Mercurial > hg > graal-compiler
diff src/share/vm/gc_implementation/shared/gcAdaptivePolicyCounters.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
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children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/gc_implementation/shared/gcAdaptivePolicyCounters.hpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,224 @@ +/* + * Copyright 2004-2005 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +// This class keeps statistical information and computes the +// size of the heap. + +class GCAdaptivePolicyCounters : public GCPolicyCounters { + protected: + PerfVariable* _eden_size_counter; + PerfVariable* _promo_size_counter; + + PerfVariable* _young_capacity_counter; + + PerfVariable* _minor_gc_cost_counter; + PerfVariable* _major_gc_cost_counter; + PerfVariable* _mutator_cost_counter; + + PerfVariable* _avg_young_live_counter; + PerfVariable* _avg_old_live_counter; + + PerfVariable* _avg_minor_pause_counter; + PerfVariable* _avg_minor_interval_counter; + +#ifdef NOT_PRODUCT + PerfVariable* _minor_pause_counter; +#endif + + PerfVariable* _change_young_gen_for_min_pauses_counter; + PerfVariable* _change_young_gen_for_throughput_counter; + PerfVariable* _change_old_gen_for_maj_pauses_counter; + PerfVariable* _change_old_gen_for_throughput_counter; + PerfVariable* _decrease_for_footprint_counter; + + PerfVariable* _minor_pause_young_slope_counter; + PerfVariable* _major_pause_old_slope_counter; + + PerfVariable* _decide_at_full_gc_counter; + + PerfVariable* _survived_counter; + PerfVariable* _promoted_counter; + + PerfVariable* _avg_survived_avg_counter; + PerfVariable* _avg_survived_dev_counter; + PerfVariable* _avg_survived_padded_avg_counter; + + PerfVariable* _survivor_overflowed_counter; + PerfVariable* _increment_tenuring_threshold_for_gc_cost_counter; + PerfVariable* _decrement_tenuring_threshold_for_gc_cost_counter; + PerfVariable* _decrement_tenuring_threshold_for_survivor_limit_counter; + + PerfVariable* _minor_collection_slope_counter; + PerfVariable* _major_collection_slope_counter; + + AdaptiveSizePolicy* _size_policy; + + inline void update_eden_size() { + size_t eden_size_in_bytes = size_policy()->calculated_eden_size_in_bytes(); + _eden_size_counter->set_value(eden_size_in_bytes); + } + + inline void update_promo_size() { + _promo_size_counter->set_value( + size_policy()->calculated_promo_size_in_bytes()); + } + + inline void update_avg_minor_pause_counter() { + _avg_minor_pause_counter->set_value((jlong) + (size_policy()->avg_minor_pause()->average() * 1000.0)); + } + inline void update_avg_minor_interval_counter() { + _avg_minor_interval_counter->set_value((jlong) + (size_policy()->avg_minor_interval()->average() * 1000.0)); + } + +#ifdef NOT_PRODUCT + inline void update_minor_pause_counter() { + _minor_pause_counter->set_value((jlong) + (size_policy()->avg_minor_pause()->last_sample() * 1000.0)); + } +#endif + inline void update_minor_gc_cost_counter() { + _minor_gc_cost_counter->set_value((jlong) + (size_policy()->minor_gc_cost() * 100.0)); + } + + inline void update_avg_young_live_counter() { + _avg_young_live_counter->set_value( + (jlong)(size_policy()->avg_young_live()->average()) + ); + } + + inline void update_avg_survived_avg_counters() { + _avg_survived_avg_counter->set_value( + (jlong)(size_policy()->_avg_survived->average()) + ); + } + inline void update_avg_survived_dev_counters() { + _avg_survived_dev_counter->set_value( + (jlong)(size_policy()->_avg_survived->deviation()) + ); + } + inline void update_avg_survived_padded_avg_counters() { + _avg_survived_padded_avg_counter->set_value( + (jlong)(size_policy()->_avg_survived->padded_average()) + ); + } + + inline void update_change_old_gen_for_throughput() { + _change_old_gen_for_throughput_counter->set_value( + size_policy()->change_old_gen_for_throughput()); + } + inline void update_change_young_gen_for_throughput() { + _change_young_gen_for_throughput_counter->set_value( + size_policy()->change_young_gen_for_throughput()); + } + inline void update_decrease_for_footprint() { + _decrease_for_footprint_counter->set_value( + size_policy()->decrease_for_footprint()); + } + + inline void update_decide_at_full_gc_counter() { + _decide_at_full_gc_counter->set_value( + size_policy()->decide_at_full_gc()); + } + + inline void update_minor_pause_young_slope_counter() { + _minor_pause_young_slope_counter->set_value( + (jlong)(size_policy()->minor_pause_young_slope() * 1000) + ); + } + + virtual void update_counters_from_policy(); + + protected: + virtual AdaptiveSizePolicy* size_policy() { return _size_policy; } + + public: + GCAdaptivePolicyCounters(const char* name, + int collectors, + int generations, + AdaptiveSizePolicy* size_policy); + + inline void update_survived(size_t survived) { + _survived_counter->set_value(survived); + } + inline void update_promoted(size_t promoted) { + _promoted_counter->set_value(promoted); + } + inline void update_young_capacity(size_t size_in_bytes) { + _young_capacity_counter->set_value(size_in_bytes); + } + + virtual void update_counters(); + + inline void update_survivor_size_counters() { + desired_survivor_size()->set_value( + size_policy()->calculated_survivor_size_in_bytes()); + } + inline void update_survivor_overflowed(bool survivor_overflowed) { + _survivor_overflowed_counter->set_value(survivor_overflowed); + } + inline void update_tenuring_threshold(int threshold) { + tenuring_threshold()->set_value(threshold); + } + inline void update_increment_tenuring_threshold_for_gc_cost() { + _increment_tenuring_threshold_for_gc_cost_counter->set_value( + size_policy()->increment_tenuring_threshold_for_gc_cost()); + } + inline void update_decrement_tenuring_threshold_for_gc_cost() { + _decrement_tenuring_threshold_for_gc_cost_counter->set_value( + size_policy()->decrement_tenuring_threshold_for_gc_cost()); + } + inline void update_decrement_tenuring_threshold_for_survivor_limit() { + _decrement_tenuring_threshold_for_survivor_limit_counter->set_value( + size_policy()->decrement_tenuring_threshold_for_survivor_limit()); + } + inline void update_change_young_gen_for_min_pauses() { + _change_young_gen_for_min_pauses_counter->set_value( + size_policy()->change_young_gen_for_min_pauses()); + } + inline void update_change_old_gen_for_maj_pauses() { + _change_old_gen_for_maj_pauses_counter->set_value( + size_policy()->change_old_gen_for_maj_pauses()); + } + + inline void update_minor_collection_slope_counter() { + _minor_collection_slope_counter->set_value( + (jlong)(size_policy()->minor_collection_slope() * 1000) + ); + } + + inline void update_major_collection_slope_counter() { + _major_collection_slope_counter->set_value( + (jlong)(size_policy()->major_collection_slope() * 1000) + ); + } + + void set_size_policy(AdaptiveSizePolicy* v) { _size_policy = v; } + + virtual GCPolicyCounters::Name kind() const { + return GCPolicyCounters::GCAdaptivePolicyCountersKind; + } +};