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shino/physical_graph_mutex_contention.txt

Created August 5, 2016 05:46
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physical_graph_mutex_contention.txt
55.25% 54.66% java [kernel.kallsyms] [k] _raw_spin_lock
|
---_raw_spin_lock
|
|--28.10%-- futex_wait_setup
| futex_wait
| do_futex
| sys_futex
| system_call_fastpath
| |
| |--20.31%-- __lll_lock_wait
| | |
| | |--20.29%-- _L_lock_791
| | | |
| | | |--7.54%-- m3bp::Scheduler::decrement_predecessor_count
| | | | |
| | | | |--5.38%-- m3bp::Scheduler::notify_task_completion
| | | | | |
| | | | | --1.22%-- std::thread::_Impl<std::_Bind_simple<m3bp::WorkerThread::run(m3bp::ExecutionContext&, std::vector<std::shared_ptr<m3bp::ThreadObserverBase>, std::allocator<std::shared_ptr<m3bp::ThreadObserverBase> > >)::{lambda()#1} ()> >::_M_run
| | | | |
| | | | |--1.15%-- m3bp::ShuffleLogicalTask::create_sort_tasks
...
| | | |
| | | |--6.17%-- m3bp::Scheduler::add_dependency
| | | | |
| | | | |--3.18%-- m3bp::ShuffleLogicalTask::create_sort_tasks
...
| | | |--3.30%-- m3bp::Scheduler::notify_task_completion
| | | | |
| | | | --2.81%-- std::thread::_Impl<std::_Bind_simple<m3bp::WorkerThread::run(m3bp::ExecutionContext&, std::vector<std::shared_ptr<m3bp::ThreadObserverBase>, std::allocator<std::shared_ptr<m3bp::ThreadObserverBase> > >)::{lambda()#1} ()> >::_M_run
| | | |
| | | |--3.26%-- m3bp::Scheduler::create_physical_task
| | | | |
| | | | |--1.58%-- m3bp::ShuffleLogicalTask::create_sort_tasks
...
|--26.35%-- futex_wake
| do_futex
| sys_futex
| system_call_fastpath
| |
| |--25.47%-- __lll_unlock_wake
| | |
| | |--25.44%-- _L_unlock_697
| | | |
| | | |--10.20%-- m3bp::Scheduler::decrement_predecessor_count
| | | | |
| | | | |--4.45%-- m3bp::Scheduler::notify_task_completion
| | | | | |
| | | | | --0.86%-- std::thread::_Impl<std::_Bind_simple<m3bp::WorkerThread::run(m3bp::ExecutionContext&, std::vector<std::shared_ptr<m3bp::ThreadObserverBase>, std::allocator<std::shared_ptr<m3bp::ThreadObserverBase> > >)::{lambda()#1} ()> >::_M_run
| | | | |
| | | | |--1.14%-- m3bp::ProcessLogicalTaskBase::commit_process_command
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