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src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.cpp@8f07aa079343 (annotated)

src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.cpp

Fri, 01 Nov 2013 17:09:38 +0100

author

jwilhelm

date

Fri, 01 Nov 2013 17:09:38 +0100

changeset 6085

8f07aa079343

parent 2314

f95d63e2154a

child 6876

710a3c8b516e

permissions

-rw-r--r--

8016309: assert(eden_size > 0 && survivor_size > 0) failed: just checking
7057939: jmap shows MaxNewSize=4GB when Java is using parallel collector
Summary: Major cleanup of the collectorpolicy classes
Reviewed-by: tschatzl, jcoomes

duke@435	1	/*
stefank@2314	2	* Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp"
stefank@2314	27	#include "memory/resourceArea.hpp"
duke@435	28
duke@435	29	CMSGCAdaptivePolicyCounters::CMSGCAdaptivePolicyCounters(const char* name_arg,
duke@435	30	int collectors,
duke@435	31	int generations,
duke@435	32	AdaptiveSizePolicy* size_policy_arg)
duke@435	33	: GCAdaptivePolicyCounters(name_arg,
duke@435	34	collectors,
duke@435	35	generations,
duke@435	36	size_policy_arg) {
duke@435	37	if (UsePerfData) {
duke@435	38	EXCEPTION_MARK;
duke@435	39	ResourceMark rm;
duke@435	40
duke@435	41	const char* cname =
duke@435	42	PerfDataManager::counter_name(name_space(), "cmsCapacity");
duke@435	43	_cms_capacity_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	44	PerfData::U_Bytes, (jlong) OldSize, CHECK);
duke@435	45	#ifdef NOT_PRODUCT
duke@435	46	cname =
duke@435	47	PerfDataManager::counter_name(name_space(), "initialPause");
duke@435	48	_initial_pause_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	49	PerfData::U_Ticks,
duke@435	50	(jlong) cms_size_policy()->avg_initial_pause()->last_sample(),
duke@435	51	CHECK);
duke@435	52
duke@435	53	cname = PerfDataManager::counter_name(name_space(), "remarkPause");
duke@435	54	_remark_pause_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	55	PerfData::U_Ticks,
duke@435	56	(jlong) cms_size_policy()->avg_remark_pause()->last_sample(),
duke@435	57	CHECK);
duke@435	58	#endif
duke@435	59	cname =
duke@435	60	PerfDataManager::counter_name(name_space(), "avgInitialPause");
duke@435	61	_avg_initial_pause_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	62	PerfData::U_Ticks,
duke@435	63	(jlong) cms_size_policy()->avg_initial_pause()->average(),
duke@435	64	CHECK);
duke@435	65
duke@435	66	cname = PerfDataManager::counter_name(name_space(), "avgRemarkPause");
duke@435	67	_avg_remark_pause_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	68	PerfData::U_Ticks,
duke@435	69	(jlong) cms_size_policy()->avg_remark_pause()->average(),
duke@435	70	CHECK);
duke@435	71
duke@435	72	cname = PerfDataManager::counter_name(name_space(), "avgSTWGcCost");
duke@435	73	_avg_cms_STW_gc_cost_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	74	cname,
duke@435	75	PerfData::U_Ticks,
duke@435	76	(jlong) cms_size_policy()->avg_cms_STW_gc_cost()->average(),
duke@435	77	CHECK);
duke@435	78
duke@435	79	cname = PerfDataManager::counter_name(name_space(), "avgSTWTime");
duke@435	80	_avg_cms_STW_time_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	81	cname,
duke@435	82	PerfData::U_Ticks,
duke@435	83	(jlong) cms_size_policy()->avg_cms_STW_time()->average(),
duke@435	84	CHECK);
duke@435	85
duke@435	86
duke@435	87	cname = PerfDataManager::counter_name(name_space(), "avgConcurrentTime");
duke@435	88	_avg_concurrent_time_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	89	cname,
duke@435	90	PerfData::U_Ticks,
duke@435	91	(jlong) cms_size_policy()->avg_concurrent_time()->average(),
duke@435	92	CHECK);
duke@435	93
duke@435	94	cname =
duke@435	95	PerfDataManager::counter_name(name_space(), "avgConcurrentInterval");
duke@435	96	_avg_concurrent_interval_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	97	cname,
duke@435	98	PerfData::U_Ticks,
duke@435	99	(jlong) cms_size_policy()->avg_concurrent_interval()->average(),
duke@435	100	CHECK);
duke@435	101
duke@435	102	cname = PerfDataManager::counter_name(name_space(), "avgConcurrentGcCost");
duke@435	103	_avg_concurrent_gc_cost_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	104	cname,
duke@435	105	PerfData::U_Ticks,
duke@435	106	(jlong) cms_size_policy()->avg_concurrent_gc_cost()->average(),
duke@435	107	CHECK);
duke@435	108
duke@435	109	cname = PerfDataManager::counter_name(name_space(), "avgCMSFreeAtSweep");
duke@435	110	_avg_cms_free_at_sweep_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	111	cname,
duke@435	112	PerfData::U_Ticks,
duke@435	113	(jlong) cms_size_policy()->avg_cms_free_at_sweep()->average(),
duke@435	114	CHECK);
duke@435	115
duke@435	116	cname = PerfDataManager::counter_name(name_space(), "avgCMSFree");
duke@435	117	_avg_cms_free_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	118	cname,
duke@435	119	PerfData::U_Ticks,
duke@435	120	(jlong) cms_size_policy()->avg_cms_free()->average(),
duke@435	121	CHECK);
duke@435	122
duke@435	123	cname = PerfDataManager::counter_name(name_space(), "avgCMSPromo");
duke@435	124	_avg_cms_promo_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	125	cname,
duke@435	126	PerfData::U_Ticks,
duke@435	127	(jlong) cms_size_policy()->avg_cms_promo()->average(),
duke@435	128	CHECK);
duke@435	129
duke@435	130	cname = PerfDataManager::counter_name(name_space(), "avgMscPause");
duke@435	131	_avg_msc_pause_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	132	cname,
duke@435	133	PerfData::U_Ticks,
duke@435	134	(jlong) cms_size_policy()->avg_msc_pause()->average(),
duke@435	135	CHECK);
duke@435	136
duke@435	137	cname = PerfDataManager::counter_name(name_space(), "avgMscInterval");
duke@435	138	_avg_msc_interval_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	139	cname,
duke@435	140	PerfData::U_Ticks,
duke@435	141	(jlong) cms_size_policy()->avg_msc_interval()->average(),
duke@435	142	CHECK);
duke@435	143
duke@435	144	cname = PerfDataManager::counter_name(name_space(), "mscGcCost");
duke@435	145	_msc_gc_cost_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	146	cname,
duke@435	147	PerfData::U_Ticks,
duke@435	148	(jlong) cms_size_policy()->avg_msc_gc_cost()->average(),
duke@435	149	CHECK);
duke@435	150
duke@435	151	cname = PerfDataManager::counter_name(name_space(), "avgMsPause");
duke@435	152	_avg_ms_pause_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	153	cname,
duke@435	154	PerfData::U_Ticks,
duke@435	155	(jlong) cms_size_policy()->avg_ms_pause()->average(),
duke@435	156	CHECK);
duke@435	157
duke@435	158	cname = PerfDataManager::counter_name(name_space(), "avgMsInterval");
duke@435	159	_avg_ms_interval_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	160	cname,
duke@435	161	PerfData::U_Ticks,
duke@435	162	(jlong) cms_size_policy()->avg_ms_interval()->average(),
duke@435	163	CHECK);
duke@435	164
duke@435	165	cname = PerfDataManager::counter_name(name_space(), "msGcCost");
duke@435	166	_ms_gc_cost_counter = PerfDataManager::create_variable(SUN_GC,
duke@435	167	cname,
duke@435	168	PerfData::U_Ticks,
duke@435	169	(jlong) cms_size_policy()->avg_ms_gc_cost()->average(),
duke@435	170	CHECK);
duke@435	171
duke@435	172	cname = PerfDataManager::counter_name(name_space(), "majorGcCost");
duke@435	173	_major_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	174	PerfData::U_Ticks, (jlong) cms_size_policy()->cms_gc_cost(), CHECK);
duke@435	175
duke@435	176	cname = PerfDataManager::counter_name(name_space(), "avgPromotedAvg");
duke@435	177	_promoted_avg_counter =
duke@435	178	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	179	cms_size_policy()->calculated_promo_size_in_bytes(), CHECK);
duke@435	180
duke@435	181	cname = PerfDataManager::counter_name(name_space(), "avgPromotedDev");
duke@435	182	_promoted_avg_dev_counter =
duke@435	183	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	184	(jlong) 0 , CHECK);
duke@435	185
duke@435	186	cname = PerfDataManager::counter_name(name_space(), "avgPromotedPaddedAvg");
duke@435	187	_promoted_padded_avg_counter =
duke@435	188	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	189	cms_size_policy()->calculated_promo_size_in_bytes(), CHECK);
duke@435	190
duke@435	191	cname = PerfDataManager::counter_name(name_space(),
duke@435	192	"changeYoungGenForMajPauses");
duke@435	193	_change_young_gen_for_maj_pauses_counter =
duke@435	194	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Events,
duke@435	195	(jlong)0, CHECK);
duke@435	196
duke@435	197	cname = PerfDataManager::counter_name(name_space(), "remarkPauseOldSlope");
duke@435	198	_remark_pause_old_slope_counter =
duke@435	199	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	200	(jlong) cms_size_policy()->remark_pause_old_slope(), CHECK);
duke@435	201
duke@435	202	cname = PerfDataManager::counter_name(name_space(), "initialPauseOldSlope");
duke@435	203	_initial_pause_old_slope_counter =
duke@435	204	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	205	(jlong) cms_size_policy()->initial_pause_old_slope(), CHECK);
duke@435	206
duke@435	207	cname =
duke@435	208	PerfDataManager::counter_name(name_space(), "remarkPauseYoungSlope") ;
duke@435	209	_remark_pause_young_slope_counter =
duke@435	210	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	211	(jlong) cms_size_policy()->remark_pause_young_slope(), CHECK);
duke@435	212
duke@435	213	cname =
duke@435	214	PerfDataManager::counter_name(name_space(), "initialPauseYoungSlope");
duke@435	215	_initial_pause_young_slope_counter =
duke@435	216	PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
duke@435	217	(jlong) cms_size_policy()->initial_pause_young_slope(), CHECK);
duke@435	218
duke@435	219
duke@435	220	}
duke@435	221	assert(size_policy()->is_gc_cms_adaptive_size_policy(),
duke@435	222	"Wrong type of size policy");
duke@435	223	}
duke@435	224
duke@435	225	void CMSGCAdaptivePolicyCounters::update_counters() {
duke@435	226	if (UsePerfData) {
duke@435	227	GCAdaptivePolicyCounters::update_counters_from_policy();
duke@435	228	update_counters_from_policy();
duke@435	229	}
duke@435	230	}
duke@435	231
duke@435	232	void CMSGCAdaptivePolicyCounters::update_counters(CMSGCStats* gc_stats) {
duke@435	233	if (UsePerfData) {
duke@435	234	update_counters();
duke@435	235	update_promoted((size_t) gc_stats->avg_promoted()->last_sample());
duke@435	236	update_avg_promoted_avg(gc_stats);
duke@435	237	update_avg_promoted_dev(gc_stats);
duke@435	238	update_avg_promoted_padded_avg(gc_stats);
duke@435	239	}
duke@435	240	}
duke@435	241
duke@435	242	void CMSGCAdaptivePolicyCounters::update_counters_from_policy() {
duke@435	243	if (UsePerfData && (cms_size_policy() != NULL)) {
duke@435	244
duke@435	245	GCAdaptivePolicyCounters::update_counters_from_policy();
duke@435	246
duke@435	247	update_major_gc_cost_counter();
duke@435	248	update_mutator_cost_counter();
duke@435	249
duke@435	250	update_eden_size();
duke@435	251	update_promo_size();
duke@435	252
duke@435	253	// If these updates from the last_sample() work,
duke@435	254	// revise the update methods for these counters
duke@435	255	// (both here and in PS).
duke@435	256	update_survived((size_t) cms_size_policy()->avg_survived()->last_sample());
duke@435	257
duke@435	258	update_avg_concurrent_time_counter();
duke@435	259	update_avg_concurrent_interval_counter();
duke@435	260	update_avg_concurrent_gc_cost_counter();
duke@435	261	#ifdef NOT_PRODUCT
duke@435	262	update_initial_pause_counter();
duke@435	263	update_remark_pause_counter();
duke@435	264	#endif
duke@435	265	update_avg_initial_pause_counter();
duke@435	266	update_avg_remark_pause_counter();
duke@435	267
duke@435	268	update_avg_cms_STW_time_counter();
duke@435	269	update_avg_cms_STW_gc_cost_counter();
duke@435	270
duke@435	271	update_avg_cms_free_counter();
duke@435	272	update_avg_cms_free_at_sweep_counter();
duke@435	273	update_avg_cms_promo_counter();
duke@435	274
duke@435	275	update_avg_msc_pause_counter();
duke@435	276	update_avg_msc_interval_counter();
duke@435	277	update_msc_gc_cost_counter();
duke@435	278
duke@435	279	update_avg_ms_pause_counter();
duke@435	280	update_avg_ms_interval_counter();
duke@435	281	update_ms_gc_cost_counter();
duke@435	282
duke@435	283	update_avg_old_live_counter();
duke@435	284
duke@435	285	update_survivor_size_counters();
duke@435	286	update_avg_survived_avg_counters();
duke@435	287	update_avg_survived_dev_counters();
duke@435	288
duke@435	289	update_decrement_tenuring_threshold_for_gc_cost();
duke@435	290	update_increment_tenuring_threshold_for_gc_cost();
duke@435	291	update_decrement_tenuring_threshold_for_survivor_limit();
duke@435	292
duke@435	293	update_change_young_gen_for_maj_pauses();
duke@435	294
duke@435	295	update_major_collection_slope_counter();
duke@435	296	update_remark_pause_old_slope_counter();
duke@435	297	update_initial_pause_old_slope_counter();
duke@435	298	update_remark_pause_young_slope_counter();
duke@435	299	update_initial_pause_young_slope_counter();
duke@435	300
duke@435	301	update_decide_at_full_gc_counter();
duke@435	302	}
duke@435	303	}