I often find Safari blocking because of some plugin taking too much
time. The usual culrpit is
Quicktime. I decided to run Spin Control today and got a block of 158
seconds. I wouldn't be
surprised of many people would have opted for a 'force-quit' beyond
the 60 second mark. Anyhow
here is the output from 'Spin Control':
Call graph:
15864 Thread_6603
15864 0x5ca94
15864 0x5cbf0
15864 NSApplicationMain
15864 -[NSApplication run]
15864 0x6e74
15864 -[NSApplication
nextEventMatchingMask:untilDate:inMode:dequeue:]
15864 _DPSNextEvent
15864 BlockUntilNextEventMatchingListInMode
15864 ReceiveNextEventCommon
15864 RunCurrentEventLoopInMode
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 __CFRunLoopDoTimer
15864 __NSFireTimer
15864 +[QTMovie idleAllMovies:]
15864 CFSetApplyFunction
15864 -[QTMovie idle]
15864 NPN_GetValue
15864 NPN_GetValue
15864 NPN_GetValue
15864
WebHelper_Private_HandleEvent
15864 NPP_HandleEvent
15864 MCHandleEvent
15864 CallComponent
15864
CallComponentFunctionCommon
15864
_MCHandleEvent
15864
MCIsPlayerEvent
15864
CallComponent
15864
CallComponentFunctionCommon
15864 _MCIsPlayerEvent
15864 internalDoAction
15864 doIdleMovie
1
5864 TaskMovie_priv
15864 MediaMoviesTask
15864 CallComponent
15864 MPEGMediaDispatcher
15864 CallComponent
15864 CallComponentFunctionCommon
15864 GenericMoviesTask
15864 doGenericIdle
15864 MediaIdle
15864 CallComponent
15864 MPEGMediaDispatcher
15864 MPEGMediaIdle
15864 ReallyIdle
15864 SHDecodeIdle
15864 CallComponent
15864 MPEGSystemDispatcher
15864 MPEGSystemIdle
15864 QTYieldToThread
15864 pthread_cond_wait
15864 semaphore_wait_signal_trap
15864 semaphore_wait_signal_trap
15864 Thread_6703
15864 _pthread_body
15864 __ape_agent
15864 __ape_internal
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_6803
15864 _pthread_body
15864 ah_serv_loop
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_6903
15864 _pthread_body
15864 forkThreadForFunction
15864 +[WebFileDatabase _syncLoop:]
15864 -[NSRunLoop run]
15864 -[NSRunLoop runMode:beforeDate:]
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_6a03
15864 _pthread_body
15864 forkThreadForFunction
15864 +[NSURLConnection(NSURLConnectionInternal)
_resourceLoadLoop:]
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_6b03
15864 _pthread_body
15864 forkThreadForFunction
15864 +[NSURLCache _diskCacheSyncLoop:]
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_6c03
15864 _pthread_body
15864 forkThreadForFunction
15864 -[AsyncDB _run:]
15864 -[NSConditionLock lockWhenCondition:]
15864 pthread_cond_wait
15864 semaphore_wait_signal_trap
15864 semaphore_wait_signal_trap
15864 Thread_6d03
15864 _pthread_body
15864 __CFSocketManager
15864 select
15864 select
15864 Thread_6e03
15864 _pthread_body
15864 forkThreadForFunction
15864 -[NSUIHeartBeat _heartBeatThread:]
15864 -[NSConditionLock lockWhenCondition:]
15864 pthread_cond_wait
15864 semaphore_wait_signal_trap
15864 semaphore_wait_signal_trap
15864 Thread_6f03
15864 _pthread_body
15864 QTSNetworkThread_RunThread
15864 CFRunLoopRun
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_7003
15864 _pthread_body
15864 CAPThread::Entry(CAPThread*)
15864 HALRunLoop::OwnThread(void*)
15864 CFRunLoopRunSpecific
15864 __CFRunLoopRun
15864 mach_msg
15864 mach_msg_trap
15864 mach_msg_trap
15864 Thread_7103
15864 _pthread_body
15864 CAPThread::Entry(CAPThread*)
15864 HP_IOThread::ThreadEntry(HP_IOThread*)
15864 HP_IOThread::WorkLoop()
15864 CAGuard::WaitUntil(unsigned long long)
15864 CAGuard::WaitFor(unsigned long long)
15864 pthread_cond_timedwait_relative_np
15863 restore_sem_to_pool
15863 restore_sem_to_pool
1 semaphore_timedwait_signal_trap
1 semaphore_timedwait_signal_trap
15864 Thread_7203
15864 _pthread_body
15864 TimerThread
15864 TSWaitOnSemaphoreCommon
15864 pthread_cond_timedwait_relative_np
15864 semaphore_timedwait_signal_trap
15864 semaphore_timedwait_signal_trap
15864 Thread_7303
15864 _pthread_body
15864 MacThreadFunc
15864 VideoThreadEntry
15864 ReallyDecodeThePicture
15864 CalcSourceAndDestPtrs
15864 CalcSourceAndDestPtrs
15864 Thread_7403
15864 _pthread_body
15864 MacThreadFunc
15864 AudioThreadEntry
15864 S_MpaAdvanceToNextStartCode
15864 AudioWaitForBufferFullness
15864 QTYieldToThread
15864 pthread_cond_wait
15864 semaphore_wait_signal_trap
15864 semaphore_wait_signal_trap
15864 Thread_7503
15864 _pthread_body
15864 MacThreadFunc
15864 SystemThreadEntry
15864 S_DecodeVideoPacket2
15864 SHDecodeIdle
15864 CallComponent
15864 MPEGVideoDispatcher
15864 MPEGVideoIdle
15864 QTYieldToThread
15864 pthread_cond_wait
15864 semaphore_wait_signal_trap
15864 semaphore_wait_signal_trap
15864 Thread_7603
15864 _pthread_body
15864 DeferredTaskThread
15864 TSWaitOnSemaphoreCommon
15864 pthread_cond_timedwait_relative_np
15864 semaphore_timedwait_signal_trap
15864 semaphore_timedwait_signal_trap
Total number in stack (recursive counted multiple, when >=5):
16 _pthread_body
7 CallComponent
7 mach_msg
7 mach_msg_trap
6 CFRunLoopRunSpecific
6 __CFRunLoopRun
5 forkThreadForFunction
5 pthread_cond_wait
5 semaphore_wait_signal_trap
Sort by top of stack, same collapsed (when >= 5):
mach_msg_trap 111048
semaphore_wait_signal_trap 79320
semaphore_timedwait_signal_trap 31729
CalcSourceAndDestPtrs 15864
select 15864
restore_sem_to_pool 15863
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