hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp
--- a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp Fri Jul 18 08:25:22 2014 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,308 +0,0 @@
-/*
- * 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_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP
-#define SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP
-
-#include "gc_implementation/concurrentMarkSweep/cmsAdaptiveSizePolicy.hpp"
-#include "gc_implementation/shared/gcAdaptivePolicyCounters.hpp"
-#include "gc_implementation/shared/gcStats.hpp"
-#include "runtime/perfData.hpp"
-
-// CMSGCAdaptivePolicyCounters is a holder class for performance counters
-// that track the data and decisions for the ergonomics policy for the
-// concurrent mark sweep collector
-
-class CMSGCAdaptivePolicyCounters : public GCAdaptivePolicyCounters {
- friend class VMStructs;
-
- private:
-
- // Capacity of tenured generation recorded at the end of
- // any collection.
- PerfVariable* _cms_capacity_counter; // Make this common with PS _old_capacity
-
- // Average stop-the-world pause time for both initial and
- // remark pauses sampled at the end of the checkpointRootsFinalWork.
- PerfVariable* _avg_cms_STW_time_counter;
- // Average stop-the-world (STW) GC cost for the STW pause time
- // _avg_cms_STW_time_counter.
- PerfVariable* _avg_cms_STW_gc_cost_counter;
-
-#ifdef NOT_PRODUCT
- // These are useful to see how the most recent values of these
- // counters compare to their respective averages but
- // do not control behavior.
- PerfVariable* _initial_pause_counter;
- PerfVariable* _remark_pause_counter;
-#endif
-
- // Average of the initial marking pause for a concurrent collection.
- PerfVariable* _avg_initial_pause_counter;
- // Average of the remark pause for a concurrent collection.
- PerfVariable* _avg_remark_pause_counter;
-
- // Average for the sum of all the concurrent times per collection.
- PerfVariable* _avg_concurrent_time_counter;
- // Average for the time between the most recent end of a
- // concurrent collection and the beginning of the next
- // concurrent collection.
- PerfVariable* _avg_concurrent_interval_counter;
- // Average of the concurrent GC costs based on _avg_concurrent_time_counter
- // and _avg_concurrent_interval_counter.
- PerfVariable* _avg_concurrent_gc_cost_counter;
-
- // Average of the free space in the tenured generation at the
- // end of the sweep of the tenured generation.
- PerfVariable* _avg_cms_free_counter;
- // Average of the free space in the tenured generation at the
- // start of the sweep of the tenured generation.
- PerfVariable* _avg_cms_free_at_sweep_counter;
- // Average of the free space in the tenured generation at the
- // after any resizing of the tenured generation at the end
- // of a collection of the tenured generation.
- PerfVariable* _avg_cms_promo_counter;
-
- // Average of the mark-sweep-compact (MSC) pause time for a collection
- // of the tenured generation.
- PerfVariable* _avg_msc_pause_counter;
- // Average for the time between the most recent end of a
- // MSC collection and the beginning of the next MSC collection.
- PerfVariable* _avg_msc_interval_counter;
- // Average for the GC cost of a MSC collection based on
- // _avg_msc_pause_counter and _avg_msc_interval_counter.
- PerfVariable* _msc_gc_cost_counter;
-
- // Average of the mark-sweep (MS) pause time for a collection
- // of the tenured generation.
- PerfVariable* _avg_ms_pause_counter;
- // Average for the time between the most recent end of a
- // MS collection and the beginning of the next MS collection.
- PerfVariable* _avg_ms_interval_counter;
- // Average for the GC cost of a MS collection based on
- // _avg_ms_pause_counter and _avg_ms_interval_counter.
- PerfVariable* _ms_gc_cost_counter;
-
- // Average of the bytes promoted per minor collection.
- PerfVariable* _promoted_avg_counter;
- // Average of the deviation of the promoted average.
- PerfVariable* _promoted_avg_dev_counter;
- // Padded average of the bytes promoted per minor collection.
- PerfVariable* _promoted_padded_avg_counter;
-
- // See description of the _change_young_gen_for_maj_pauses
- // variable recently in cmsAdaptiveSizePolicy.hpp.
- PerfVariable* _change_young_gen_for_maj_pauses_counter;
-
- // See descriptions of _remark_pause_old_slope, _initial_pause_old_slope,
- // etc. variables recently in cmsAdaptiveSizePolicy.hpp.
- PerfVariable* _remark_pause_old_slope_counter;
- PerfVariable* _initial_pause_old_slope_counter;
- PerfVariable* _remark_pause_young_slope_counter;
- PerfVariable* _initial_pause_young_slope_counter;
-
- CMSAdaptiveSizePolicy* cms_size_policy() {
- assert(_size_policy->kind() ==
- AdaptiveSizePolicy::_gc_cms_adaptive_size_policy,
- "Wrong size policy");
- return (CMSAdaptiveSizePolicy*)_size_policy;
- }
-
- inline void update_avg_cms_STW_time_counter() {
- _avg_cms_STW_time_counter->set_value(
- (jlong) (cms_size_policy()->avg_cms_STW_time()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_cms_STW_gc_cost_counter() {
- _avg_cms_STW_gc_cost_counter->set_value(
- (jlong) (cms_size_policy()->avg_cms_STW_gc_cost()->average() * 100.0));
- }
-
- inline void update_avg_initial_pause_counter() {
- _avg_initial_pause_counter->set_value(
- (jlong) (cms_size_policy()->avg_initial_pause()->average() *
- (double) MILLIUNITS));
- }
-#ifdef NOT_PRODUCT
- inline void update_avg_remark_pause_counter() {
- _avg_remark_pause_counter->set_value(
- (jlong) (cms_size_policy()-> avg_remark_pause()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_initial_pause_counter() {
- _initial_pause_counter->set_value(
- (jlong) (cms_size_policy()->avg_initial_pause()->average() *
- (double) MILLIUNITS));
- }
-#endif
- inline void update_remark_pause_counter() {
- _remark_pause_counter->set_value(
- (jlong) (cms_size_policy()-> avg_remark_pause()->last_sample() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_concurrent_time_counter() {
- _avg_concurrent_time_counter->set_value(
- (jlong) (cms_size_policy()->avg_concurrent_time()->last_sample() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_concurrent_interval_counter() {
- _avg_concurrent_interval_counter->set_value(
- (jlong) (cms_size_policy()->avg_concurrent_interval()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_concurrent_gc_cost_counter() {
- _avg_concurrent_gc_cost_counter->set_value(
- (jlong) (cms_size_policy()->avg_concurrent_gc_cost()->average() * 100.0));
- }
-
- inline void update_avg_cms_free_counter() {
- _avg_cms_free_counter->set_value(
- (jlong) cms_size_policy()->avg_cms_free()->average());
- }
-
- inline void update_avg_cms_free_at_sweep_counter() {
- _avg_cms_free_at_sweep_counter->set_value(
- (jlong) cms_size_policy()->avg_cms_free_at_sweep()->average());
- }
-
- inline void update_avg_cms_promo_counter() {
- _avg_cms_promo_counter->set_value(
- (jlong) cms_size_policy()->avg_cms_promo()->average());
- }
-
- inline void update_avg_old_live_counter() {
- _avg_old_live_counter->set_value(
- (jlong)(cms_size_policy()->avg_old_live()->average())
- );
- }
-
- inline void update_avg_msc_pause_counter() {
- _avg_msc_pause_counter->set_value(
- (jlong) (cms_size_policy()->avg_msc_pause()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_msc_interval_counter() {
- _avg_msc_interval_counter->set_value(
- (jlong) (cms_size_policy()->avg_msc_interval()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_msc_gc_cost_counter() {
- _msc_gc_cost_counter->set_value(
- (jlong) (cms_size_policy()->avg_msc_gc_cost()->average() * 100.0));
- }
-
- inline void update_avg_ms_pause_counter() {
- _avg_ms_pause_counter->set_value(
- (jlong) (cms_size_policy()->avg_ms_pause()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_avg_ms_interval_counter() {
- _avg_ms_interval_counter->set_value(
- (jlong) (cms_size_policy()->avg_ms_interval()->average() *
- (double) MILLIUNITS));
- }
-
- inline void update_ms_gc_cost_counter() {
- _ms_gc_cost_counter->set_value(
- (jlong) (cms_size_policy()->avg_ms_gc_cost()->average() * 100.0));
- }
-
- inline void update_major_gc_cost_counter() {
- _major_gc_cost_counter->set_value(
- (jlong)(cms_size_policy()->cms_gc_cost() * 100.0)
- );
- }
- inline void update_mutator_cost_counter() {
- _mutator_cost_counter->set_value(
- (jlong)(cms_size_policy()->mutator_cost() * 100.0)
- );
- }
-
- inline void update_avg_promoted_avg(CMSGCStats* gc_stats) {
- _promoted_avg_counter->set_value(
- (jlong)(gc_stats->avg_promoted()->average())
- );
- }
- inline void update_avg_promoted_dev(CMSGCStats* gc_stats) {
- _promoted_avg_dev_counter->set_value(
- (jlong)(gc_stats->avg_promoted()->deviation())
- );
- }
- inline void update_avg_promoted_padded_avg(CMSGCStats* gc_stats) {
- _promoted_padded_avg_counter->set_value(
- (jlong)(gc_stats->avg_promoted()->padded_average())
- );
- }
- inline void update_remark_pause_old_slope_counter() {
- _remark_pause_old_slope_counter->set_value(
- (jlong)(cms_size_policy()->remark_pause_old_slope() * 1000)
- );
- }
- inline void update_initial_pause_old_slope_counter() {
- _initial_pause_old_slope_counter->set_value(
- (jlong)(cms_size_policy()->initial_pause_old_slope() * 1000)
- );
- }
- inline void update_remark_pause_young_slope_counter() {
- _remark_pause_young_slope_counter->set_value(
- (jlong)(cms_size_policy()->remark_pause_young_slope() * 1000)
- );
- }
- inline void update_initial_pause_young_slope_counter() {
- _initial_pause_young_slope_counter->set_value(
- (jlong)(cms_size_policy()->initial_pause_young_slope() * 1000)
- );
- }
- inline void update_change_young_gen_for_maj_pauses() {
- _change_young_gen_for_maj_pauses_counter->set_value(
- cms_size_policy()->change_young_gen_for_maj_pauses());
- }
-
- public:
- CMSGCAdaptivePolicyCounters(const char* name, int collectors, int generations,
- AdaptiveSizePolicy* size_policy);
-
- // update counters
- void update_counters();
- void update_counters(CMSGCStats* gc_stats);
- void update_counters_from_policy();
-
- inline void update_cms_capacity_counter(size_t size_in_bytes) {
- _cms_capacity_counter->set_value(size_in_bytes);
- }
-
- virtual GCPolicyCounters::Name kind() const {
- return GCPolicyCounters::CMSGCAdaptivePolicyCountersKind;
- }
-};
-
-#endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP