Module metrics

Structs

• GRPC_HANDLE_PROMQL_ELAPSED
• GRPC_HANDLE_QUERY_ELAPSED
  Timer of handling query in RPC handler.
• GRPC_HANDLE_SQL_ELAPSED
• HEARTBEAT_RECV_COUNT
  The number of heartbeats received by frontend node, labeled with result type.
• HEARTBEAT_SENT_COUNT
  The number of heartbeats send by frontend node.
• OTLP_LOGS_ROWS
  The number of OpenTelemetry logs send by frontend node.
• OTLP_METRICS_ROWS
  The number of OpenTelemetry metrics send by frontend node.
• OTLP_TRACES_ROWS
  The number of OpenTelemetry traces send by frontend node.
• PROMQL_QUERY_METRICS_ELAPSED