HcclMonitor.set_buffer_size

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

Sets the size of the activity buffer before profiling starts to store the profile data.

During the profiling, the dynamic modification of the activity buffer size does not take effect. The modification takes effect only after the current profiling is complete and the next profiling starts.

Function Prototype

def set_buffer_size(cls, size: int) -> MsptiResult:

Parameter Description

Size of the

Parameter Name	Input/Output	Description
size: int	Enter .	Activity Buffer, in MB. The default value is 8 MB. The value of must be a positive integer. If the value is invalid, a failure message is returned and the default activity buffer size is used.

Return Values

If MsptiResult.MSPTI_SUCCESS is returned, the setting is successful. If MsptiResult.MSPTI_ERROR_INVALID_PARAMETER is returned, the parameter is incorrectly set, indicating that the setting fails.