instrumentation

const (
	// Namespace is the Prometheus Namespace in all metrics published by the xp app
	Namespace string = "mlp"
	// Subsystem is the Prometheus Subsystem in all metrics published by the xp app
	Subsystem string = "xp_treatment_service"
	// FetchTreatmentRequestDurationMs is the key to measure http requests for fetching treatment
	FetchTreatmentRequestDurationMs metrics.MetricName = "fetch_treatment_request_duration_ms"
	// ExperimentLookupDurationMs is the key to measure experiment lookup duration
	ExperimentLookupDurationMs metrics.MetricName = "experiment_lookup_duration_ms"
	// FetchTreatmentRequestCount is the key to measure no. of fetch treatment requests
	FetchTreatmentRequestCount metrics.MetricName = "fetch_treatment_request_count"
	// NoMatchingExperimentRequestCount is the key to measure no. of fetch treatment requests with no matching experiments
	NoMatchingExperimentRequestCount metrics.MetricName = "no_matching_experiment_request_count"
	// FetchTreatmentRequestDurationMsHelpString is the help string of the FetchTreatmentRequestDurationMs metric
	FetchTreatmentRequestDurationMsHelpString string = "Histogram for the runtime (in milliseconds) of Fetch Treatment requests"
	// ExperimentLookupDurationMsHelpString is the help string of the ExperimentLookupDurationMs metric
	ExperimentLookupDurationMsHelpString string = "Histogram for the runtime (in milliseconds) of experiment lookup"
	// FetchTreatmentRequestCountHelpString is the help string of the FetchTreatmentRequestCount metric
	FetchTreatmentRequestCountHelpString string = "Counter for no. of Fetch Treatment requests with matching experiments"
	// NoMatchingExperimentRequestCountHelpString is the help string of the NoMatchingExperimentRequestCount metric
	NoMatchingExperimentRequestCountHelpString string = "Counter for no. of Fetch Treatment requests with no matching experiments"
)