ccu_mission (Collective Communication Instruction Information)

The timeline information of collective communication instructions is displayed at the CCU layer in the msprof_*.json file, and the summary information is summarized in the ccu_mission_*.csv file.

Applicable Products

Product	Supported
Atlas A3 training products/Atlas A3 inference products	x
Atlas A2 training products/Atlas A2 inference products	x
Atlas 200I/500 A2 inference products	x
Atlas inference products	x
Atlas training products	x
Ascend 950PR/Ascend 950DT	√

Data at the CCU Layer in msprof_*.json

The following figure shows data at the CCU layer in the msprof_*.json file.

Figure 1 CCU layer

ccu_mission_*.csv File

Figure 2 ccu_mission_*.csv

**Table 1** Field description
Field	Description
Device_id	Device ID.
Stream ID	ID of the stream where a task is located.
Task Id	Task ID.
Instruction ID	Instruction ID of a collective communication task.
Instruction Start Time(us)	Start time of a collective communication task instruction, in μs.
Instruction Duration(us)	Duration of a collective communication task instruction, in μs.
Notify Instruction ID	Instruction ID of a pending collective communication task.
Notify Rank ID	ID of the rank for a pending collective communication task.
Notify Duration(us)	Pending time of a collective communication task, in μs.

Parent topic: Profile Data File References