[Xquartz-dev] quartz-wm goes crazy on macbook air

[Jeremy Huddleston]

The "going crazy" is not a bug in quartz-wm.  What version of the OS are you on?

I'm curious how quartz-wm got into that state though.  It's in an error handler, so it didn't like something it got from the server.


On Apr 7, 2011, at 3:32 AM, Christof Wolf wrote:

> Hi Jeremy,
> 
> I am on 2.6.1, xorg-server 1.9.5 and 10.6.7 - most of the time everything is 
> normal, except just now quartz-wm went crazy - taking all cpu time - I had to 
> kill it - no message on the console, not sure if the sample helps. It happens 
> just once :-)
> 
> ciao
> christof
> 
> Sampling process 842 for 3 seconds with 1 millisecond of run time between 
> samples
> Sampling completed, processing symbols...
> Analysis of sampling quartz-wm (pid 842) every 1 millisecond
> Call graph:
>    2313 Thread_8344   DispatchQueue_1: com.apple.main-thread  (serial)
>      2313 start
>        2313 main
>          2313 CFRunLoopRun
>            2313 CFRunLoopRunSpecific
>              2313 __CFRunLoopRun
>                2313 __CFRunLoopDoSources0
>                  2313 __CFSocketPerformV0
>                    2313 __CFSocketDoCallback
>                      2313 x_input_run
>                        2313 XPending
>                          2313 _XEventsQueued
>                            2313 _XIOError
>                              2313 x_init_error_handler
>                                2313 exit
>                                  2313 __cxa_finalize
>                                    2313 dyld::runTerminators(void*)
>                                      2313 
> ImageLoaderMachO::doTermination(ImageLoader::LinkContext const&)
>                                        2313 
> __KerberosInternal_krb5int_mutex_alloc
>                                          2313 0x7fff5fbfd290
>                                            2313 _sigtramp
>                                              2313 signal_handler
>                                                2313 exit
>                                                  2313 __cxa_finalize
>                                                    2313 __tcf_0
>                                                      2313 __spin_lock
>    2313 Thread_8345   DispatchQueue_2: com.apple.libdispatch-manager  
> (serial)
>      2313 start_wqthread
>        2313 _pthread_wqthread
>          2313 _dispatch_worker_thread2
>            2313 _dispatch_queue_invoke
>              2313 _dispatch_mgr_invoke
>                2313 kevent
>    2313 Thread_8347: com.apple.CFSocket.private
>      2313 thread_start
>        2313 _pthread_start
>          2313 __CFSocketManager
>            2313 select$DARWIN_EXTSN
>    2313 Thread_19389
>      2313 start_wqthread
>        2313 __spin_lock
> 
> Total number in stack (recursive counted multiple, when >=5):
> 
> Sort by top of stack, same collapsed (when >= 5):
>        __spin_lock        4626
>        kevent        2313
>        select$DARWIN_EXTSN        2313
> Sample analysis of process 842 written to file /dev/stdout
> 
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