Mercurial > hg > graal-jvmci-8
annotate src/share/vm/gc_implementation/shared/gcTrace.cpp @ 11114:63cffb381adc
8016170: GC id variable in gcTrace.cpp should use typedef GCId
Reviewed-by: johnc, jwilhelm, jmasa
author | ehelin |
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date | Wed, 12 Jun 2013 15:50:14 +0200 |
parents | 2cbc8f3011a0 |
children | 6aa440bc1125 |
rev | line source |
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10405 | 1 /* |
2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 * | |
23 */ | |
24 | |
25 #include "precompiled.hpp" | |
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26 #include "gc_implementation/shared/copyFailedInfo.hpp" |
10405 | 27 #include "gc_implementation/shared/gcHeapSummary.hpp" |
28 #include "gc_implementation/shared/gcTimer.hpp" | |
29 #include "gc_implementation/shared/gcTrace.hpp" | |
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30 #include "gc_implementation/shared/objectCountEventSender.hpp" |
10405 | 31 #include "memory/heapInspection.hpp" |
32 #include "memory/referenceProcessorStats.hpp" | |
33 #include "utilities/globalDefinitions.hpp" | |
34 | |
35 #if INCLUDE_ALL_GCS | |
36 #include "gc_implementation/g1/evacuationInfo.hpp" | |
37 #endif | |
38 | |
39 #define assert_unset_gc_id() assert(_shared_gc_info.id() == SharedGCInfo::UNSET_GCID, "GC already started?") | |
40 #define assert_set_gc_id() assert(_shared_gc_info.id() != SharedGCInfo::UNSET_GCID, "GC not started?") | |
41 | |
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42 static GCId GCTracer_next_gc_id = 0; |
10405 | 43 static GCId create_new_gc_id() { |
44 return GCTracer_next_gc_id++; | |
45 } | |
46 | |
47 void GCTracer::report_gc_start_impl(GCCause::Cause cause, jlong timestamp) { | |
48 assert_unset_gc_id(); | |
49 | |
50 GCId gc_id = create_new_gc_id(); | |
51 _shared_gc_info.set_id(gc_id); | |
52 _shared_gc_info.set_cause(cause); | |
53 _shared_gc_info.set_start_timestamp(timestamp); | |
54 } | |
55 | |
56 void GCTracer::report_gc_start(GCCause::Cause cause, jlong timestamp) { | |
57 assert_unset_gc_id(); | |
58 | |
59 report_gc_start_impl(cause, timestamp); | |
60 } | |
61 | |
62 bool GCTracer::has_reported_gc_start() const { | |
63 return _shared_gc_info.id() != SharedGCInfo::UNSET_GCID; | |
64 } | |
65 | |
66 void GCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
67 assert_set_gc_id(); | |
68 | |
69 _shared_gc_info.set_sum_of_pauses(time_partitions->sum_of_pauses()); | |
70 _shared_gc_info.set_longest_pause(time_partitions->longest_pause()); | |
71 _shared_gc_info.set_end_timestamp(timestamp); | |
72 | |
73 send_phase_events(time_partitions); | |
74 send_garbage_collection_event(); | |
75 } | |
76 | |
77 void GCTracer::report_gc_end(jlong timestamp, TimePartitions* time_partitions) { | |
78 assert_set_gc_id(); | |
79 | |
80 report_gc_end_impl(timestamp, time_partitions); | |
81 | |
82 _shared_gc_info.set_id(SharedGCInfo::UNSET_GCID); | |
83 } | |
84 | |
85 void GCTracer::report_gc_reference_stats(const ReferenceProcessorStats& rps) const { | |
86 assert_set_gc_id(); | |
87 | |
88 send_reference_stats_event(REF_SOFT, rps.soft_count()); | |
89 send_reference_stats_event(REF_WEAK, rps.weak_count()); | |
90 send_reference_stats_event(REF_FINAL, rps.final_count()); | |
91 send_reference_stats_event(REF_PHANTOM, rps.phantom_count()); | |
92 } | |
93 | |
94 #if INCLUDE_SERVICES | |
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95 class ObjectCountEventSenderClosure : public KlassInfoClosure { |
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96 const GCId _gc_id; |
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97 const double _size_threshold_percentage; |
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98 const size_t _total_size_in_words; |
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99 |
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100 public: |
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101 ObjectCountEventSenderClosure(GCId gc_id, size_t total_size_in_words) : |
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102 _gc_id(gc_id), |
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103 _size_threshold_percentage(ObjectCountCutOffPercent / 100), |
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104 _total_size_in_words(total_size_in_words) |
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105 {} |
10405 | 106 |
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107 virtual void do_cinfo(KlassInfoEntry* entry) { |
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108 if (should_send_event(entry)) { |
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109 ObjectCountEventSender::send(entry, _gc_id); |
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110 } |
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111 } |
10405 | 112 |
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113 private: |
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114 bool should_send_event(const KlassInfoEntry* entry) const { |
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115 double percentage_of_heap = ((double) entry->words()) / _total_size_in_words; |
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116 return percentage_of_heap >= _size_threshold_percentage; |
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117 } |
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118 }; |
10405 | 119 |
120 void GCTracer::report_object_count_after_gc(BoolObjectClosure* is_alive_cl) { | |
121 assert_set_gc_id(); | |
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122 assert(is_alive_cl != NULL, "Must supply function to check liveness"); |
10405 | 123 |
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124 if (ObjectCountEventSender::should_send_event()) { |
10405 | 125 ResourceMark rm; |
126 | |
127 KlassInfoTable cit(false); | |
128 if (!cit.allocation_failed()) { | |
129 HeapInspection hi(false, false, false, NULL); | |
130 hi.populate_table(&cit, is_alive_cl); | |
131 | |
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132 ObjectCountEventSenderClosure event_sender(_shared_gc_info.id(), cit.size_of_instances_in_words()); |
10405 | 133 cit.iterate(&event_sender); |
134 } | |
135 } | |
136 } | |
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137 #endif // INCLUDE_SERVICES |
10405 | 138 |
139 void GCTracer::report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const { | |
140 assert_set_gc_id(); | |
141 | |
142 send_gc_heap_summary_event(when, heap_summary); | |
143 send_meta_space_summary_event(when, meta_space_summary); | |
144 } | |
145 | |
146 void YoungGCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
147 assert_set_gc_id(); | |
148 assert(_tenuring_threshold != UNSET_TENURING_THRESHOLD, "Tenuring threshold has not been reported"); | |
149 | |
150 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
151 send_young_gc_event(); | |
152 | |
153 _tenuring_threshold = UNSET_TENURING_THRESHOLD; | |
154 } | |
155 | |
156 void YoungGCTracer::report_promotion_failed(const PromotionFailedInfo& pf_info) { | |
157 assert_set_gc_id(); | |
158 | |
159 send_promotion_failed_event(pf_info); | |
160 } | |
161 | |
162 void YoungGCTracer::report_tenuring_threshold(const uint tenuring_threshold) { | |
163 _tenuring_threshold = tenuring_threshold; | |
164 } | |
165 | |
166 void OldGCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
167 assert_set_gc_id(); | |
168 | |
169 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
170 send_old_gc_event(); | |
171 } | |
172 | |
173 void ParallelOldTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
174 assert_set_gc_id(); | |
175 | |
176 OldGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
177 send_parallel_old_event(); | |
178 } | |
179 | |
180 void ParallelOldTracer::report_dense_prefix(void* dense_prefix) { | |
181 assert_set_gc_id(); | |
182 | |
183 _parallel_old_gc_info.report_dense_prefix(dense_prefix); | |
184 } | |
185 | |
186 void OldGCTracer::report_concurrent_mode_failure() { | |
187 assert_set_gc_id(); | |
188 | |
189 send_concurrent_mode_failure_event(); | |
190 } | |
191 | |
192 #if INCLUDE_ALL_GCS | |
193 void G1NewTracer::report_yc_type(G1YCType type) { | |
194 assert_set_gc_id(); | |
195 | |
196 _g1_young_gc_info.set_type(type); | |
197 } | |
198 | |
199 void G1NewTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
200 assert_set_gc_id(); | |
201 | |
202 YoungGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
203 send_g1_young_gc_event(); | |
204 } | |
205 | |
206 void G1NewTracer::report_evacuation_info(EvacuationInfo* info) { | |
207 assert_set_gc_id(); | |
208 | |
209 send_evacuation_info_event(info); | |
210 } | |
211 | |
212 void G1NewTracer::report_evacuation_failed(EvacuationFailedInfo& ef_info) { | |
213 assert_set_gc_id(); | |
214 | |
215 send_evacuation_failed_event(ef_info); | |
216 ef_info.reset(); | |
217 } | |
218 #endif |