HcclMonitor.start

Product Support

Note: For details about Ascend product models, see Ascend Product Models.

Product Type	Supported
Ascend 950 products	√
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas 200I/500 A2 inference products	√
Atlas inference products	×
Atlas training series products	×

Function Usage

Marks the start of the communication operator profiling.

Function Prototype

def start(self, cb: Callable[[HcclData], None]) -> MsptiResult:

Parameter Description

Parameter Name	Input/Output	Description
cb: Callable	Input	is used to transfer the collected communication data. The HcclData structure is called.

Return Values

If MsptiResult.MSPTI_SUCCESS is returned, the operation is successful. If MsptiResult.MSPTI_ERROR_INVALID_PARAMETER is returned, the callback function type is incorrect, indicating that the operation fails.