pub async fn initialize_metrics(
metrics_prefix: String,
) -> Result<(FilterHandle, MetricsFlusherWorker), GenericError>Expand description
Initializes the metrics subsystem with the given metrics prefix.
Returns a FilterHandle for adjusting the runtime metrics filter, plus a MetricsFlusherWorker
that must be added to a Supervisor in order to drive the periodic
flush loop. Internal metrics are not propagated to subscribers until the worker is running.
ยงErrors
If a global recorder was already installed, an error will be returned.