Captures the current event loop utilization and sets it in the provided context.
The context object where the event loop utilization metric will be stored.
The metric is stored under the key 'event_loop_utilized'.
If this.elu is defined, it uses performance.eventLoopUtilization(this.elu).utilization;
otherwise, it sets the value to 0.
A plugin that captures Node.js event loop utilization metrics.
This plugin uses the
performance.eventLoopUtilization()API to measure how much of the event loop's time is being utilized, and stores the utilization value in the provided context under the key'event_loop_utilized'.