Sampling process 28725 for 3 seconds with 1 millisecond of run time between samples Sampling completed, processing symbols... Analysis of sampling Qt Creator (pid 28725) every 1 millisecond Call graph: 1647 Thread_327125 DispatchQueue_1: com.apple.main-thread (serial) 1647 start 1647 main 1647 QCoreApplication::exec() 1647 QEventLoop::exec(QFlags) 1647 QEventLoop::processEvents(QFlags) 1647 non-virtual thunk to QDesktopWidget::~QDesktopWidget() 1647 -[NSApplication run] 1647 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] 1647 _DPSNextEvent 1647 _NSHandleCarbonMenuEvent 1647 _HandleMenuSelection2 1647 MenuSelectCore(MenuData*, Point, double, unsigned int, OpaqueMenuRef**, unsigned short*) 1647 FinishMenuSelection(SelectionData*, MenuResult*, MenuResult*) 1647 SendMenuItemSelectedEvent 1647 SendMenuCommandWithContextAndModifiers 1647 SendHICommandEvent(unsigned int, HICommand const*, unsigned int, unsigned int, unsigned char, void const*, OpaqueEventTargetRef*, OpaqueEventTargetRef*, OpaqueEventRef**) 1647 SendEventToEventTarget 1647 SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*, HandlerCallRec*) 1647 DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*, HandlerCallRec*) 1647 NSSLMMenuEventHandler 1647 -[NSCarbonMenuImpl _carbonCommandProcessEvent:handlerCallRef:] 1647 -[NSMenu _internalPerformActionForItemAtIndex:] 1647 -[NSCarbonMenuImpl performActionWithHighlightingForItemAtIndex:] 1647 -[NSMenuItem _corePerformAction] 1647 -[NSApplication sendAction:to:from:] 1647 QMacInputContext::isComposing() const 1647 QAction::activate(QAction::ActionEvent) 1647 QAction::triggered(bool) 1647 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) 1647 QAction::qt_metacall(QMetaObject::Call, int, void**) 1647 QAction::triggered(bool) 1647 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) 1647 Core::Internal::MainWindow::qt_metacall(QMetaObject::Call, int, void**) 1647 Core::Internal::MainWindow::openFile() 1647 Core::Internal::MainWindow::openFiles(QStringList const&) 1647 ProjectExplorer::Internal::ProjectFileFactory::open(QString const&) 1647 ProjectExplorer::ProjectExplorerPlugin::openProject(QString const&) 1647 ProjectExplorer::ProjectExplorerPlugin::openProjects(QStringList const&) 1647 ProjectExplorer::Project::restoreSettings() 1647 Qt4ProjectManager::Qt4Project::fromMap(QMap const&) 1647 Qt4ProjectManager::Qt4Project::update() 1647 Qt4ProjectManager::Internal::Qt4ProFileNode::applyEvaluate(bool, bool) 1647 Qt4ProjectManager::Internal::Qt4ProFileNode::update() 1647 Qt4ProjectManager::Internal::Qt4ProFileNode::evaluate() 1647 Qt4ProjectManager::Internal::ProFileReader::readProFile(QString const&) 1647 ProFileEvaluator::accept(ProFile*) 1647 ProFileEvaluator::Private::visitProFile(ProFile*) 1647 ProFileEvaluator::Private::evaluateFeatureFile(QString const&, QHash*, ProFileEvaluator::FunctionDefs*) 1647 ProFileEvaluator::Private::visitProFile(ProFile*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProFunction(ProFunction*) 1647 ProFileEvaluator::Private::evaluateConditionalFunction(QString const&, QString const&) 1647 ProFileEvaluator::Private::evaluateFunction(ProBlock*, QList const&, bool*) 1647 ProFileEvaluator::Private::visitProBlock(ProBlock*) 1647 ProFileEvaluator::Private::visitProItem(ProItem*) 1647 ProFileEvaluator::Private::visitProVariable(ProVariable*) 1647 removeEach(QStringList*, QStringList const&) 1646 QList::removeAll(QString const&) 1606 QListData::remove(int) 1603 __memcpy 2 memmove 1 QListData::remove(int) 40 QList::removeAll(QString const&) 1 QString::operator==(QString const&) const 1647 Thread_327129 DispatchQueue_2: com.apple.libdispatch-manager (serial) 1647 start_wqthread 1647 _pthread_wqthread 1647 _dispatch_worker_thread2 1647 _dispatch_queue_invoke 1647 _dispatch_mgr_invoke 1647 kevent 1647 Thread_327136 1647 thread_start 1647 _pthread_start 1647 __CFSocketManager 1647 select$DARWIN_EXTSN 1647 Thread_327137 1647 thread_start 1647 _pthread_start 1647 ne7ssh::selectThread(void*) 1642 usleep 1622 nanosleep 1622 __semwait_signal 20 cerror 3 ne7ssh::lock() 2 pthread_mutex_lock 1 Ne7ssh_Mutex::lock() 2 __bzero 1647 Thread_327138 1647 thread_start 1647 _pthread_start 1647 QThread::setPriority(QThread::Priority) 1647 QFSFileEngine::drives() 1647 select$DARWIN_EXTSN 1647 Thread_327196 1647 thread_start 1647 _pthread_start 1647 PrivateMPEntryPoint 1647 TSystemNotificationTask::SystemNotificationTaskProc(void*) 1647 CFRunLoopRun 1647 CFRunLoopRunSpecific 1647 __CFRunLoopRun 1647 mach_msg 1647 mach_msg_trap 1647 Thread_327277 1647 thread_start 1647 _pthread_start 1647 QThread::setPriority(QThread::Priority) 1647 QSettingsPrivate::create(QSettings::Format, QSettings::Scope, QString const&, QString const&) 1647 kevent 1646 Thread_327437 1646 start_wqthread 1645 _pthread_wqthread 1645 __workq_kernreturn 1 start_wqthread 1644 Thread_327436 1644 start_wqthread 1644 _pthread_wqthread 1644 __workq_kernreturn 3 Thread_327436 DispatchQueue_37: TFSVolumeInfo::GetSizingGCDQueue (serial) 3 start_wqthread 3 _pthread_wqthread 3 _dispatch_worker_thread2 3 _dispatch_queue_invoke 3 _dispatch_queue_drain 3 _dispatch_queue_invoke 3 _dispatch_source_invoke 3 __dispatch_source_mig_create_block_invoke_1 3 dispatch_mig_server 3 dispatch_rcv_msg 3 FSEventsD2F_server 3 _Xcallback_rpc 3 implementation_callback_rpc 3 TSystemNotificationTask::HandleFileChanged(__FSEventStream const*, void*, unsigned long, void*, unsigned int const*, unsigned long long const*) 3 TNode::HandleChange(char*, unsigned int, TCountedPtr const&) 2 _FSGetVolumeForMountpoint 2 GetVRefNumByExactMountPointName 2 FSMount::FSMount(char const*, FSMountStringType, int*) 2 FileIDTreeGetVRefNumFromMountPath 2 FileIDTreeGetVRefNumForMountPathBridge 2 FileIDTree_GetVRefNumForMountPath_rpc 2 mach_msg 2 mach_msg_trap 1 TNode::HandleRecursiveListeners() 1 TNode::PostFolderSizingTaskRequest(TCountedPtr const&, bool) const 1 TFolderSizingThread::PostFolderSizingTaskRequest(TNodeTask*) 1 _dispatch_queue_push_list_slow 1 _dispatch_wakeup 1 _dispatch_queue_push_list_slow 1 _dispatch_wakeup 1 _dispatch_queue_wakeup_global 1 pthread_workqueue_additem_np 1 pick_nextworkqueue_droplock 1 __workq_kernreturn 1 Thread_327437 DispatchQueue_43: TFSVolumeInfo::GetSizingGCDQueue (serial) 1 start_wqthread 1 _pthread_wqthread 1 _dispatch_worker_thread2 1 _dispatch_queue_invoke 1 _dispatch_queue_drain 1 _dispatch_call_block_and_release 1 __PostFolderSizingTaskRequest_block_invoke_5 1 TNode::HandleFolderSizingRequests(TNodeTask*, TFolderSizingThread*) 1 TDSMutex::Acquire() 1 pthread_mutex_lock 1 semaphore_wait_signal_trap Total number in stack (recursive counted multiple, when >=5): 9 ProFileEvaluator::Private::visitProBlock(ProBlock*) 5 _pthread_start 5 _pthread_wqthread 5 start_wqthread 5 thread_start Sort by top of stack, same collapsed (when >= 5): kevent 3294 select$DARWIN_EXTSN 3294 __workq_kernreturn 3290 mach_msg_trap 1649 __semwait_signal 1622 __memcpy 1603 QList::removeAll(QString const&) 40 cerror 20 Sample analysis of process 28725 written to file /dev/stdout