[Xquartz-dev] [XQuartz] #241: xquarz uses 100% of CPU when not focused
Jeremy Huddleston
jeremyhu at apple.com
Sat Apr 11 14:41:50 PDT 2009
Ah... interesting...
That means that what I thought was the problem (the xp_* call) isn't
actually the problem. I had assumed it was... hmm...
Oddly, I can trigger the bug now with my tablet now (wonder why I
couldn't before), so that means this will be easier to debug.
On Apr 11, 2009, at 10:11, Christof Wolf wrote:
> On Saturday 11 April 2009, XQuartz wrote:
>> #241: xquarz uses 100% of CPU when not focused
>> ------------------------------
>> +--------------------------------------------
>> - Reporter: knussear@… | Owner: jeremyhu@…
>> Type: usability | Status: new
>> Priority: major | Milestone: 2.4.0
>> Component: xserver | Version: 2.3.2 (xserver-1.4)
>> Keywords: |
>> ------------------------------
>> +--------------------------------------------
>> -
>>
>> Comment(by jeremyhu@…):
>>
>> Well then you are hitting a different bug. Please open a new
>> report and
>> provide a sample of the running process in this configuration and
>> your
>> org.x.X11 preferences. The code that Chris narrowed this down to is
>> commented out, so this is probably something else. What is showing
>> up in
>> Activity Monitor? (answer in your new bug)
>
> Jeremy,
>
> Happy Easter :-) but bad news, I can confirm the same thing. No
> problem till
> 2.3.3_rc3 but with rc 4 and 5 my Wacom tablet again causes the
> problem. here
> is the sample of X11.
>
> Sampling process 7869 for 3 seconds with 1 millisecond of run time
> between
> samples
> Sampling completed, processing symbols...
> Analysis of sampling X11.bin (pid 7869) every 1 millisecond
> Call graph:
> 1677 Thread_2503
> 1677 start
> 1677 main
> 1677 mach_msg_server
> 1677 mach_startup_server
> 1677 _Xstart_x11_server
> 1677 do_start_x11_server
> 1677 server_main
> 1677 X11ApplicationMain
> 1677 -[NSApplication run]
> 1676 -[NSApplication
> nextEventMatchingMask:untilDate:inMode:dequeue:]
> 1676 _DPSNextEvent
> 1668 BlockUntilNextEventMatchingListInMode
> 1668 ReceiveNextEventCommon
> 1667 RunCurrentEventLoopInMode
> 1667 CFRunLoopRunInMode
> 1667 CFRunLoopRunSpecific
> 1618 mach_msg
> 1618 mach_msg_trap
> 1618 mach_msg_trap
> 24 0xffffffff
> 24 _sigtramp
> 24 _sigtramp
> 20 __CFMachPortPerform
> 20
> PullEventsFromWindowServerOnConnection(unsigned int, unsigned char)
> 19 CGEventCreateNextEvent
> 19
> CGSGetNextEventRecordInternal
> 19 snarfEvents
> 12
> _CGSGetPortStreamInline
> 12 mach_msg
> 12 mach_msg_trap
> 12 mach_msg_trap
> 7
> CGSDispatchDatagramsFromStream
> 6
> CGSDecodeEventRecord
> 6
> CGEventCreateFromDataAndSource
> 2 malloc
> 2
> malloc_zone_malloc
> 2
> szone_malloc
> 2
> large_and_huge_malloc
> 1
> large_and_huge_malloc
> 1 mmap
> 1 mmap
> 1
> CGEventCreateFromDataAndSource
> 1
> CGSClearEventOfLength
> 1
> CGSClearEventOfLength
> 1
> CGTypeCreateInstance
> 1
> CGTypeCreateInstanceWithAllocator
> 1
> _CFRuntimeCreateInstance
> 1
> _CFRuntimeCreateInstance
> 1 free
> 1 munmap
> $UNIX2003
> 1 munmap
> $UNIX2003
> 1 CGSReadPortStream
> 1 CGSReadPortStream
> 1
> ConvertPlatformEventRecordAndPostWithOptions(__CGEvent*,
> _CGSEventRecord
> const*, short, unsigned char, unsigned char)
> 1 PostEventToQueueInternal
> 1
> _NotifyEventLoopObservers
> 1
> KeyEventPostedObserver
> 1
> KeyEventPostedObserver
> 5 __CFRunLoopDoObservers
> 5 _handleWindowsNeedUpdateNote
> 5 -[NSApplication
> updateWindows]
> 4 -[NSNotificationCenter
> postNotificationName:object:]
> 2 -[NSNotificationCenter
> postNotificationName:object:]
> 1 -
> [NSConcreteNotification
> recycle]
> 1 -[NSObject release]
> 1
> __CFDoExternRefOperation
> 1
> CFBagContainsValue
> 1
> __CFBagFindBuckets1a
> 1
> __CFBagFindBuckets1a
> 1 objc_msgSend
> 1 objc_msgSend
> 1 __spin_lock
> 1 __spin_lock
> 1 ReceiveNextEventCommon
> 7 SendEventToEventTarget
> 7
> SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*,
> HandlerCallRec*)
> 7
> DispatchEventToHandlers(EventTargetRec*,
> OpaqueEventRef*, HandlerCallRec*)
> 7
> ToolboxEventDispatcherHandler(OpaqueEventHandlerCallRef*,
> OpaqueEventRef*,
> void*)
> 7 FindWindowAndPartFromMouseEvent
> 7 FindWindow
> 7 FindWindowOfClass
> 7 FindWindowCommon(Point,
> OpaqueWindowPtr**, short*)
> 7 FindPlatformWindow
> 6 CGSFindWindowAndOwner
> 6 _CGSFindWindow
> 5 mach_msg
> 5 mach_msg_trap
> 5 mach_msg_trap
> 1 0xffffffff
> 1 _sigtramp
> 1 _sigtramp
> 1 CoreDragGetCurrentDrag
> 1
> CoreDragGetCurrentDrag
> 1 _DPSNextEvent
> 1 NSPopAutoreleasePool
> 1 NSPopAutoreleasePool
> 1677 Thread_2603
> 1677 thread_start
> 1677 _pthread_start
> 1677 CAPThread::Entry(CAPThread*)
> 1677 HALRunLoop::OwnThread(void*)
> 1677 CFRunLoopRunInMode
> 1677 CFRunLoopRunSpecific
> 1677 mach_msg
> 1677 mach_msg_trap
> 1677 mach_msg_trap
> 1677 Thread_2703
> 1677 thread_start
> 1677 _pthread_start
> 1677 server_thread
> 1677 dix_main
> 1677 Dispatch
> 1511 select$DARWIN_EXTSN
> 1511 select$DARWIN_EXTSN
> 159 WaitForSomething
> 71 BlockHandler
> 58 QuartzBlockHandler
> 30 NSPopAutoreleasePool
> 17 NSPopAutoreleasePool
> 5 objc_assign_strongCast
> 5 objc_assign_strongCast
> 4 _CFExecutableLinkedOnOrAfter
> 4 _CFExecutableLinkedOnOrAfter
> 2 NSClassFromObject
> 1 -[NSObject class]
> 1 -[NSObject class]
> 1 NSClassFromObject
> 1 +[NSObject self]
> 1 +[NSObject self]
> 1 object_getClass
> 1 object_getClass
> 10 -[NSAutoreleasePool init]
> 7 -[NSAutoreleasePool initWithCapacity:]
> 3 NSPushAutoreleasePool
> 2 NSPushAutoreleasePool
> 1 objc_assign_strongCast
> 1 objc_assign_strongCast
> 1 -[NSAutoreleasePool initWithCapacity:]
> 1 NSClassFromObject
> 1 object_getClass
> 1 object_getClass
> 1 dyld_stub_pthread_getspecific
> 1 dyld_stub_pthread_getspecific
> 1 pthread_getspecific
> 1 pthread_getspecific
> 2 dyld_stub_pthread_getspecific
> 2 dyld_stub_pthread_getspecific
> 1 objc_msgSend
> 1 objc_msgSend
> 10 objc_msgSend
> 10 objc_msgSend
> 4 +[NSObject alloc]
> 1 +[NSAutoreleasePool allocWithZone:]
> 1 +[NSAutoreleasePool allocWithZone:]
> 1 dyld_stub_objc_msgSend
> 1 dyld_stub_objc_msgSend
> 1 dyld_stub_pthread_getspecific
> 1 dyld_stub_pthread_getspecific
> 1 objc_msgSend
> 1 objc_msgSend
> 1 -[NSAutoreleasePool release]
> 1 -[NSAutoreleasePool release]
> 1 dyld_stub_objc_assign_strongCast
> 1 dyld_stub_objc_assign_strongCast
> 1 objc_collecting_enabled
> 1 objc_collecting_enabled
> 1 pthread_getspecific
> 1 pthread_getspecific
> 8 objc_msgSend
> 8 objc_msgSend
> 3 AnimCurScreenBlockHandler
> 2 miSpriteBlockHandler
> 2 miSpriteBlockHandler
> 1 AnimCurScreenBlockHandler
> 2 RootlessBlockHandler
> 2 RootlessBlockHandler
> 33 WaitForSomething
> 27 GetTimeInMillis
> 20 gettimeofday
> 16 __gettimeofday
> 9 __nanotime
> 9 __nanotime
> 7 __gettimeofday
> 4 gettimeofday
> 5 GetTimeInMillis
> 1 __commpage_gettimeofday
> 1 __commpage_gettimeofday
> 1 dyld_stub___commpage_gettimeofday
> 1 dyld_stub___commpage_gettimeofday
> 11 WakeupHandler
> 7 WakeupHandler
> 3 QuartzWakeupHandler
> 3 QuartzWakeupHandler
> 1 NoopDDA
> 1 NoopDDA
> 10 __bzero
> 10 __bzero
> 4 select$UNIX2003
> 4 select$UNIX2003
> 1 SmartScheduleStartTimer
> 1 SmartScheduleStartTimer
> 1 __error
> 1 __error
> 1 setitimer
> 1 setitimer
> 5 Dispatch
> 1 __error
> 1 __error
> 1 dyld_stub___error
> 1 dyld_stub___error
> 1677 Thread_2803
> 1677 thread_start
> 1677 _pthread_start
> 1677 xpbproxy_x_thread
> 1677 xpbproxy_input_loop
> 1677 pthread_cond_wait$UNIX2003
> 1677 __semwait_signal
> 1677 __semwait_signal
> 1677 Thread_2903
> 1677 thread_start
> 1677 _pthread_start
> 1677 glvmDoWork
> 1677 pthread_cond_wait$UNIX2003
> 1677 __semwait_signal
> 1677 __semwait_signal
> 1677 Thread_2a03
> 1677 thread_start
> 1677 _pthread_start
> 1677 DarwinProcessFDAdditionQueue_thread
> 1677 pthread_cond_wait$UNIX2003
> 1677 __semwait_signal
> 1677 __semwait_signal
> 1677 Thread_2b03
> 1677 thread_start
> 1677 _pthread_start
> 1677 select$DARWIN_EXTSN
> 1677 select$DARWIN_EXTSN
> 1677 Thread_2c03
> 1677 thread_start
> 1677 _pthread_start
> 1677 _xp_async_thread
> 1677 _xp_async_dequeue
> 1677 pthread_cond_wait$UNIX2003
> 1677 __semwait_signal
> 1677 __semwait_signal
>
> Total number in stack (recursive counted multiple, when >=5):
> 7 _pthread_start
> 7 thread_start
> 5 objc_msgSend
>
> Sort by top of stack, same collapsed (when >= 5):
> __semwait_signal 6708
> mach_msg_trap 3312
> select$DARWIN_EXTSN 3188
> WaitForSomething 33
> _sigtramp 25
> objc_msgSend 21
> NSPopAutoreleasePool 18
> __bzero 10
> __nanotime 9
> WakeupHandler 7
> __gettimeofday 7
> objc_assign_strongCast 6
> Dispatch 5
> GetTimeInMillis 5
> Sample analysis of process 7869 written to file /dev/stdout
>
> ciao
> christof
>
> --
> public key www.hfph.mwn.de/~chwolf/chwolf.asc
>
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