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comparison src/share/vm/gc_implementation/parallelScavenge/psAdaptiveSizePolicy.hpp @ 17648:a034dc5e910b

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8028391: Make the Min/MaxHeapFreeRatio flags manageable Summary: Made the flags Min- and MaxHeapFreeRatio manageable, and implemented support for these flags in ParallelGC. Reviewed-by: sla, mgerdin, brutisso
author jwilhelm
date Wed, 29 Jan 2014 23:17:05 +0100
parents 8f07aa079343
children 52b4284cb496
comparison
equal deleted inserted replaced
17647:3d60c34b14ca 17648:a034dc5e910b
238 // called by GC algorithms. It is the responsibility of users of this 238 // called by GC algorithms. It is the responsibility of users of this
239 // policy to call these methods at the correct times! 239 // policy to call these methods at the correct times!
240 void major_collection_begin(); 240 void major_collection_begin();
241 void major_collection_end(size_t amount_live, GCCause::Cause gc_cause); 241 void major_collection_end(size_t amount_live, GCCause::Cause gc_cause);
242 242
243 //
244 void tenured_allocation(size_t size) { 243 void tenured_allocation(size_t size) {
245 _avg_pretenured->sample(size); 244 _avg_pretenured->sample(size);
246 } 245 }
247 246
248 // Accessors 247 // Accessors
249 // NEEDS_CLEANUP should use sizes.hpp 248 // NEEDS_CLEANUP should use sizes.hpp
250 249
251 size_t calculated_old_free_size_in_bytes() const { 250 static size_t calculate_free_based_on_live(size_t live, uintx ratio_as_percentage);
252 return (size_t)(_promo_size + avg_promoted()->padded_average()); 251
253 } 252 size_t calculated_old_free_size_in_bytes() const;
254 253
255 size_t average_old_live_in_bytes() const { 254 size_t average_old_live_in_bytes() const {
256 return (size_t) avg_old_live()->average(); 255 return (size_t) avg_old_live()->average();
257 } 256 }
258 257