Once you’ve integrated with AWS CloudWatch, you have access to all metrics for AWS RUM, which engages in real user monitoring to gather and view client-side information regarding the functionality of your web application from actual user sessions in close to real time.

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To verify metrics are reporting, search for the metrics in the Metric details section of the Project Settings page.

The following table shows the CloudWatch RUM metrics ingested by Lightstep.

Metric Name Unit Description
aws.rum.http_status_code_count count The count of HTTP responses in the application by their response status code.
aws.rum.js_error_count count The count of JavaScript error events ingested.
aws.rum.navigation_frustrated_count count The count of navigation occurrences that last longer than the 8000-millisecond threshold that causes frustration.
aws.rum.navigation_satisfied_count count The count of navigational events whose length is shorter than the 2000 ms Apdex aim.
aws.rum.navigation_tolerated_count count The count of navigational occurrences that last between 2000 and 8000 milliseconds.
aws.rum.performance_resource_duration milliseconds The amount of duration of a resource event.
aws.rum.performance_navigation_duration milliseconds The amount of duration of a navigation event.
aws.rum.rum_event_payload_size bytes The size of every event ingested by CloudWatch RUM.
aws.rum.session_count count The count of session start events ingested by the app monitor.
aws.rum.web_vitals_cumulative_layout_shift none Tracks the value of the cumulative layout shift events.
aws.rum.web_vitals_first_input_delay milliseconds The value of the first input delay events.
aws.rum.web_vitals_largest_contentful_paint milliseconds The value of the largest contentful paint events.