Real User Monitoring (RUM) provides performance monitoring of web pages based on data collected from real end users. With RUM, we can gather data about an individual page request, and send that data back for processing.
Real User Monitoring (Classic) is being decommissioned
If you have this behavior configured in your Ion property, update it to use mPulse, instead. Talk to your Akamai account team if you need help.
For complete details on Real User Monitoring, check out its user docs:
Updated 3 months ago