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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "platform/PartitionAllocMemoryDumpProvider.h" | 5 #include "platform/PartitionAllocMemoryDumpProvider.h" |
6 | 6 |
7 #include <unordered_map> | 7 #include <unordered_map> |
8 | 8 |
9 #include "base/strings/stringprintf.h" | 9 #include "base/strings/stringprintf.h" |
10 #include "base/trace_event/heap_profiler_allocation_context.h" | 10 #include "base/trace_event/heap_profiler_allocation_context.h" |
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129 return &instance; | 129 return &instance; |
130 } | 130 } |
131 | 131 |
132 bool PartitionAllocMemoryDumpProvider::OnMemoryDump( | 132 bool PartitionAllocMemoryDumpProvider::OnMemoryDump( |
133 const base::trace_event::MemoryDumpArgs& args, | 133 const base::trace_event::MemoryDumpArgs& args, |
134 base::trace_event::ProcessMemoryDump* memory_dump) { | 134 base::trace_event::ProcessMemoryDump* memory_dump) { |
135 using base::trace_event::MemoryDumpLevelOfDetail; | 135 using base::trace_event::MemoryDumpLevelOfDetail; |
136 | 136 |
137 MemoryDumpLevelOfDetail level_of_detail = args.level_of_detail; | 137 MemoryDumpLevelOfDetail level_of_detail = args.level_of_detail; |
138 if (is_heap_profiling_enabled_) { | 138 if (is_heap_profiling_enabled_) { |
139 // Overhead should always be reported, regardless of light vs. heavy. | 139 MutexLocker locker(allocation_register_mutex_); |
140 base::trace_event::TraceEventMemoryOverhead overhead; | 140 memory_dump->DumpHeapUsage(*allocation_register_, kPartitionAllocDumpName); |
141 std::unordered_map<base::trace_event::AllocationContext, | |
142 base::trace_event::AllocationMetrics> | |
143 metrics_by_context; | |
144 { | |
145 MutexLocker locker(allocation_register_mutex_); | |
146 // Dump only the overhead estimation in non-detailed dumps. | |
147 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) { | |
148 for (const auto& alloc_size : *allocation_register_) { | |
149 base::trace_event::AllocationMetrics& metrics = | |
150 metrics_by_context[alloc_size.context]; | |
151 metrics.size += alloc_size.size; | |
152 metrics.count++; | |
153 } | |
154 } | |
155 allocation_register_->EstimateTraceMemoryOverhead(&overhead); | |
156 } | |
157 memory_dump->DumpHeapUsage(metrics_by_context, overhead, "partition_alloc"); | |
158 } | 141 } |
159 | 142 |
160 PartitionStatsDumperImpl partition_stats_dumper(memory_dump, level_of_detail); | 143 PartitionStatsDumperImpl partition_stats_dumper(memory_dump, level_of_detail); |
161 | 144 |
162 base::trace_event::MemoryAllocatorDump* partitions_dump = | 145 base::trace_event::MemoryAllocatorDump* partitions_dump = |
163 memory_dump->CreateAllocatorDump(base::StringPrintf( | 146 memory_dump->CreateAllocatorDump(base::StringPrintf( |
164 "%s/%s", kPartitionAllocDumpName, kPartitionsDumpName)); | 147 "%s/%s", kPartitionAllocDumpName, kPartitionsDumpName)); |
165 | 148 |
166 // This method calls memoryStats.partitionsDumpBucketStats with memory | 149 // This method calls memoryStats.partitionsDumpBucketStats with memory |
167 // statistics. | 150 // statistics. |
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217 allocation_register_->Insert(address, size, context); | 200 allocation_register_->Insert(address, size, context); |
218 } | 201 } |
219 | 202 |
220 void PartitionAllocMemoryDumpProvider::Remove(void* address) { | 203 void PartitionAllocMemoryDumpProvider::Remove(void* address) { |
221 MutexLocker locker(allocation_register_mutex_); | 204 MutexLocker locker(allocation_register_mutex_); |
222 if (allocation_register_) | 205 if (allocation_register_) |
223 allocation_register_->Remove(address); | 206 allocation_register_->Remove(address); |
224 } | 207 } |
225 | 208 |
226 } // namespace blink | 209 } // namespace blink |
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