src/hotspot/share/gc/g1/g1Policy.hpp

rev 52675 : 8213890: Implementation of JEP 344: Abortable Mixed Collections for G1
Reviewed-by:
Contributed-by: erik.helin@oracle.com, stefan.johansson@oracle.com
rev 52676 : imported patch AMGC-impl
rev 52677 : imported patch AMGC-tsch-rev1
rev 52680 : imported patch AMGC-tsch-rev2

*** 399,408 ****
--- 399,416 ----
  
    AgeTable _survivors_age_table;
  
    size_t desired_survivor_size() const;
  public:
+   // Fraction used when predicting how many optional regions to include in
+   // the CSet. This fraction of the available time is used for optional regions,
+   // the rest is used to add old regions to the normal CSet.
+   double optional_prediction_fraction() { return 0.2; }
+   // Fraction used when evacuating the optional regions. This fraction of the
+   // remaining time is used to choose what regions to include in the evacuation.
+   double optional_evacuation_fraction() { return 0.75; }
+ 
    uint tenuring_threshold() const { return _tenuring_threshold; }
  
    uint max_survivor_regions() {
      return _max_survivor_regions;
    }