viztracer
viztracer copied to clipboard
can not trace log_func_args when import torch
os: ubuntu20.04 and MacOS m1 both test
cat foo.py
import torch
def bar():
return 3
bar()
run this command the viztracer
will hang
viztracer --log_func_args a.py
use py-spy to check the stack will see as follows:
seems loop in getattr (torch/_ops.py:480)
....
....
....
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__getattr__ (torch/_ops.py:480)
__repr__ (torch/_ops.py:434)
__init__ (torch/_ops.py:422)
__getattr__ (torch/_ops.py:581)
<module> (torch/fx/node.py:35)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/fx/graph.py:2)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/fx/graph_module.py:8)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/fx/__init__.py:83)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/ao/quantization/utils.py:12)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/ao/quantization/observer.py:15)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/ao/quantization/fake_quantize.py:8)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/ao/quantization/__init__.py:3)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
_find_and_load_unlocked (<frozen importlib._bootstrap>:992)
_find_and_load (<frozen importlib._bootstrap>:1027)
_find_and_load_unlocked (<frozen importlib._bootstrap>:992)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/quantization/quantize.py:10)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (torch/quantization/__init__.py:1)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
_handle_fromlist (<frozen importlib._bootstrap>:1078)
<module> (torch/__init__.py:1288)
_call_with_frames_removed (<frozen importlib._bootstrap>:241)
exec_module (<frozen importlib._bootstrap_external>:883)
_load_unlocked (<frozen importlib._bootstrap>:688)
_find_and_load_unlocked (<frozen importlib._bootstrap>:1006)
_find_and_load (<frozen importlib._bootstrap>:1027)
<module> (a.py:2)
run_code (viztracer/main.py:334)
run_command (viztracer/main.py:417)
run (viztracer/main.py:301)
main (viztracer/main.py:566)
<module> (viztracer:8)