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@davidmarkclements
Created August 24, 2017 12:36
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node 23305 122461290: profile-1ms:
node`v8::String::Length() const
node`node::BufferValue::BufferValue(v8::Isolate*, v8::Local<v8::Value>)+0x79
node`node::Open(v8::FunctionCallbackInfo<v8::Value> const&)+0x199
node`v8::internal::FunctionCallbackArguments::Call(void (*)(v8::FunctionCallbackInfo<v8::Value> const&))+0x164
node`v8::internal::(anonymous namespace)::HandleApiCallHelper(v8::internal::Isolate*, v8::internal::(anonymous namespace)::BuiltinArguments<(v8::internal::BuiltinExtraArguments)3>)+0x6e5
node`v8::internal::Builtin_HandleApiCall(int, v8::internal::Object**, v8::internal::Isolate*)+0x1d1
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122461398: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122461431: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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libsystem_pthread.dylib`_pthread_lookup_thread+0x51
libsystem_pthread.dylib`pthread_kill+0x2f
node`v8::internal::SamplerThread::Run()+0x80
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
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node 23305 122461659: profile-1ms:
libsystem_kernel.dylib`__open+0xa
node`uv_fs_open+0x10d
node`node::Open(v8::FunctionCallbackInfo<v8::Value> const&)+0x2c3
node`v8::internal::FunctionCallbackArguments::Call(void (*)(v8::FunctionCallbackInfo<v8::Value> const&))+0x164
node`v8::internal::(anonymous namespace)::HandleApiCallHelper(v8::internal::Isolate*, v8::internal::(anonymous namespace)::BuiltinArguments<(v8::internal::BuiltinExtraArguments)3>)+0x6e5
node`v8::internal::Builtin_HandleApiCall(int, v8::internal::Object**, v8::internal::Isolate*)+0x1d1
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122461699: profile-1ms:
libsystem_kernel.dylib`__pthread_kill+0xa
node`v8::internal::SamplerThread::Run()+0x80
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122461712: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122461735: profile-1ms:
node`v8::internal::HMarkUnreachableBlocksPhase::MarkUnreachableBlocks()+0x88
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x26a
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122461872: profile-1ms:
node`v8::internal::HDeadCodeEliminationPhase::MarkLiveInstructions()+0x85
node`void v8::internal::HGraph::Run<v8::internal::HDeadCodeEliminationPhase>()+0x34
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x2bf
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122461872: profile-1ms:
node`void v8::internal::Heap::RightTrimFixedArray<(v8::internal::Heap::InvocationMode)1>(v8::internal::FixedArrayBase*, int)+0x272
node`v8::internal::Isolate::CaptureSimpleStackTrace(v8::internal::Handle<v8::internal::JSReceiver>, v8::internal::Handle<v8::internal::Object>)+0x145b
node`v8::internal::Isolate::CaptureAndSetSimpleStackTrace(v8::internal::Handle<v8::internal::JSReceiver>, v8::internal::Handle<v8::internal::Object>)+0x22
node`v8::internal::Runtime_CollectStackTrace(int, v8::internal::Object**, v8::internal::Isolate*)+0x21d
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122461929: profile-1ms:
libsystem_kernel.dylib`__pthread_kill+0xa
node`v8::internal::SamplerThread::Run()+0x80
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122461996: profile-1ms:
node`v8::internal::HConstant::opcode() const+0x1
node`v8::internal::HGlobalValueNumberingPhase::AnalyzeGraph()+0x4e8
node`v8::internal::HGlobalValueNumberingPhase::Run()+0x4e
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x4fa
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462009: profile-1ms:
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x90
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitLoopBody(v8::internal::IterationStatement*, v8::internal::HBasicBlock*)+0x154
node`v8::internal::HOptimizedGraphBuilder::VisitWhileStatement(v8::internal::WhileStatement*)+0x2a9
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x1194
node`v8::internal::HOptimizedGraphBuilder::HandleLiteralCompareTypeof(v8::internal::CompareOperation*, v8::internal::Expression*, v8::internal::Handle<v8::internal::String>)+0x87
node`v8::internal::HOptimizedGraphBuilder::VisitCompareOperation(v8::internal::CompareOperation*)+0x86
node`v8::internal::HOptimizedGraphBuilder::VisitLogicalExpression(v8::internal::BinaryOperation*)+0x970
node`v8::internal::HOptimizedGraphBuilder::VisitReturnStatement(v8::internal::ReturnStatement*)+0x284
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462010: profile-1ms:
node`v8::internal::Zone::New(unsigned long)+0x3f
node`v8::internal::HValue::RegisterUse(int, v8::internal::HValue*)+0xf6
node`v8::internal::HValue::SetOperandAt(int, v8::internal::HValue*)+0x18
node`v8::internal::HStoreNamedField* v8::internal::HGraphBuilder::Add<v8::internal::HStoreNamedField, v8::internal::HAllocate*, v8::internal::HObjectAccess, v8::internal::HValue*>(v8::internal::HAllocate*, v8::internal::HObjectAccess, v8::internal::HValue*)+0xfd
node`v8::internal::HOptimizedGraphBuilder::VisitCallNew(v8::internal::CallNew*)+0x5a2
node`v8::internal::HOptimizedGraphBuilder::VisitAssignment(v8::internal::Assignment*)+0x5a8
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`v8::internal::HOptimizedGraphBuilder::VisitAssignment(v8::internal::Assignment*)+0x5a8
node`v8::internal::HOptimizedGraphBuilder::HandlePropertyAssignment(v8::internal::Assignment*)+0x1dc
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x282
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
0x29f3f61060c7
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0x29f3f61c06ed
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462011: profile-1ms:
node`v8::internal::HControlInstruction::IsControlInstruction() const+0x1
node`v8::internal::LChunkBuilder::DoBasicBlock(v8::internal::HBasicBlock*, v8::internal::HBasicBlock*)+0x1d8
node`v8::internal::LChunkBuilder::Build()+0x1b7
node`v8::internal::LChunk::NewChunk(v8::internal::HGraph*)+0xe1
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x46
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462011: profile-1ms:
node`v8::internal::HBoundsCheckEliminationPhase::EliminateRedundantBoundsChecks(v8::internal::HBasicBlock*)+0x140
node`void v8::internal::HGraph::Run<v8::internal::HBoundsCheckEliminationPhase>()+0x49
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x6fa
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462011: profile-1ms:
node`v8::internal::LAllocator::ActiveToHandled(v8::internal::LiveRange*)+0x80
node`v8::internal::LAllocator::AllocateRegisters()+0x488
node`v8::internal::LAllocator::Allocate(v8::internal::LChunk*)+0x1f4
node`v8::internal::LChunk::NewChunk(v8::internal::HGraph*)+0xff
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x46
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462017: profile-1ms:
libsystem_kernel.dylib`__pthread_kill+0xa
node`v8::internal::SamplerThread::Run()+0x80
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462023: profile-1ms:
node`v8::internal::LCodeGenBase::PopulateDeoptimizationData(v8::internal::Handle<v8::internal::Code>)+0x822
node`v8::internal::LChunk::Codegen()+0xc8
node`v8::internal::OptimizedCompileJob::GenerateCode()+0x83
node`v8::internal::Compiler::FinalizeOptimizedCompileJob(v8::internal::OptimizedCompileJob*)+0x253
node`v8::internal::OptimizingCompileDispatcher::InstallOptimizedFunctions()+0x59
node`v8::internal::StackGuard::HandleInterrupts()+0x1c8
node`v8::internal::Runtime_StackGuard(int, v8::internal::Object**, v8::internal::Isolate*)+0x146
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node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
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node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462066: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
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node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
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node 23305 122462076: profile-1ms:
libsystem_kernel.dylib`__pthread_kill+0xa
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node 23305 122462195: profile-1ms:
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node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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libsystem_pthread.dylib`pthread_mutex_lock+0x7
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libsystem_pthread.dylib`_pthread_body
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node 23305 122462533: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
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node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122462569: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
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node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462603: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462683: profile-1ms:
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462683: profile-1ms:
node`v8::internal::HDeadCodeEliminationPhase::MarkLive(v8::internal::HValue*, v8::internal::ZoneList<v8::internal::HValue*>*)+0x1b9
node`v8::internal::HDeadCodeEliminationPhase::MarkLiveInstructions()+0xa0
node`void v8::internal::HGraph::Run<v8::internal::HDeadCodeEliminationPhase>()+0x34
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x780
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462795: profile-1ms:
node`std::_Rb_tree<int, std::pair<int const, v8::internal::compiler::Constant>, std::_Select1st<std::pair<int const, v8::internal::compiler::Constant> >, std::less<int>, v8::internal::zone_allocator<std::pair<int const, v8::internal::compiler::Constant> > >::_M_insert_unique(std::pair<int const, v8::internal::compiler::Constant> const&)+0x47
node`v8::internal::compiler::OperandGenerator::DefineAsConstant(v8::internal::compiler::Node*)+0x13e
node`v8::internal::compiler::InstructionSelector::VisitConstant(v8::internal::compiler::Node*)+0x1d
node`v8::internal::compiler::InstructionSelector::VisitBlock(v8::internal::compiler::BasicBlock*)+0x1a4
node`v8::internal::compiler::InstructionSelector::SelectInstructions()+0x121
node`void v8::internal::compiler::Pipeline::Run<v8::internal::compiler::InstructionSelectionPhase, v8::internal::compiler::Linkage*>(v8::internal::compiler::Linkage*)+0xff
node`v8::internal::compiler::Pipeline::ScheduleAndGenerateCode(v8::internal::compiler::CallDescriptor*)+0x571
node`v8::internal::compiler::Pipeline::GenerateCode()+0xc75
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x3eb
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
0x29f3f61060c7
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462809: profile-1ms:
node`v8::internal::CompilationInfo::closure() const+0x1
node`v8::internal::HOptimizedGraphBuilder::PropertyAccessInfo::LookupInPrototypes()+0x13
node`v8::internal::HOptimizedGraphBuilder::PropertyAccessInfo::CanAccessMonomorphic()+0x16c
node`v8::internal::HOptimizedGraphBuilder::PropertyAccessInfo::CanAccessAsMonomorphic(v8::internal::SmallMapList*)+0x1c
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x635
node`v8::internal::HOptimizedGraphBuilder::VisitCompareOperation(v8::internal::CompareOperation*)+0x286
node`v8::internal::HOptimizedGraphBuilder::VisitNot(v8::internal::UnaryOperation*)+0x196
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x1a1
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462809: profile-1ms:
node`v8::internal::HDehoistIndexComputationsPhase::Run()+0x4b
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x732
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462810: profile-1ms:
node`v8::internal::Translation::StoreStackSlot(int)+0x23
node`v8::internal::LCodeGen::WriteTranslation(v8::internal::LEnvironment*, v8::internal::Translation*)+0x44
node`v8::internal::LCodeGen::WriteTranslation(v8::internal::LEnvironment*, v8::internal::Translation*)+0x36
node`v8::internal::LCodeGen::WriteTranslation(v8::internal::LEnvironment*, v8::internal::Translation*)+0x36
node`v8::internal::LCodeGen::RegisterEnvironmentForDeoptimization(v8::internal::LEnvironment*, v8::internal::Safepoint::DeoptMode)+0xa8
node`v8::internal::LCodeGen::DeoptimizeIf(v8::internal::Condition, v8::internal::LInstruction*, v8::internal::Deoptimizer::DeoptReason, v8::internal::Deoptimizer::BailoutType)+0x40
node`v8::internal::LCodeGen::DoCheckInstanceType(v8::internal::LCheckInstanceType*)+0x274
node`v8::internal::LCodeGenBase::GenerateBody()+0x177
node`v8::internal::LCodeGen::GenerateCode()+0x60
node`v8::internal::LChunk::Codegen()+0x83
node`v8::internal::OptimizedCompileJob::GenerateCode()+0x83
node`v8::internal::Compiler::FinalizeOptimizedCompileJob(v8::internal::OptimizedCompileJob*)+0x253
node`v8::internal::OptimizingCompileDispatcher::InstallOptimizedFunctions()+0x59
node`v8::internal::Runtime_TryInstallOptimizedCode(int, v8::internal::Object**, v8::internal::Isolate*)+0x283
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462810: profile-1ms:
node`v8::internal::HTemplateControlInstruction<1, 0>::SuccessorAt(int) const
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0xbd
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462824: profile-1ms:
node`v8::internal::ScopeInfo::CallsEval()+0xd
node`v8::internal::Scope::SetDefaults(v8::internal::ScopeType, v8::internal::Scope*, v8::internal::Handle<v8::internal::ScopeInfo>, v8::internal::FunctionKind)+0x170
node`v8::internal::Scope::Scope(v8::internal::Zone*, v8::internal::Scope*, v8::internal::ScopeType, v8::internal::Handle<v8::internal::ScopeInfo>, v8::internal::AstValueFactory*)+0x266
node`v8::internal::Scope::DeserializeScopeChain(v8::internal::Isolate*, v8::internal::Zone*, v8::internal::Context*, v8::internal::Scope*)+0x443
node`v8::internal::Parser::ParseLazy(v8::internal::Isolate*, v8::internal::ParseInfo*, v8::internal::Utf16CharacterStream*)+0x14f
node`v8::internal::Parser::ParseLazy(v8::internal::Isolate*, v8::internal::ParseInfo*)+0x30b
node`v8::internal::Parser::Parse(v8::internal::ParseInfo*)+0x108
node`v8::internal::Parser::ParseStatic(v8::internal::ParseInfo*)+0x2e
node`v8::internal::Compiler::ParseAndAnalyze(v8::internal::ParseInfo*)+0xe
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0x27b
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x1194
node`v8::internal::HOptimizedGraphBuilder::VisitExpressions(v8::internal::ZoneList<v8::internal::Expression*>*)+0xca
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xc72
node`v8::internal::HOptimizedGraphBuilder::VisitConditional(v8::internal::Conditional*)+0x9c
node`v8::internal::HOptimizedGraphBuilder::VisitExpressions(v8::internal::ZoneList<v8::internal::Expression*>*)+0xca
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x4c2
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462825: profile-1ms:
node`v8::internal::HEnvironment::Initialize(v8::internal::HEnvironment const*)+0x74
node`v8::internal::HEnvironment::Initialize(v8::internal::HEnvironment const*)+0x240
node`v8::internal::HEnvironment::Initialize(v8::internal::HEnvironment const*)+0x240
node`v8::internal::HBasicBlock::RegisterPredecessor(v8::internal::HBasicBlock*)+0xfe
node`v8::internal::HBasicBlock::Goto(v8::internal::HBasicBlock*, v8::internal::SourcePosition, v8::internal::FunctionState*, bool)+0x23a
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x39a
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::BuildMonomorphicAccess(v8::internal::HOptimizedGraphBuilder::PropertyAccessInfo*, v8::internal::HValue*, v8::internal::HValue*, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, bool)+0x7c0
node`v8::internal::HOptimizedGraphBuilder::BuildNamedAccess(v8::internal::PropertyAccessType, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::Expression*, v8::internal::FeedbackVectorSlot, v8::internal::HValue*, v8::internal::Handle<v8::internal::Name>, v8::internal::HValue*, bool)+0x37b
node`v8::internal::HOptimizedGraphBuilder::BuildLoad(v8::internal::Property*, v8::internal::BailoutId)+0x21b
node`v8::internal::HOptimizedGraphBuilder::VisitProperty(v8::internal::Property*)+0x147
node`v8::internal::HOptimizedGraphBuilder::VisitAssignment(v8::internal::Assignment*)+0x683
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x282
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x1194
node`v8::internal::HOptimizedGraphBuilder::VisitExpressions(v8::internal::ZoneList<v8::internal::Expression*>*)+0xca
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xc72
node`v8::internal::HOptimizedGraphBuilder::VisitConditional(v8::internal::Conditional*)+0x9c
node`v8::internal::HOptimizedGraphBuilder::VisitExpressions(v8::internal::ZoneList<v8::internal::Expression*>*)+0xca
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0x4c2
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462825: profile-1ms:
node`v8::internal::HDeadCodeEliminationPhase::RemoveDeadInstructions()+0x76
node`void v8::internal::HGraph::Run<v8::internal::HDeadCodeEliminationPhase>()+0x3c
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x2bf
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
libsystem_pthread.dylib`thread_start+0xd
node 23305 122462826: profile-1ms:
node`v8::internal::LAllocator::ProcessInstructions(v8::internal::HBasicBlock*, v8::internal::BitVector*)+0x470
node`v8::internal::LAllocator::BuildLiveRanges()+0xcf
node`v8::internal::LAllocator::Allocate(v8::internal::LChunk*)+0x18b
node`v8::internal::LChunk::NewChunk(v8::internal::HGraph*)+0xff
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x46
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122462826: profile-1ms:
node`v8::internal::PostorderProcessor::PerformNonBacktrackingStep(v8::internal::Zone*, v8::internal::ZoneList<v8::internal::HBasicBlock*>*)+0x93
node`v8::internal::HGraph::OrderBlocks()+0x9e
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x23
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
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libsystem_pthread.dylib`_pthread_body
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node 23305 122462826: profile-1ms:
node`v8::internal::ParserBase<v8::internal::ParserTraits>::ParseFormalParameter(v8::internal::ParserFormalParameters*, v8::internal::ExpressionClassifier<v8::internal::ParserTraits>*, bool*)+0x5ae
node`v8::internal::ParserBase<v8::internal::ParserTraits>::ParseFormalParameterList(v8::internal::ParserFormalParameters*, v8::internal::ExpressionClassifier<v8::internal::ParserTraits>*, bool*)+0xb5
node`v8::internal::Parser::ParseFunctionLiteral(v8::internal::AstRawString const*, v8::internal::Scanner::Location, v8::internal::FunctionNameValidity, v8::internal::FunctionKind, int, v8::internal::FunctionLiteral::FunctionType, v8::internal::LanguageMode, bool*)+0x57e
node`v8::internal::Parser::ParseLazy(v8::internal::Isolate*, v8::internal::ParseInfo*, v8::internal::Utf16CharacterStream*)+0x314
node`v8::internal::Parser::ParseLazy(v8::internal::Isolate*, v8::internal::ParseInfo*)+0x30b
node`v8::internal::Parser::Parse(v8::internal::ParseInfo*)+0x108
node`v8::internal::Parser::ParseStatic(v8::internal::ParseInfo*)+0x2e
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x642
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462827: profile-1ms:
libsystem_platform.dylib`_platform_memmove$VARIANT$Haswell+0x12c
node`v8::internal::GvnBasicBlockState::Initialize(v8::internal::HBasicBlock*, v8::internal::HInstructionMap*, v8::internal::HSideEffectMap*, bool, v8::internal::Zone*)+0xa3
node`v8::internal::GvnBasicBlockState::next_dominated(v8::internal::Zone*)+0x86
node`v8::internal::HGlobalValueNumberingPhase::AnalyzeGraph()+0x682
node`v8::internal::HGlobalValueNumberingPhase::Run()+0x4e
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x4fa
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
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node 23305 122462827: profile-1ms:
node`v8::internal::HValue::Canonicalize()
node`v8::internal::HGraph::Optimize(v8::internal::BailoutReason*)+0x494
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x39
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
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node 23305 122462827: profile-1ms:
node`v8::internal::LCodeGen::DoInstructionGap(v8::internal::LInstructionGap*)+0x36
node`v8::internal::LCodeGenBase::GenerateBody()+0x177
node`v8::internal::LCodeGen::GenerateCode()+0x60
node`v8::internal::LChunk::Codegen()+0x83
node`v8::internal::OptimizedCompileJob::GenerateCode()+0x83
node`v8::internal::Compiler::FinalizeOptimizedCompileJob(v8::internal::OptimizedCompileJob*)+0x253
node`v8::internal::OptimizingCompileDispatcher::InstallOptimizedFunctions()+0x59
node`v8::internal::Runtime_TryInstallOptimizedCode(int, v8::internal::Object**, v8::internal::Isolate*)+0x283
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462828: profile-1ms:
node`v8::internal::LTemplateInstruction<0, 2, 1>::TempAt(int)
node`v8::internal::LAllocator::MeetRegisterConstraints()+0xf6
node`v8::internal::LAllocator::Allocate(v8::internal::LChunk*)+0x107
node`v8::internal::LChunk::NewChunk(v8::internal::HGraph*)+0xff
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x46
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122462828: profile-1ms:
node`v8::internal::LAllocator::Define(v8::internal::LifetimePosition, v8::internal::LOperand*, v8::internal::LOperand*)+0x31
node`v8::internal::LAllocator::ProcessInstructions(v8::internal::HBasicBlock*, v8::internal::BitVector*)+0x24d
node`v8::internal::LAllocator::BuildLiveRanges()+0xcf
node`v8::internal::LAllocator::Allocate(v8::internal::LChunk*)+0x18b
node`v8::internal::LChunk::NewChunk(v8::internal::HGraph*)+0xff
node`v8::internal::OptimizedCompileJob::OptimizeGraph()+0x46
node`v8::internal::OptimizingCompileDispatcher::CompileNext(v8::internal::OptimizedCompileJob*)+0x1d
node`v8::internal::OptimizingCompileDispatcher::CompileTask::Run()+0xf4
node`v8::platform::WorkerThread::Run()+0x19
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122462841: profile-1ms:
node`v8::internal::LCodeGenBase::GenerateBody()+0x12f
node`v8::internal::LCodeGen::GenerateCode()+0x60
node`v8::internal::LChunk::Codegen()+0x83
node`v8::internal::OptimizedCompileJob::GenerateCode()+0x83
node`v8::internal::Compiler::FinalizeOptimizedCompileJob(v8::internal::OptimizedCompileJob*)+0x253
node`v8::internal::OptimizingCompileDispatcher::InstallOptimizedFunctions()+0x59
node`v8::internal::StackGuard::HandleInterrupts()+0x1c8
node`v8::internal::Runtime_StackGuard(int, v8::internal::Object**, v8::internal::Isolate*)+0x146
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122462938: profile-1ms:
node`uv__run_prepare
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
node 23305 122463111: profile-1ms:
libsystem_kernel.dylib`__pthread_kill+0xa
node`v8::internal::SamplerThread::Run()+0x80
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122463274: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122463424: profile-1ms:
libsystem_kernel.dylib`__semwait_signal+0xa
libsystem_c.dylib`usleep+0x36
node`v8::internal::SamplerThread::Run()+0x29
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122463605: profile-1ms:
node`v8::internal::SamplerThread::Run()+0x30
node`v8::base::ThreadEntry(void*)+0x57
libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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node 23305 122463628: profile-1ms:
node`v8::internal::HOptimizedGraphBuilder::LookupAndMakeLive(v8::internal::Variable*)+0x27
node`v8::internal::HOptimizedGraphBuilder::VisitVariableProxy(v8::internal::VariableProxy*)+0x7b
node`v8::internal::HOptimizedGraphBuilder::VisitNot(v8::internal::UnaryOperation*)+0x196
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x1a1
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::VisitBlock(v8::internal::Block*)+0x44c
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x348
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::TryInline(v8::internal::Handle<v8::internal::JSFunction>, int, v8::internal::HValue*, v8::internal::BailoutId, v8::internal::BailoutId, v8::internal::InliningKind, v8::internal::TailCallMode)+0xaee
node`v8::internal::HOptimizedGraphBuilder::VisitCall(v8::internal::Call*)+0xb21
node`non-virtual thunk to v8::internal::HOptimizedGraphBuilder::VisitExpressionStatement(v8::internal::ExpressionStatement*)+0x69
node`v8::internal::HOptimizedGraphBuilder::VisitIfStatement(v8::internal::IfStatement*)+0x282
node`v8::internal::HOptimizedGraphBuilder::VisitStatements(v8::internal::ZoneList<v8::internal::Statement*>*)+0x56
node`v8::internal::HOptimizedGraphBuilder::BuildGraph()+0x2fb
node`v8::internal::HGraphBuilder::CreateGraph()+0xc2
node`v8::internal::OptimizedCompileJob::CreateGraph()+0x6c9
node`v8::internal::(anonymous namespace)::GetOptimizedCode(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode, v8::internal::BailoutId, v8::internal::JavaScriptFrame*)+0x776
node`v8::internal::Compiler::CompileOptimized(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ConcurrencyMode)+0x32
node`v8::internal::Runtime_CompileOptimized_Concurrent(int, v8::internal::Object**, v8::internal::Isolate*)+0x281
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node`v8::internal::(anonymous namespace)::Invoke(v8::internal::Isolate*, bool, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*, v8::internal::Handle<v8::internal::Object>)+0x19a
node`v8::internal::Execution::Call(v8::internal::Isolate*, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::Object>, int, v8::internal::Handle<v8::internal::Object>*)+0x153
node`v8::Function::Call(v8::Local<v8::Context>, v8::Local<v8::Value>, int, v8::Local<v8::Value>*)+0x1d9
node`node::AsyncWrap::MakeCallback(v8::Local<v8::Function>, int, v8::Local<v8::Value>*)+0x25e
node`node::TimerWrap::OnTimeout(uv_timer_s*)+0x7f
node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
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node 23305 122463629: profile-1ms:
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node 23305 122465000: profile-1ms:
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node 23305 122465050: profile-1ms:
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node 23305 122465143: profile-1ms:
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node`uv__run_timers+0x26
node`uv_run+0x244
node`node::Start(int, char**)+0x2e1
node`start+0x34
node`0x8
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node 23305 122465197: profile-1ms:
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libsystem_pthread.dylib`_pthread_body+0xb4
libsystem_pthread.dylib`_pthread_body
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