Irit Katriel <iritkatr...@gmail.com> added the comment:
I'm seeing this (intermittently) on main branch, could be related? iritkatriel@Irits-MBP cpython-1 % ./python.exe Lib/test/test_importlib/partial/pool_in_threads.py Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ Traceback (most recent call last): File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() ^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() ^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() ^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/process.py", line 121, in start self._popen = self._Popen(self) ^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 284, in _Popen return Popen(process_obj) ^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_spawn_posix.py", line 32, in __init__ super().__init__(process_obj) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_fork.py", line 19, in __init__ self._launch(process_obj) ^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/process.py", line 121, in start self._popen = self._Popen(self) ^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 284, in _Popen return Popen(process_obj) ^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_spawn_posix.py", line 58, in _launch self.pid = util.spawnv_passfds(spawn.get_executable(), ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_spawn_posix.py", line 32, in __init__ super().__init__(process_obj) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_fork.py", line 19, in __init__ self._launch(process_obj) ^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/util.py", line 450, in spawnv_passfds errpipe_read, errpipe_write = os.pipe() ^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() ^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/popen_spawn_posix.py", line 54, in _launch child_r, parent_w = os.pipe() ^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/process.py", line 121, in start self._popen = self._Popen(self) ^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/context.py", line 284, in _Popen return Popen(process_obj) ^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/iritkatriel/src/cpython-1/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() ^^^^^^^^^ OSError: [Errno 24] Too many open files iritkatriel@Irits-MBP cpython-1 % /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:224: UserWarning: resource_tracker: There appear to be 59 leaked semaphore objects to clean up at shutdown warnings.warn('resource_tracker: There appear to be %d ' /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-2xx2cl25': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-8ru9f83a': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-vn_5pkc4': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-2l68znmb': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-5onb3wo5': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-8yle2uvb': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-n0jgz2b_': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-18ikpx7f': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-ikdrzqcc': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) /Users/iritkatriel/src/cpython-1/Lib/multiprocessing/resource_tracker.py:237: UserWarning: resource_tracker: '/mp-1cecwdl7': [Errno 2] No such file or directory warnings.warn('resource_tracker: %r: %s' % (name, e)) ---------- nosy: +iritkatriel _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue45021> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com