There are 3 different System Metrics in PF Expert; API Performance Index, API Response Time and API Error Rate.
The API Performance Index displays the overall performance of PF Expert API. The closer to the "1" the curve is, the better the performance is. As for the API Response Time, the faster it is, the quicker is the system. And the API Error Rate displays the percentage of errors returned by PF Expert API.
These metrics can also be filtered by day, week, or month.
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