20 ноября 2010 г. 12:43 пользователь Vitja Makarov
<vitja.maka...@gmail.com> написал:
> 19 ноября 2010 г. 18:36 пользователь Vitja Makarov
> <vitja.maka...@gmail.com> написал:
>> 19 ноября 2010 г. 10:27 пользователь Vitja Makarov
>> <vitja.maka...@gmail.com> написал:
>>> 2010/11/19 Stefan Behnel <stefan...@behnel.de>:
>>>> Vitja Makarov, 18.11.2010 22:54:
>>>>> 2010/11/18 Stefan Behnel:
>>>>>> Vitja Makarov, 18.11.2010 21:17:
>>>>>>> 2010/11/18 Stefan Behnel:
>>>>>>>> The C compiler problems looked like closure issues, so they are more 
>>>>>>>> likely
>>>>>>>> to be related.
>>>>>>>
>>>>>>> Is compile problem logged somewhere?
>>>>>>
>>>>>> You can find most of them here:
>>>>>>
>>>>>> https://sage.math.washington.edu:8091/hudson/job/cython-devel-tests-pyregr-py26-c/704/parsed_console/
>>>>>>
>>>>>> Look out for "has no member named".
>>>>>
>>>>> Disabling this tests seems to make regression tests finish up.
>>>>>
>>>>> pyregr.test_socket
>>>>> pyregr.test_threading
>>>>
>>>> Ok, I disabled them.
>>>>
>>>> Stefan
>>>> _______________________________________________
>>>> Cython-dev mailing list
>>>> Cython-dev@codespeak.net
>>>> http://codespeak.net/mailman/listinfo/cython-dev
>>>>
>>>
>>>
>>> New patch fixes #537, where are all that gcc errors came from.
>>> It seems that patch enable many new tests that break test runner
>>> itself, in threads.
>>>
>>> With latest patch runtests couldn't exit because of thread lock
>>> (join?), here is gdb traceback:
>>> I don't know how to figure out which test causes this. Should we
>>> disable some more thread-related tests.
>>> Or as workaround use _exit() in testrunner
>>>
>>> (gdb) bt
>>> #0  sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
>>> #1  0x00000000004dcac8 in PyThread_acquire_lock (lock=0x6d43c60,
>>> waitflag=128) at Python/thread_pthread.h:309
>>> #2  0x00000000004e00d2 in lock_PyThread_acquire_lock (self=0x1d113790,
>>> args=<value optimised out>) at ./Modules/threadmodule.c:51
>>> #3  0x00000000004a860a in call_function (f=0x3136af0, throwflag=<value
>>> optimised out>) at Python/ceval.c:4012
>>> #4  PyEval_EvalFrameEx (f=0x3136af0, throwflag=<value optimised out>)
>>> at Python/ceval.c:2665
>>> #5  0x00000000004a9e81 in PyEval_EvalCodeEx (co=0x3f7b430,
>>> globals=<value optimised out>, locals=<value optimised out>, args=0x2,
>>> argcount=0, kws=<value optimised out>,
>>>    kwcount=0, defs=0x2c53668, defcount=1, closure=0x0) at 
>>> Python/ceval.c:3252
>>> #6  0x00000000004a8134 in fast_function (f=0x3c34650, throwflag=<value
>>> optimised out>) at Python/ceval.c:4108
>>> #7  call_function (f=0x3c34650, throwflag=<value optimised out>) at
>>> Python/ceval.c:4033
>>> #8  PyEval_EvalFrameEx (f=0x3c34650, throwflag=<value optimised out>)
>>> at Python/ceval.c:2665
>>> #9  0x00000000004a9e81 in PyEval_EvalCodeEx (co=0x3f60530,
>>> globals=<value optimised out>, locals=<value optimised out>, args=0x2,
>>> argcount=0, kws=<value optimised out>,
>>>    kwcount=0, defs=0x3d239e8, defcount=1, closure=0x0) at 
>>> Python/ceval.c:3252
>>> #10 0x00000000004a8134 in fast_function (f=0x18172230,
>>> throwflag=<value optimised out>) at Python/ceval.c:4108
>>> #11 call_function (f=0x18172230, throwflag=<value optimised out>) at
>>> Python/ceval.c:4033
>>> #12 PyEval_EvalFrameEx (f=0x18172230, throwflag=<value optimised out>)
>>> at Python/ceval.c:2665
>>> #13 0x00000000004a9e81 in PyEval_EvalCodeEx (co=0x3f60eb0,
>>> globals=<value optimised out>, locals=<value optimised out>,
>>> args=0x23a6c68, argcount=0, kws=<value optimised out>,
>>>    kwcount=0, defs=0x0, defcount=0, closure=0x0) at Python/ceval.c:3252
>>> #14 0x000000000050aa4e in function_call (func=0x3d12e60,
>>> arg=0x23a6c50, kw=0x0) at Objects/funcobject.c:526
>>> #15 0x00000000004195c7 in PyObject_Call (func=0x3d12e60, arg=0x80,
>>> kw=0x0) at Objects/abstract.c:2522
>>> #16 0x000000000042222f in instancemethod_call (func=0x3d12e60,
>>> arg=0x23a6c50, kw=0x0) at Objects/classobject.c:2578
>>> #17 0x000000000041c133 in PyObject_Call (callable=0x2e36550,
>>> args=0x7f599bbc1050) at Objects/abstract.c:2522
>>> #18 call_function_tail (callable=0x2e36550, args=0x7f599bbc1050) at
>>> Objects/abstract.c:2554
>>> #19 0x000000000041f340 in PyObject_CallMethod (o=<value optimised
>>> out>, name=0x53f786 "_shutdown", format=0x5285b0 "") at
>>> Objects/abstract.c:2631
>>> #20 0x00000000004ca089 in wait_for_thread_shutdown () at 
>>> Python/pythonrun.c:1696
>>> #21 Py_Finalize () at Python/pythonrun.c:401
>>> #22 0x00000000004c9810 in Py_Exit () at Python/pythonrun.c:1753
>>> #23 handle_system_exit () at Python/pythonrun.c:1127
>>> #24 0x00000000004c9e15 in PyErr_PrintEx (set_sys_last_vars=<value
>>> optimised out>) at Python/pythonrun.c:1137
>>> #25 0x00000000004cac40 in PyRun_SimpleFileExFlags (fp=<value optimised
>>> out>, filename=0x7fff5f1d8f91 "runtests.py", closeit=1,
>>> flags=0x7fff5f1d7270) at Python/pythonrun.c:940
>>> #26 0x0000000000414b7a in Py_Main (argc=-1682423728, argv=<value
>>> optimised out>) at Modules/main.c:599
>>> #27 0x00007f599ae04d8e in __libc_start_main (main=<value optimised
>>> out>, argc=<value optimised out>, ubp_av=<value optimised out>,
>>> init=<value optimised out>,
>>>    fini=<value optimised out>, rtld_fini=<value optimised out>,
>>> stack_end=0x7fff5f1d7388) at libc-start.c:226
>>> #28 0x0000000000413cd9 in _start ()
>>> (gdb) info threads
>>>  3 Thread 0x7f59857cb710 (LWP 17342)  sem_wait () at
>>> ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
>>>  2 Thread 0x7f597cf7e710 (LWP 17397)  0x00007f599aec52e3 in select ()
>>> at ../sysdeps/unix/syscall-template.S:82
>>> * 1 Thread 0x7f599bc02700 (LWP 8116)  sem_wait () at
>>> ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
>>> (gdb) thread 2
>>> [Switching to thread 2 (Thread 0x7f597cf7e710 (LWP 17397))]#0
>>> 0x00007f599aec52e3 in select () at
>>> ../sysdeps/unix/syscall-template.S:82
>>> 82      ../sysdeps/unix/syscall-template.S: Нет такого файла или каталога.
>>>        in ../sysdeps/unix/syscall-template.S
>>> (gdb) bt
>>> #0  0x00007f599aec52e3 in select () at ../sysdeps/unix/syscall-template.S:82
>>> #1  0x00007f596b8e2f18 in ?? () from /usr/lib/libtcl8.5.so.0
>>> #2  0x00007f599b7fa971 in start_thread (arg=<value optimised out>) at
>>> pthread_create.c:304
>>> #3  0x00007f599aecc94d in clone () at
>>> ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
>>> #4  0x0000000000000000 in ?? ()
>>> (gdb) thread 3
>>> [Switching to thread 3 (Thread 0x7f59857cb710 (LWP 17342))]#0
>>> sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
>>> 86      ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Нет такого файла
>>> или каталога.
>>>        in ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S
>>> (gdb) bt
>>> #0  sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
>>> #1  0x00000000004dcac8 in PyThread_acquire_lock (lock=0x14816d80,
>>> waitflag=128) at Python/thread_pthread.h:309
>>> #2  0x00000000004e00d2 in lock_PyThread_acquire_lock (self=0x26964370,
>>> args=<value optimised out>) at ./Modules/threadmodule.c:51
>>> #3  0x00000000004a860a in call_function (f=0x24b11010,
>>> throwflag=<value optimised out>) at Python/ceval.c:4012
>>> #4  PyEval_EvalFrameEx (f=0x24b11010, throwflag=<value optimised out>)
>>> at Python/ceval.c:2665
>>> #5  0x00000000004a9e81 in PyEval_EvalCodeEx (co=0x3f7b430,
>>> globals=<value optimised out>, locals=<value optimised out>,
>>> args=0x250b8a58, argcount=0, kws=<value optimised out>,
>>>    kwcount=0, defs=0x2c53668, defcount=1, closure=0x0) at 
>>> Python/ceval.c:3252
>>> #6  0x00000000004a8134 in fast_function (f=0x250b88d0,
>>> throwflag=<value optimised out>) at Python/ceval.c:4108
>>> #7  call_function (f=0x250b88d0, throwflag=<value optimised out>) at
>>> Python/ceval.c:4033
>>> #8  PyEval_EvalFrameEx (f=0x250b88d0, throwflag=<value optimised out>)
>>> at Python/ceval.c:2665
>>> #9  0x00000000004a9e81 in PyEval_EvalCodeEx (co=0x3f7bdb0,
>>> globals=<value optimised out>, locals=<value optimised out>, args=0x2,
>>> argcount=0, kws=<value optimised out>,
>>>    kwcount=0, defs=0x3d23ae8, defcount=1, closure=0x0) at 
>>> Python/ceval.c:3252
>>> #10 0x000000000050aa4e in function_call (func=0x3d120c8,
>>> arg=0x26b704d0, kw=0x0) at Objects/funcobject.c:526
>>> #11 0x00000000004195c7 in PyObject_Call (func=0x3d120c8, arg=0x80,
>>> kw=0x0) at Objects/abstract.c:2522
>>> #12 0x000000000042222f in instancemethod_call (func=0x3d120c8,
>>> arg=0x26b704d0, kw=0x0) at Objects/classobject.c:2578
>>> #13 0x00000000004195c7 in PyObject_Call (func=0x26b72370, arg=0x80,
>>> kw=0x0) at Objects/abstract.c:2522
>>> #14 0x00007f596cb85f36 in ?? ()
>>> #15 0x0000000000000000 in ?? ()
>>>
>>
>> Still can't find which one test have thread left.
>>
>> Here is workaround:
>>
>> import threading
>> import time
>> import os
>>
>> class XXX(threading.Thread):
>>    def run(self):
>>        print ('Bad thread')
>>        while True:
>>            time.sleep(1)
>> XXX().start()
>>
>> time.sleep(.1)
>>
>> if len(threading._active) > 1:
>>    import warnings
>>    print("Warning more then one threads left, forcing _exit()")
>>    os._exit(0)
>>
>>
>> I'm not sure it is a good idea to add this into runtests.py
>>
>
> Btw I think we need a way to find blocking thread.
>
> wait_for_thread_shutdown() calls threading._shutdown and we can hook
> it and test is there NonDaemon threads left and try to join
> them with timeout. If it fails call _exit and print error message.
>
> One more problem: how to make it portable between python versions.
> --
> vitja.
>

2.5, 2.6, 2.7, 3.x use threading._shutdown

2.3,2.4 use sys.exitfunc

-- 
vitja.
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