 16 maximum-sized processes (assuming they aren't
> sharing program texts - almost double that, if they are). Does one really
> need more than that for vintage retro use?
> 
> Besides, the on-board memory operates at full speed (same as cache memory on
> the KDJ11-B); even if you added PMI memory, the KDJ11-E has no cache, so it
> would be a _lot_ slower than the on-board memory.
> 
> 	Noel
> 
> PS: Can people _please_ trim messages they are replying to, so we don't all
> have to scroll down past a bunch of irrelevant drek? Thank you.


One can never have too much memory.  Especially on these old systems
that had limited memory at best.  :-)

bill


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