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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 "base/trace_event/memory_dump_manager.h" | 5 #include "base/trace_event/memory_dump_manager.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "base/allocator/features.h" | 10 #include "base/allocator/features.h" |
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712 // disabled (unregistered). This is to avoid taking lock while polling. | 712 // disabled (unregistered). This is to avoid taking lock while polling. |
713 for (const auto& mdpinfo : dump_providers_for_polling_) { | 713 for (const auto& mdpinfo : dump_providers_for_polling_) { |
714 uint64_t value = 0; | 714 uint64_t value = 0; |
715 mdpinfo->dump_provider->PollFastMemoryTotal(&value); | 715 mdpinfo->dump_provider->PollFastMemoryTotal(&value); |
716 *memory_total += value; | 716 *memory_total += value; |
717 } | 717 } |
718 return true; | 718 return true; |
719 } | 719 } |
720 | 720 |
721 // static | 721 // static |
722 uint32_t MemoryDumpManager::SumSizesInKbForPrefix( | |
723 const std::string& prefix, | |
724 const ProcessMemoryDump* pmd) { | |
725 uint64_t sum = 0; | |
726 for (const auto& kv : pmd->allocator_dumps()) { | |
727 if (kv.first.compare(0, prefix.length(), prefix) == 0) { | |
Primiano Tucci (use gerrit)
2017/03/22 17:19:52
as we discussed offline let's use StartsWith in st
hjd
2017/03/22 19:24:20
Done.
| |
728 sum += kv.second->GetSize(); | |
729 } | |
730 } | |
731 // Convert bytes to kilobytes. | |
Primiano Tucci (use gerrit)
2017/03/22 17:19:52
this comment should be unnecessary given the name
hjd
2017/03/22 19:24:20
Done.
| |
732 return sum / 1024; | |
733 } | |
734 | |
735 // static | |
722 void MemoryDumpManager::FinalizeDumpAndAddToTrace( | 736 void MemoryDumpManager::FinalizeDumpAndAddToTrace( |
723 std::unique_ptr<ProcessMemoryDumpAsyncState> pmd_async_state) { | 737 std::unique_ptr<ProcessMemoryDumpAsyncState> pmd_async_state) { |
724 HEAP_PROFILER_SCOPED_IGNORE; | 738 HEAP_PROFILER_SCOPED_IGNORE; |
725 DCHECK(pmd_async_state->pending_dump_providers.empty()); | 739 DCHECK(pmd_async_state->pending_dump_providers.empty()); |
726 const uint64_t dump_guid = pmd_async_state->req_args.dump_guid; | 740 const uint64_t dump_guid = pmd_async_state->req_args.dump_guid; |
727 if (!pmd_async_state->callback_task_runner->BelongsToCurrentThread()) { | 741 if (!pmd_async_state->callback_task_runner->BelongsToCurrentThread()) { |
728 scoped_refptr<SingleThreadTaskRunner> callback_task_runner = | 742 scoped_refptr<SingleThreadTaskRunner> callback_task_runner = |
729 pmd_async_state->callback_task_runner; | 743 pmd_async_state->callback_task_runner; |
730 callback_task_runner->PostTask( | 744 callback_task_runner->PostTask( |
731 FROM_HERE, Bind(&MemoryDumpManager::FinalizeDumpAndAddToTrace, | 745 FROM_HERE, Bind(&MemoryDumpManager::FinalizeDumpAndAddToTrace, |
732 Passed(&pmd_async_state))); | 746 Passed(&pmd_async_state))); |
733 return; | 747 return; |
734 } | 748 } |
735 | 749 |
736 TRACE_EVENT_WITH_FLOW0(kTraceCategory, | 750 TRACE_EVENT_WITH_FLOW0(kTraceCategory, |
737 "MemoryDumpManager::FinalizeDumpAndAddToTrace", | 751 "MemoryDumpManager::FinalizeDumpAndAddToTrace", |
738 TRACE_ID_MANGLE(dump_guid), TRACE_EVENT_FLAG_FLOW_IN); | 752 TRACE_ID_MANGLE(dump_guid), TRACE_EVENT_FLAG_FLOW_IN); |
739 | 753 |
754 // Fill results struct. | |
Primiano Tucci (use gerrit)
2017/03/22 17:19:52
ditto about todo + bug
hjd
2017/03/22 19:24:20
Done.
| |
755 MemoryDumpCallbackResult result; | |
756 for (const auto& kv : pmd_async_state->process_dumps) { | |
Primiano Tucci (use gerrit)
2017/03/22 17:19:52
since you have the same loop below, could you make
hjd
2017/03/22 19:24:20
not really, just seemed easier while I was debuggi
| |
757 ProcessMemoryDump* process_memory_dump = kv.second.get(); | |
758 if (kv.first == kNullProcessId) { | |
759 result.chrome_dump.v8_total_kb = | |
760 SumSizesInKbForPrefix("v8/", process_memory_dump); | |
761 result.chrome_dump.malloc_total_kb = | |
762 SumSizesInKbForPrefix("malloc/", process_memory_dump); | |
Primiano Tucci (use gerrit)
2017/03/22 17:19:52
hmm I know that we discussed this offline but now
hjd
2017/03/22 19:24:20
Done.
| |
763 // partition_alloc reports sizes for both allocated_objects and | |
764 // partitions. The memory allocated_objects uses is a subset of | |
765 // the partitions memory so to avoid double counting we only | |
766 // count partitions memory. | |
767 result.chrome_dump.partition_alloc_total_kb = SumSizesInKbForPrefix( | |
768 "partition_alloc/partitions", process_memory_dump); | |
769 result.chrome_dump.blink_gc_total_kb = | |
770 SumSizesInKbForPrefix("blink_gc/", process_memory_dump); | |
771 } | |
772 } | |
773 | |
740 for (const auto& kv : pmd_async_state->process_dumps) { | 774 for (const auto& kv : pmd_async_state->process_dumps) { |
741 ProcessId pid = kv.first; // kNullProcessId for the current process. | 775 ProcessId pid = kv.first; // kNullProcessId for the current process. |
742 ProcessMemoryDump* process_memory_dump = kv.second.get(); | 776 ProcessMemoryDump* process_memory_dump = kv.second.get(); |
743 std::unique_ptr<TracedValue> traced_value(new TracedValue); | 777 std::unique_ptr<TracedValue> traced_value(new TracedValue); |
744 process_memory_dump->AsValueInto(traced_value.get()); | 778 process_memory_dump->AsValueInto(traced_value.get()); |
745 traced_value->SetString("level_of_detail", | 779 traced_value->SetString("level_of_detail", |
746 MemoryDumpLevelOfDetailToString( | 780 MemoryDumpLevelOfDetailToString( |
747 pmd_async_state->req_args.level_of_detail)); | 781 pmd_async_state->req_args.level_of_detail)); |
748 const char* const event_name = | 782 const char* const event_name = |
749 MemoryDumpTypeToString(pmd_async_state->req_args.dump_type); | 783 MemoryDumpTypeToString(pmd_async_state->req_args.dump_type); |
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961 if (iter == process_dumps.end()) { | 995 if (iter == process_dumps.end()) { |
962 std::unique_ptr<ProcessMemoryDump> new_pmd( | 996 std::unique_ptr<ProcessMemoryDump> new_pmd( |
963 new ProcessMemoryDump(session_state, dump_args)); | 997 new ProcessMemoryDump(session_state, dump_args)); |
964 iter = process_dumps.insert(std::make_pair(pid, std::move(new_pmd))).first; | 998 iter = process_dumps.insert(std::make_pair(pid, std::move(new_pmd))).first; |
965 } | 999 } |
966 return iter->second.get(); | 1000 return iter->second.get(); |
967 } | 1001 } |
968 | 1002 |
969 } // namespace trace_event | 1003 } // namespace trace_event |
970 } // namespace base | 1004 } // namespace base |
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