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.
Applicability
Product |
Supported |
|---|---|
Atlas 350 Accelerator Card |
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√ |
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aicpu_*.csv File
The following shows the file content format.
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 (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. |