hotspot/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp
changeset 28832 4c2704386850
parent 28483 76dc30e48a6e
child 29465 7c6ad4acdb78
equal deleted inserted replaced
28831:454224c7e3ba 28832:4c2704386850
   137 
   137 
   138   _eden_cset_region_length(0),
   138   _eden_cset_region_length(0),
   139   _survivor_cset_region_length(0),
   139   _survivor_cset_region_length(0),
   140   _old_cset_region_length(0),
   140   _old_cset_region_length(0),
   141 
   141 
       
   142   _sigma(G1ConfidencePercent / 100.0),
       
   143 
   142   _collection_set(NULL),
   144   _collection_set(NULL),
   143   _collection_set_bytes_used_before(0),
   145   _collection_set_bytes_used_before(0),
   144 
   146 
   145   // Incremental CSet attributes
   147   // Incremental CSet attributes
   146   _inc_cset_build_state(Inactive),
   148   _inc_cset_build_state(Inactive),
   159   _recorded_survivor_tail(NULL),
   161   _recorded_survivor_tail(NULL),
   160   _survivors_age_table(true),
   162   _survivors_age_table(true),
   161 
   163 
   162   _gc_overhead_perc(0.0) {
   164   _gc_overhead_perc(0.0) {
   163 
   165 
   164   uintx confidence_perc = G1ConfidencePercent;
   166   // SurvRateGroups below must be initialized after '_sigma' because they
   165   // Put an artificial ceiling on this so that it's not set to a silly value.
   167   // indirectly access '_sigma' through this object passed to their constructor.
   166   if (confidence_perc > 100) {
       
   167     confidence_perc = 100;
       
   168     warning("G1ConfidencePercent is set to a value that is too large, "
       
   169             "it's been updated to %u", confidence_perc);
       
   170   }
       
   171   // '_sigma' must be initialized before the SurvRateGroups below because they
       
   172   // indirecty access '_sigma' trough the 'this' pointer in their constructor.
       
   173   _sigma = (double) confidence_perc / 100.0;
       
   174 
       
   175   _short_lived_surv_rate_group =
   168   _short_lived_surv_rate_group =
   176     new SurvRateGroup(this, "Short Lived", G1YoungSurvRateNumRegionsSummary);
   169     new SurvRateGroup(this, "Short Lived", G1YoungSurvRateNumRegionsSummary);
   177   _survivor_surv_rate_group =
   170   _survivor_surv_rate_group =
   178     new SurvRateGroup(this, "Survivor", G1YoungSurvRateNumRegionsSummary);
   171     new SurvRateGroup(this, "Survivor", G1YoungSurvRateNumRegionsSummary);
   179 
   172