Re: basic questions on MPS

[Richard Stallman]

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  >   Can somebody explain what the
  > problem with hardware based read barriers could be?

What is a "read barrier"?

  > 3) MPS uses a mostly-copying strategy.  Copying works well for
  > short-lived objects.  For long-lived objects it's not so great.  The big
  > guys (OpenJDK, V8 etc.) switch to mark-compact or something else for
  > older generations.

Could you explain that statement a little?  "Older generations" of
what?

-- 
Dr Richard Stallman (https://stallman.org)
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)