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Definitions of glossary used in this section.

Counter:
The number of occurrences of a specific event on the device.
Configuration Image:
A Blob to configure the session for counters to be collected.
CounterData Image:
A Blob which contains the values of collected counters
CounterData Prefix:
A metadata header for CounterData Image
Device:
A physical NVIDIA GPU.
Event:
An event is a countable activity, action, or occurrence on device.
Metric:
A high-level value derived from counter values.
Pass:
A repeatable set of operations, with consistently labeled ranges.
Range:
A labeled region of execution
Replay:
Performing the repeatable set of operation.
Session:
A profiling session where GPU resources needed for profiling are allocated. The profiler is in armed state at session boundaries, and power management may be disabled at session boundaries. Outside of a session, the GPU will return to its normal operating state.