aicpu (AI CPU Operator Time Consumption Details)
The AI CPU operator time consumption data does not contain the timeline information. The summary information is summarized in the aicpu_*.csv file.
Availability
Atlas 200/500 A2 Inference Product
Atlas Inference Series Product
Atlas Training Series Product
Atlas A2 Training Series Product/Atlas 800I A2 Inference Product
Atlas A3 Training Series Product
aicpu_*.csv File
The file content is formatted as follows.
This file collects AI CPU data reported by data preprocessing. Other files involving AI CPU data collect full AI CPU data.
Field |
Description |
|---|---|
Device_id |
Device ID. |
Timestamp(us) |
Timestamp of an event. |
Node |
Node name of a task. |
Compute_time(us) |
Compute time, in μs. |
Memcpy_time(us) |
Time taken to copy memory, in μs. |
Task_time(us) |
Execution time of AI CPU operators, in μs, including the time consumed by operator preprocessing, calculation, and memory copy. |
Dispatch_time(us) |
Time taken to distribute a task, in μs. |
Total_time(us) |
Task start time and end time recorded in kernel mode, in μs, including Dispatch_time, AI CPU framework scheduling time, and AI CPU operator execution time. |
Stream ID |
ID of the stream where a task is located. |
Task ID |
Task ID. |