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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
The code here shows it calculating FPS (which you can snaffle if you want to implement your own): https://github.com/LunarG/VulkanTools/blob/master/layersvt/monitor.cpp
NOTE:
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