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/*
* Copyright (c) 2004, 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP
#define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP
#include "utilities/macros.hpp"
#if INCLUDE_ALL_GCS
#include "gc_implementation/shared/adaptiveSizePolicy.hpp"
#include "gc_implementation/shared/gcPolicyCounters.hpp"
#endif // INCLUDE_ALL_GCS
// 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(uint 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;
}
};
#endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP
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