Current File : //usr/lib/python3.13/test/libregrtest/__pycache__/win_utils.cpython-313.pyc
�
F\h? � � � S SK r S SKrS SKrS SKrS SKrS SKrSrS\R " \S- 5 - rSr " S S5 r
g)� N� �< � c � � \ rS rSrSrS r\R \R 4S jr
\ R \ R \R 4S jrS S jr\R \R$ \R 4S jrS rS rg
) �WindowsLoadTracker� z�
This class asynchronously reads the performance counters to calculate
the system load on Windows. A "raw" thread is used here to prevent
interference with the test suite's cases for the threading module.
c �@ � S U l S U l [ R " [ R 5 / U l S U l [ R " S SSS 5 U l [ R " S SSS 5 U l [ R " U R S0 5 g )NTF� ) �_running�_stopped�winreg� QueryInfoKey�HKEY_PERFORMANCE_DATA�_values�_load� _overlapped� CreateEvent�_thread�start_new_thread� _update_load��selfs �1/usr/lib/python3.13/test/libregrtest/win_utils.py�__init__�WindowsLoadTracker.__init__ s| � � ��
� ��
� ���F� 8� 8�9��� ���
�#�/�/��d�E�4�H��
�#�/�/��d�E�4�H��
�� � ��!2�!2�B��;� c � � U" U R S5 ( a* U R 5 U" U R S5 ( a M* U" U R 5 g )Ni� )r �_calculate_loadr )r �_wait�_signals r r � WindowsLoadTracker._update_load* sB � �
�D�M�M�4�(�(� � � � "� �D�M�M�4�(�(� ��
�
� r c � � U" US5 u pEU" SUS5 u nU" SXF5 u pxXg- n Xh- n
X�: a- U" SXJ5 u p�n
X�-
n
U S:X a X�- nU" SXN5 u nOX�: a M- g U R b& U R [ - US[ -
- - U l g [ U R 5 [ : a U R R U5 g [
U R 5 [ U R 5 - U l g )N�2�L� �4xLL�LL28xL�, g �?)r �
LOAD_FACTOR_1�lenr �NVALUE�append�sum)r �_query�_hkey�_unpack�data�_� obj_start�
data_start�
defn_start� data_base� defn_base�size�idx�offset�counter_offset�processor_queue_lengths r r �"WindowsLoadTracker._calculate_load4 s � � ���$��� �S�$��+�
� � ")���!A� �
� �*� � �*� ��#� !(��$� B� �D�v� � �I��b�y�!*�!3��*1�#�t�*L�'�&�� �#�
� �:�:� !� �*�*�}�4� 4��}�9L� M�N�D�J�
�� � �
��
'� �L�L� � � 6� 7� �T�\�\�*�S�� � �->�>�D�Jr c �$ � U R 5 g �N)�__del__)r �kills r �close�WindowsLoadTracker.closel s � � � � ��r c �� � U R bX U" U R 5 U" U R S5 U" U R 5 U" U R 5 S =U l U l g g )N���)r r )r r �_closer s r r@ �WindowsLoadTracker.__del__p sS � �
�=�=� $� �D�M�M� "� �$�-�-�� $� �4�=�=� !� �4�=�=� !�,0� 0�D�M�D�M� %r c � � U R $ r? )r r s r �
getloadavg� WindowsLoadTracker.getloadavg s � ��z�z�r )r r r r N)T)�__name__�
__module__� __qualname__�__firstlineno__�__doc__r �_winapi�WaitForSingleObjectr �SetEventr r
� QueryValueExr �struct� unpack_fromr rB � CloseHandler@ rI �__static_attributes__r
r r r r st � �� <�$ #�6�6� (� 1� 1� � &� 2� 2� $� :� :� &� 2� 2� 6?�p� �1�1� �*�*�#�,�,�
1� r r ) r r rP �mathrT r
�SAMPLING_INTERVAL�expr) r+ r r
r r �<module>r[ sM �� � � � �
�
� � � �D�H�H� .�� 3�4�4�
�
��m� mr