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src/hotspot/share/gc/g1/g1YoungGenSizer.cpp

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*** 21,67 **** * questions. * */ #include "precompiled.hpp" ! #include "gc/g1/g1Arguments.hpp" #include "gc/g1/g1HeterogeneousHeapYoungGenSizer.hpp" #include "gc/g1/g1YoungGenSizer.hpp" #include "gc/g1/heapRegion.hpp" #include "logging/log.hpp" G1YoungGenSizer::G1YoungGenSizer() : _sizer_kind(SizerDefaults), ! _use_adaptive_sizing(true), _min_desired_young_length(0), _max_desired_young_length(0) { if (FLAG_IS_CMDLINE(NewRatio)) { if (FLAG_IS_CMDLINE(NewSize) || FLAG_IS_CMDLINE(MaxNewSize)) { log_warning(gc, ergo)("-XX:NewSize and -XX:MaxNewSize override -XX:NewRatio"); } else { _sizer_kind = SizerNewRatio; ! _use_adaptive_sizing = false; return; } } if (NewSize > MaxNewSize) { if (FLAG_IS_CMDLINE(MaxNewSize)) { log_warning(gc, ergo)("NewSize (" SIZE_FORMAT "k) is greater than the MaxNewSize (" SIZE_FORMAT "k). " "A new max generation size of " SIZE_FORMAT "k will be used.", NewSize/K, MaxNewSize/K, NewSize/K); } ! FLAG_SET_ERGO(MaxNewSize, NewSize); } if (FLAG_IS_CMDLINE(NewSize)) { _min_desired_young_length = MAX2((uint) (NewSize / HeapRegion::GrainBytes), 1U); if (FLAG_IS_CMDLINE(MaxNewSize)) { _max_desired_young_length = MAX2((uint) (MaxNewSize / HeapRegion::GrainBytes), 1U); _sizer_kind = SizerMaxAndNewSize; ! _use_adaptive_sizing = _min_desired_young_length != _max_desired_young_length; } else { _sizer_kind = SizerNewSizeOnly; } } else if (FLAG_IS_CMDLINE(MaxNewSize)) { _max_desired_young_length = --- 21,67 ---- * questions. * */ #include "precompiled.hpp" ! #include "gc/g1/g1CollectorPolicy.hpp" #include "gc/g1/g1HeterogeneousHeapYoungGenSizer.hpp" #include "gc/g1/g1YoungGenSizer.hpp" #include "gc/g1/heapRegion.hpp" #include "logging/log.hpp" G1YoungGenSizer::G1YoungGenSizer() : _sizer_kind(SizerDefaults), ! _adaptive_size(true), _min_desired_young_length(0), _max_desired_young_length(0) { if (FLAG_IS_CMDLINE(NewRatio)) { if (FLAG_IS_CMDLINE(NewSize) || FLAG_IS_CMDLINE(MaxNewSize)) { log_warning(gc, ergo)("-XX:NewSize and -XX:MaxNewSize override -XX:NewRatio"); } else { _sizer_kind = SizerNewRatio; ! _adaptive_size = false; return; } } if (NewSize > MaxNewSize) { if (FLAG_IS_CMDLINE(MaxNewSize)) { log_warning(gc, ergo)("NewSize (" SIZE_FORMAT "k) is greater than the MaxNewSize (" SIZE_FORMAT "k). " "A new max generation size of " SIZE_FORMAT "k will be used.", NewSize/K, MaxNewSize/K, NewSize/K); } ! FLAG_SET_ERGO(size_t, MaxNewSize, NewSize); } if (FLAG_IS_CMDLINE(NewSize)) { _min_desired_young_length = MAX2((uint) (NewSize / HeapRegion::GrainBytes), 1U); if (FLAG_IS_CMDLINE(MaxNewSize)) { _max_desired_young_length = MAX2((uint) (MaxNewSize / HeapRegion::GrainBytes), 1U); _sizer_kind = SizerMaxAndNewSize; ! _adaptive_size = _min_desired_young_length != _max_desired_young_length; } else { _sizer_kind = SizerNewSizeOnly; } } else if (FLAG_IS_CMDLINE(MaxNewSize)) { _max_desired_young_length =
*** 119,139 **** uint result = _max_desired_young_length; recalculate_min_max_young_length(number_of_heap_regions, &temp, &result); size_t max_young_size = result * HeapRegion::GrainBytes; if (max_young_size != MaxNewSize) { ! FLAG_SET_ERGO(MaxNewSize, max_young_size); } } void G1YoungGenSizer::heap_size_changed(uint new_number_of_heap_regions) { recalculate_min_max_young_length(new_number_of_heap_regions, &_min_desired_young_length, &_max_desired_young_length); } ! G1YoungGenSizer* G1YoungGenSizer::create_gen_sizer() { ! if (G1Arguments::is_heterogeneous_heap()) { return new G1HeterogeneousHeapYoungGenSizer(); } else { return new G1YoungGenSizer(); } } --- 119,139 ---- uint result = _max_desired_young_length; recalculate_min_max_young_length(number_of_heap_regions, &temp, &result); size_t max_young_size = result * HeapRegion::GrainBytes; if (max_young_size != MaxNewSize) { ! FLAG_SET_ERGO(size_t, MaxNewSize, max_young_size); } } void G1YoungGenSizer::heap_size_changed(uint new_number_of_heap_regions) { recalculate_min_max_young_length(new_number_of_heap_regions, &_min_desired_young_length, &_max_desired_young_length); } ! G1YoungGenSizer* G1YoungGenSizer::create_gen_sizer(G1CollectorPolicy* policy) { ! if (policy->is_heterogeneous_heap()) { return new G1HeterogeneousHeapYoungGenSizer(); } else { return new G1YoungGenSizer(); } }
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