soc_pmu (TLB Hit Rate)

The soc_pmu_*.csv file records the TLB hit rate.

Applicable Products

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

File Description

Figure 1 soc_pmu_*.csv file

**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.
TLB Miss Rate	TLB miss rate.
TLB Hit Rate	TLB hit rate.
Op Name	Operator name.
Note: When a large number of operator tasks are delivered, the execution time of each operator is 2 to 3 μs. In this case, the sum of TLB Miss Rate and TLB Hit Rate may not be 1.

Parent topic: Profile Data File References