Http influxdb write duration per database.
Http logs query duration per database.
Http prometheus endpoint query duration per database.
Http pql query duration per database.
Prometheus remote write codec duration.
Duration to convert prometheus write request to gRPC request.
Decode duration of prometheus write request.
Http prometheus read duration per database.
Http prometheus write duration per database.
Http SQL query duration per database.
A metrics middleware.
The samples count of Prometheus remote write.