Sampling process 1453 for 3 seconds with 1 millisecond of run time between samples Sampling completed, processing symbols... Analysis of sampling emergent (pid 1453) every 1 millisecond Call graph: 1091 Thread_2507 1091 start 1091 main 1091 EmergentMisc::Main(int&, char const**) 1091 taRootBase::Startup_Run() 1091 taiMiscCore::Exec() 1091 QCoreApplication::exec() 1091 QEventLoop::exec(QFlags) 1091 QEventLoop::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 -[NSApplication run] 1091 -[NSApplication sendEvent:] 1091 -[QCocoaWindow sendEvent:] 1091 -[NSWindow sendEvent:] 1091 -[QCocoaView mouseUp:] 1091 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 1091 qt_sendSpontaneousEvent(QObject*, QEvent*) 1091 QCoreApplication::notifyInternal(QObject*, QEvent*) 1091 QApplication::notify(QObject*, QEvent*) 1091 QApplicationPrivate::notify_helper(QObject*, QEvent*) 1091 QToolButton::event(QEvent*) 1091 QAbstractButton::event(QEvent*) 1091 QWidget::event(QEvent*) 1091 QToolButton::mouseReleaseEvent(QMouseEvent*) 1091 QAbstractButton::mouseReleaseEvent(QMouseEvent*) 1091 QAbstractButtonPrivate::click() 1091 QAbstractButtonPrivate::emitClicked() 1091 QAbstractButton::clicked(bool) 1091 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) 1091 taiMethodData::qt_metacall(QMetaObject::Call, int, void**) 1091 taiMethodData::CallFun_impl() 1091 cssElCFun_Program_Run_Gui_stub(void*, int, cssEl**) 1091 Program::Run() 1091 Program::Cont_impl() 1091 cssProgSpace::Cont() 1091 cssProg::Cont() 1091 taiMiscCore::RunPending() 1091 QCoreApplication::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 QEventDispatcherMacPrivate::currentModalSession() 1091 __ZL17qt_mac_send_event6QFlagsIN10QEventLoop17ProcessEventsFlagEEP7NSEventP8NSWindow 1091 -[NSApplication sendEvent:] 1091 -[QCocoaPanel sendEvent:] 1091 -[NSWindow sendEvent:] 1091 -[QCocoaView rightMouseDown:] 1091 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 1091 qt_sendSpontaneousEvent(QObject*, QEvent*) 1091 QCoreApplication::notifyInternal(QObject*, QEvent*) 1091 QApplication::notify(QObject*, QEvent*) 1091 QApplicationPrivate::notify_helper(QObject*, QEvent*) 1091 QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) 1091 QAbstractScrollAreaFilter::eventFilter(QObject*, QEvent*) 1091 QAbstractScrollArea::viewportEvent(QEvent*) 1091 QFrame::event(QEvent*) 1091 QWidget::event(QEvent*) 1091 iTextEdit::contextMenuEvent(QContextMenuEvent*) 1091 QMenu::exec(QPoint const&, QAction*) 1091 QEventLoop::exec(QFlags) 1091 QEventLoop::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 -[NSApplication runModalSession:] 1091 -[NSApplication _realDoModalLoop:peek:] 1091 -[NSApplication sendEvent:] 1091 -[QCocoaPanel sendEvent:] 1091 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 1091 qt_sendSpontaneousEvent(QObject*, QEvent*) 1091 QCoreApplication::notifyInternal(QObject*, QEvent*) 1091 QApplication::notify(QObject*, QEvent*) 1091 QApplicationPrivate::notify_helper(QObject*, QEvent*) 1091 QMenu::event(QEvent*) 1091 QWidget::event(QEvent*) 1091 QMenu::mouseReleaseEvent(QMouseEvent*) 1091 QMenuPrivate::activateAction(QAction*, QAction::ActionEvent, bool) 1091 QMenuPrivate::hideUpToMenuBar() 1091 QMenuPrivate::hideMenu(QMenu*, bool) 1091 QEventLoop::exec(QFlags) 1091 QEventLoop::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 -[NSApplication runModalSession:] 1091 -[NSApplication _realDoModalLoop:peek:] 1091 -[NSApplication sendEvent:] 1091 -[QCocoaPanel sendEvent:] 1091 -[NSWindow sendEvent:] 1091 -[QCocoaView rightMouseDown:] 1091 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 1091 qt_sendSpontaneousEvent(QObject*, QEvent*) 1091 QCoreApplication::notifyInternal(QObject*, QEvent*) 1091 QApplication::notify(QObject*, QEvent*) 1091 QApplicationPrivate::notify_helper(QObject*, QEvent*) 1091 QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) 1091 QAbstractScrollAreaFilter::eventFilter(QObject*, QEvent*) 1091 QAbstractScrollArea::viewportEvent(QEvent*) 1091 QFrame::event(QEvent*) 1091 QWidget::event(QEvent*) 1091 iTextEdit::contextMenuEvent(QContextMenuEvent*) 1091 QMenu::exec(QPoint const&, QAction*) 1091 QEventLoop::exec(QFlags) 1091 QEventLoop::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 -[NSApplication runModalSession:] 1091 -[NSApplication _realDoModalLoop:peek:] 1091 -[NSApplication sendEvent:] 1091 -[QCocoaPanel sendEvent:] 1091 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 1091 qt_sendSpontaneousEvent(QObject*, QEvent*) 1091 QCoreApplication::notifyInternal(QObject*, QEvent*) 1091 QApplication::notify(QObject*, QEvent*) 1091 QApplicationPrivate::notify_helper(QObject*, QEvent*) 1091 QMenu::event(QEvent*) 1091 QWidget::event(QEvent*) 1091 QMenu::mouseReleaseEvent(QMouseEvent*) 1091 QMenuPrivate::activateAction(QAction*, QAction::ActionEvent, bool) 1091 QMenuPrivate::hideUpToMenuBar() 1091 QMenuPrivate::hideMenu(QMenu*, bool) 1091 QEventLoop::exec(QFlags) 1091 QEventLoop::processEvents(QFlags) 1091 QEventDispatcherMac::processEvents(QFlags) 1091 -[NSApplication run] 1091 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] 1091 _DPSNextEvent 1091 BlockUntilNextEventMatchingListInMode 1091 ReceiveNextEventCommon 1091 RunCurrentEventLoopInMode 1091 CFRunLoopRunInMode 1091 CFRunLoopRunSpecific 1091 CFRunLoopRunSpecific 1091 Thread_2603 1091 thread_start 1091 _pthread_start 1091 WTF::TCMalloc_PageHeap::runScavengerThread(void*) 1091 WTF::TCMalloc_PageHeap::scavengerThread() 1091 pthread_cond_wait$UNIX2003 1091 __semwait_signal 1091 __semwait_signal 1091 Thread_2703 1091 thread_start 1091 _pthread_start 1091 select$DARWIN_EXTSN 1091 select$DARWIN_EXTSN 1091 Thread_2803 1091 thread_start 1091 _pthread_start 1091 QThreadPrivate::start(void*) 1091 taManagedThread::run() 1091 QWaitCondition::wait(QMutex*, unsigned long) 1091 pthread_cond_wait$UNIX2003 1091 __semwait_signal 1091 __semwait_signal 1091 Thread_2903 1091 thread_start 1091 _pthread_start 1091 glvmDoWork 1091 pthread_cond_wait$UNIX2003 1091 __semwait_signal 1091 __semwait_signal 1091 Thread_2a03 1091 thread_start 1091 _pthread_start 1091 QThreadPrivate::start(void*) 1091 taManagedThread::run() 1091 QWaitCondition::wait(QMutex*, unsigned long) 1091 pthread_cond_wait$UNIX2003 1091 __semwait_signal 1091 __semwait_signal Total number in stack (recursive counted multiple, when >=5): 6 QEventDispatcherMac::processEvents(QFlags) 5 -[NSApplication sendEvent:] 5 QApplication::notify(QObject*, QEvent*) 5 QApplicationPrivate::notify_helper(QObject*, QEvent*) 5 QCoreApplication::notifyInternal(QObject*, QEvent*) 5 QEventLoop::exec(QFlags) 5 QEventLoop::processEvents(QFlags) 5 QWidget::event(QEvent*) 5 _pthread_start 5 qt_mac_handleMouseEvent(void*, void*, QEvent::Type, Qt::MouseButton) 5 qt_sendSpontaneousEvent(QObject*, QEvent*) 5 thread_start Sort by top of stack, same collapsed (when >= 5): __semwait_signal 4364 CFRunLoopRunSpecific 1091 select$DARWIN_EXTSN 1091 Sample analysis of process 1453 written to file /dev/stdout