Mercurial > hg > graal-jvmci-8
annotate src/share/vm/gc_implementation/shared/gcTrace.cpp @ 20190:0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
Reviewed-by: jwilhelm, ehelin, tschatzl
| author | brutisso |
|---|---|
| date | Thu, 19 Jun 2014 13:31:14 +0200 |
| parents | 9fdaa79b0c27 |
| children |
| 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" |
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28 #include "gc_implementation/shared/gcId.hpp" |
| 10405 | 29 #include "gc_implementation/shared/gcTimer.hpp" |
| 30 #include "gc_implementation/shared/gcTrace.hpp" | |
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31 #include "gc_implementation/shared/objectCountEventSender.hpp" |
| 10405 | 32 #include "memory/heapInspection.hpp" |
| 33 #include "memory/referenceProcessorStats.hpp" | |
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34 #include "runtime/os.hpp" |
| 10405 | 35 #include "utilities/globalDefinitions.hpp" |
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36 #include "utilities/ticks.inline.hpp" |
| 10405 | 37 |
| 38 #if INCLUDE_ALL_GCS | |
| 39 #include "gc_implementation/g1/evacuationInfo.hpp" | |
| 40 #endif | |
| 41 | |
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42 #define assert_unset_gc_id() assert(_shared_gc_info.gc_id().is_undefined(), "GC already started?") |
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43 #define assert_set_gc_id() assert(!_shared_gc_info.gc_id().is_undefined(), "GC not started?") |
| 10405 | 44 |
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45 void GCTracer::report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp) { |
| 10405 | 46 assert_unset_gc_id(); |
| 47 | |
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48 GCId gc_id = GCId::create(); |
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49 _shared_gc_info.set_gc_id(gc_id); |
| 10405 | 50 _shared_gc_info.set_cause(cause); |
| 51 _shared_gc_info.set_start_timestamp(timestamp); | |
| 52 } | |
| 53 | |
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54 void GCTracer::report_gc_start(GCCause::Cause cause, const Ticks& timestamp) { |
| 10405 | 55 assert_unset_gc_id(); |
| 56 | |
| 57 report_gc_start_impl(cause, timestamp); | |
| 58 } | |
| 59 | |
| 60 bool GCTracer::has_reported_gc_start() const { | |
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61 return !_shared_gc_info.gc_id().is_undefined(); |
| 10405 | 62 } |
| 63 | |
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64 void GCTracer::report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 65 assert_set_gc_id(); |
| 66 | |
| 67 _shared_gc_info.set_sum_of_pauses(time_partitions->sum_of_pauses()); | |
| 68 _shared_gc_info.set_longest_pause(time_partitions->longest_pause()); | |
| 69 _shared_gc_info.set_end_timestamp(timestamp); | |
| 70 | |
| 71 send_phase_events(time_partitions); | |
| 72 send_garbage_collection_event(); | |
| 73 } | |
| 74 | |
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75 void GCTracer::report_gc_end(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 76 assert_set_gc_id(); |
| 77 | |
| 78 report_gc_end_impl(timestamp, time_partitions); | |
| 79 | |
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80 _shared_gc_info.set_gc_id(GCId::undefined()); |
| 10405 | 81 } |
| 82 | |
| 83 void GCTracer::report_gc_reference_stats(const ReferenceProcessorStats& rps) const { | |
| 84 assert_set_gc_id(); | |
| 85 | |
| 86 send_reference_stats_event(REF_SOFT, rps.soft_count()); | |
| 87 send_reference_stats_event(REF_WEAK, rps.weak_count()); | |
| 88 send_reference_stats_event(REF_FINAL, rps.final_count()); | |
| 89 send_reference_stats_event(REF_PHANTOM, rps.phantom_count()); | |
| 90 } | |
| 91 | |
| 92 #if INCLUDE_SERVICES | |
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93 class ObjectCountEventSenderClosure : public KlassInfoClosure { |
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94 const GCId _gc_id; |
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95 const double _size_threshold_percentage; |
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96 const size_t _total_size_in_words; |
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97 const Ticks _timestamp; |
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98 |
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99 public: |
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100 ObjectCountEventSenderClosure(GCId gc_id, size_t total_size_in_words, const Ticks& timestamp) : |
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101 _gc_id(gc_id), |
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102 _size_threshold_percentage(ObjectCountCutOffPercent / 100), |
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103 _total_size_in_words(total_size_in_words), |
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104 _timestamp(timestamp) |
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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, _timestamp); |
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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); | |
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131 ObjectCountEventSenderClosure event_sender(_shared_gc_info.gc_id(), cit.size_of_instances_in_words(), Ticks::now()); |
| 10405 | 132 cit.iterate(&event_sender); |
| 133 } | |
| 134 } | |
| 135 } | |
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136 #endif // INCLUDE_SERVICES |
| 10405 | 137 |
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138 void GCTracer::report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary) const { |
| 10405 | 139 assert_set_gc_id(); |
| 140 | |
| 141 send_gc_heap_summary_event(when, heap_summary); | |
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142 } |
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143 |
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144 void GCTracer::report_metaspace_summary(GCWhen::Type when, const MetaspaceSummary& summary) const { |
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145 assert_set_gc_id(); |
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146 |
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147 send_meta_space_summary_event(when, summary); |
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148 |
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149 send_metaspace_chunk_free_list_summary(when, Metaspace::NonClassType, summary.metaspace_chunk_free_list_summary()); |
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150 if (UseCompressedClassPointers) { |
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151 send_metaspace_chunk_free_list_summary(when, Metaspace::ClassType, summary.class_chunk_free_list_summary()); |
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152 } |
| 10405 | 153 } |
| 154 | |
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155 void YoungGCTracer::report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 156 assert_set_gc_id(); |
| 157 assert(_tenuring_threshold != UNSET_TENURING_THRESHOLD, "Tenuring threshold has not been reported"); | |
| 158 | |
| 159 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
| 160 send_young_gc_event(); | |
| 161 | |
| 162 _tenuring_threshold = UNSET_TENURING_THRESHOLD; | |
| 163 } | |
| 164 | |
| 165 void YoungGCTracer::report_promotion_failed(const PromotionFailedInfo& pf_info) { | |
| 166 assert_set_gc_id(); | |
| 167 | |
| 168 send_promotion_failed_event(pf_info); | |
| 169 } | |
| 170 | |
| 171 void YoungGCTracer::report_tenuring_threshold(const uint tenuring_threshold) { | |
| 172 _tenuring_threshold = tenuring_threshold; | |
| 173 } | |
| 174 | |
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175 void OldGCTracer::report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 176 assert_set_gc_id(); |
| 177 | |
| 178 GCTracer::report_gc_end_impl(timestamp, time_partitions); | |
| 179 send_old_gc_event(); | |
| 180 } | |
| 181 | |
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182 void ParallelOldTracer::report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 183 assert_set_gc_id(); |
| 184 | |
| 185 OldGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
| 186 send_parallel_old_event(); | |
| 187 } | |
| 188 | |
| 189 void ParallelOldTracer::report_dense_prefix(void* dense_prefix) { | |
| 190 assert_set_gc_id(); | |
| 191 | |
| 192 _parallel_old_gc_info.report_dense_prefix(dense_prefix); | |
| 193 } | |
| 194 | |
| 195 void OldGCTracer::report_concurrent_mode_failure() { | |
| 196 assert_set_gc_id(); | |
| 197 | |
| 198 send_concurrent_mode_failure_event(); | |
| 199 } | |
| 200 | |
| 201 #if INCLUDE_ALL_GCS | |
| 202 void G1NewTracer::report_yc_type(G1YCType type) { | |
| 203 assert_set_gc_id(); | |
| 204 | |
| 205 _g1_young_gc_info.set_type(type); | |
| 206 } | |
| 207 | |
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208 void G1NewTracer::report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions) { |
| 10405 | 209 assert_set_gc_id(); |
| 210 | |
| 211 YoungGCTracer::report_gc_end_impl(timestamp, time_partitions); | |
| 212 send_g1_young_gc_event(); | |
| 213 } | |
| 214 | |
| 215 void G1NewTracer::report_evacuation_info(EvacuationInfo* info) { | |
| 216 assert_set_gc_id(); | |
| 217 | |
| 218 send_evacuation_info_event(info); | |
| 219 } | |
| 220 | |
| 221 void G1NewTracer::report_evacuation_failed(EvacuationFailedInfo& ef_info) { | |
| 222 assert_set_gc_id(); | |
| 223 | |
| 224 send_evacuation_failed_event(ef_info); | |
| 225 ef_info.reset(); | |
| 226 } | |
| 227 #endif |