From: ldo@nz.invalid   
      
   On Sun, 4 May 2025 10:22:51 -0400 (EDT), Scott Dorsey wrote:   
      
   > Lawrence D'Oliveiro   wrote:   
   >   
   >>But they do still suffer the latencies from a platform optimized for   
   >>batch rather than interactive operation, don’t they.   
   >   
   > No, this isn't 1965 any longer.  These are realtime transaction   
   > processing systems.   
      
   No, they are *batch* transaction processing systems. They have file   
   formats that still emulate the layout of punch cards.   
      
   > You _can_ run batch stuff on VM/CMS too ...   
      
   Remember what the “VM” part was for: it was a kludge because CMS wasn’t a   
   proper multiuser OS. So to work around that, each user was given their own   
   entire virtual machine.   
      
   > The ability to manage I/O load dynamically is a big deal.   
      
   Not on a modern OS like Linux, that just takes it all in its stride.   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)