Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/shared/gcTrace.cpp @ 12054:bba234a1670e
grouped provider values/parameters into a Providers object (GRAAL-511)
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 11 Oct 2013 16:11:21 +0200 |
parents | 6aa440bc1125 |
children | 86e6d691f2e1 |
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" | |
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33 #include "runtime/os.hpp" |
10405 | 34 #include "utilities/globalDefinitions.hpp" |
35 | |
36 #if INCLUDE_ALL_GCS | |
37 #include "gc_implementation/g1/evacuationInfo.hpp" | |
38 #endif | |
39 | |
40 #define assert_unset_gc_id() assert(_shared_gc_info.id() == SharedGCInfo::UNSET_GCID, "GC already started?") | |
41 #define assert_set_gc_id() assert(_shared_gc_info.id() != SharedGCInfo::UNSET_GCID, "GC not started?") | |
42 | |
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43 static GCId GCTracer_next_gc_id = 0; |
10405 | 44 static GCId create_new_gc_id() { |
45 return GCTracer_next_gc_id++; | |
46 } | |
47 | |
48 void GCTracer::report_gc_start_impl(GCCause::Cause cause, jlong timestamp) { | |
49 assert_unset_gc_id(); | |
50 | |
51 GCId gc_id = create_new_gc_id(); | |
52 _shared_gc_info.set_id(gc_id); | |
53 _shared_gc_info.set_cause(cause); | |
54 _shared_gc_info.set_start_timestamp(timestamp); | |
55 } | |
56 | |
57 void GCTracer::report_gc_start(GCCause::Cause cause, jlong timestamp) { | |
58 assert_unset_gc_id(); | |
59 | |
60 report_gc_start_impl(cause, timestamp); | |
61 } | |
62 | |
63 bool GCTracer::has_reported_gc_start() const { | |
64 return _shared_gc_info.id() != SharedGCInfo::UNSET_GCID; | |
65 } | |
66 | |
67 void GCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
68 assert_set_gc_id(); | |
69 | |
70 _shared_gc_info.set_sum_of_pauses(time_partitions->sum_of_pauses()); | |
71 _shared_gc_info.set_longest_pause(time_partitions->longest_pause()); | |
72 _shared_gc_info.set_end_timestamp(timestamp); | |
73 | |
74 send_phase_events(time_partitions); | |
75 send_garbage_collection_event(); | |
76 } | |
77 | |
78 void GCTracer::report_gc_end(jlong timestamp, TimePartitions* time_partitions) { | |
79 assert_set_gc_id(); | |
80 | |
81 report_gc_end_impl(timestamp, time_partitions); | |
82 | |
83 _shared_gc_info.set_id(SharedGCInfo::UNSET_GCID); | |
84 } | |
85 | |
86 void GCTracer::report_gc_reference_stats(const ReferenceProcessorStats& rps) const { | |
87 assert_set_gc_id(); | |
88 | |
89 send_reference_stats_event(REF_SOFT, rps.soft_count()); | |
90 send_reference_stats_event(REF_WEAK, rps.weak_count()); | |
91 send_reference_stats_event(REF_FINAL, rps.final_count()); | |
92 send_reference_stats_event(REF_PHANTOM, rps.phantom_count()); | |
93 } | |
94 | |
95 #if INCLUDE_SERVICES | |
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96 class ObjectCountEventSenderClosure : public KlassInfoClosure { |
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97 const GCId _gc_id; |
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98 const double _size_threshold_percentage; |
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99 const size_t _total_size_in_words; |
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100 const jlong _timestamp; |
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101 |
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102 public: |
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103 ObjectCountEventSenderClosure(GCId gc_id, size_t total_size_in_words, jlong timestamp) : |
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104 _gc_id(gc_id), |
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105 _size_threshold_percentage(ObjectCountCutOffPercent / 100), |
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106 _total_size_in_words(total_size_in_words), |
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107 _timestamp(timestamp) |
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108 {} |
10405 | 109 |
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110 virtual void do_cinfo(KlassInfoEntry* entry) { |
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111 if (should_send_event(entry)) { |
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112 ObjectCountEventSender::send(entry, _gc_id, _timestamp); |
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113 } |
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114 } |
10405 | 115 |
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116 private: |
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117 bool should_send_event(const KlassInfoEntry* entry) const { |
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118 double percentage_of_heap = ((double) entry->words()) / _total_size_in_words; |
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119 return percentage_of_heap >= _size_threshold_percentage; |
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120 } |
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121 }; |
10405 | 122 |
123 void GCTracer::report_object_count_after_gc(BoolObjectClosure* is_alive_cl) { | |
124 assert_set_gc_id(); | |
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125 assert(is_alive_cl != NULL, "Must supply function to check liveness"); |
10405 | 126 |
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127 if (ObjectCountEventSender::should_send_event()) { |
10405 | 128 ResourceMark rm; |
129 | |
130 KlassInfoTable cit(false); | |
131 if (!cit.allocation_failed()) { | |
132 HeapInspection hi(false, false, false, NULL); | |
133 hi.populate_table(&cit, is_alive_cl); | |
134 | |
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135 jlong timestamp = os::elapsed_counter(); |
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136 ObjectCountEventSenderClosure event_sender(_shared_gc_info.id(), cit.size_of_instances_in_words(), timestamp); |
10405 | 137 cit.iterate(&event_sender); |
138 } | |
139 } | |
140 } | |
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141 #endif // INCLUDE_SERVICES |
10405 | 142 |
143 void GCTracer::report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const { | |
144 assert_set_gc_id(); | |
145 | |
146 send_gc_heap_summary_event(when, heap_summary); | |
147 send_meta_space_summary_event(when, meta_space_summary); | |
148 } | |
149 | |
150 void YoungGCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
151 assert_set_gc_id(); | |
152 assert(_tenuring_threshold != UNSET_TENURING_THRESHOLD, "Tenuring threshold has not been reported"); | |
153 | |
154 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
155 send_young_gc_event(); | |
156 | |
157 _tenuring_threshold = UNSET_TENURING_THRESHOLD; | |
158 } | |
159 | |
160 void YoungGCTracer::report_promotion_failed(const PromotionFailedInfo& pf_info) { | |
161 assert_set_gc_id(); | |
162 | |
163 send_promotion_failed_event(pf_info); | |
164 } | |
165 | |
166 void YoungGCTracer::report_tenuring_threshold(const uint tenuring_threshold) { | |
167 _tenuring_threshold = tenuring_threshold; | |
168 } | |
169 | |
170 void OldGCTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
171 assert_set_gc_id(); | |
172 | |
173 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
174 send_old_gc_event(); | |
175 } | |
176 | |
177 void ParallelOldTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
178 assert_set_gc_id(); | |
179 | |
180 OldGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
181 send_parallel_old_event(); | |
182 } | |
183 | |
184 void ParallelOldTracer::report_dense_prefix(void* dense_prefix) { | |
185 assert_set_gc_id(); | |
186 | |
187 _parallel_old_gc_info.report_dense_prefix(dense_prefix); | |
188 } | |
189 | |
190 void OldGCTracer::report_concurrent_mode_failure() { | |
191 assert_set_gc_id(); | |
192 | |
193 send_concurrent_mode_failure_event(); | |
194 } | |
195 | |
196 #if INCLUDE_ALL_GCS | |
197 void G1NewTracer::report_yc_type(G1YCType type) { | |
198 assert_set_gc_id(); | |
199 | |
200 _g1_young_gc_info.set_type(type); | |
201 } | |
202 | |
203 void G1NewTracer::report_gc_end_impl(jlong timestamp, TimePartitions* time_partitions) { | |
204 assert_set_gc_id(); | |
205 | |
206 YoungGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
207 send_g1_young_gc_event(); | |
208 } | |
209 | |
210 void G1NewTracer::report_evacuation_info(EvacuationInfo* info) { | |
211 assert_set_gc_id(); | |
212 | |
213 send_evacuation_info_event(info); | |
214 } | |
215 | |
216 void G1NewTracer::report_evacuation_failed(EvacuationFailedInfo& ef_info) { | |
217 assert_set_gc_id(); | |
218 | |
219 send_evacuation_failed_event(ef_info); | |
220 ef_info.reset(); | |
221 } | |
222 #endif |