RFR (XXL): 8213108: Improve work distribution during remembered set scan

[Thomas Schatzl]

Hi all,

On Fri, 2019-05-24 at 14:58 +0200, Thomas Schatzl wrote:
> Hi all,
> 
>   can I have reviews for this change to the way we scan cards from
> the various heap roots (remembered sets, log buffers, hcc) during
> garbage collection to improve performance?
>
> Instead of iterating over remembered sets of all regions in the
> current collection set increment,
[...]

  let me retract this change for a bit.

While looking at another issue I found that the prediction code needs
some updates, at least regarding the naming there.

Thanks,
  Thomas