# Prometheus Endpoint
Metrics available for AhoyDTU device, inverters and channels.
Prometheus metrics provided at `/metrics` .
## Labels
| Label name | Description |
|:-------------|:--------------------------------------|
| version | current installed version of AhoyDTU |
| image | currently not used |
| devicename | Device name from setup |
| name | Inverter name from setup |
| serial | Serial number of inverter |
| inverter | Inverter name from setup |
| channel | Channel (Module) name from setup. Label only available if max power level of module is set to non-zero. Be sure to have a cannel name set in configuration. |
## Exported Metrics
| Metric name | Type | Description | Labels |
|----------------------------------------------|---------|----------------------------------------------------------|--------------|
| `ahoy_solar_info` | Gauge | Information about the AhoyDTU device | version, image, devicename |
| `ahoy_solar_uptime` | Counter | Seconds since boot of the AhoyDTU device | devicename |
| `ahoy_solar_freeheap` | Gauge | free heap memory of the AhoyDTU device | devicename |
| `ahoy_solar_wifi_rssi_db` | Gauge | Quality of the Wifi STA connection | devicename |
| `ahoy_solar_inverter_info` | Gauge | Information about the configured inverter(s) | name, serial |
| `ahoy_solar_inverter_enabled` | Gauge | Is the inverter enabled? | inverter |
| `ahoy_solar_inverter_is_available` | Gauge | is the inverter available? | inverter |
| `ahoy_solar_inverter_is_producing` | Gauge | Is the inverter producing? | inverter |
| `ahoy_solar_inverter_power_limit_read` | Gauge | Power Limit read from inverter. Defaults to 65535 | inverter |
| `ahoy_solar_inverter_power_limit_ack` | Gauge | Power Limit acknowledged by inverter | inverter |
| `ahoy_solar_inverter_max_power` | Gauge | Max Power of inverter | inverter |
| `ahoy_solar_inverter_radio_rx_success` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_rx_fail` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_rx_fail_answer` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_frame_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_tx_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_retransmits` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_iv_rx_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_iv_tx_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_dtu_rx_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_inverter_radio_dtu_rx_cnt` | Counter | NRF24 statistic of inverter | inverter |
| `ahoy_solar_U_AC_volt` | Gauge | AC voltage of inverter [V] | inverter |
| `ahoy_solar_I_AC_ampere` | Gauge | AC current of inverter [A] | inverter |
| `ahoy_solar_P_AC_watt` | Gauge | AC power of inverter [W] | inverter |
| `ahoy_solar_Q_AC_var` | Gauge | AC reactive power[var] | inverter |
| `ahoy_solar_F_AC_hertz` | Gauge | AC frequency [Hz] | inverter |
| `ahoy_solar_PF_AC` | Gauge | AC Power factor | inverter |
| `ahoy_solar_Temp_celsius` | Gauge | Temperature of inverter | inverter |
| `ahoy_solar_ALARM_MES_ID` | Gauge | Alarm message index of inverter | inverter |
| `ahoy_solar_LastAlarmCode` | Gauge | Last alarm code from inverter | inverter |
| `ahoy_solar_YieldDay_wattHours` | Counter | Energy converted to AC per day [Wh] | inverter,channel |
| `ahoy_solar_YieldDay_wattHours_total` | Counter | Energy converted to AC per day [Wh] for all moduls | inverter |
| `ahoy_solar_YieldTotal_kilowattHours` | Counter | Energy converted to AC since reset [kWh] | inverter,channel |
| `ahoy_solar_YieldTotal_kilowattHours_total` | Counter | Energy converted to AC since reset [kWh] for all modules | inverter |
| `ahoy_solar_P_DC_watt` | Gauge | DC power of inverter [W] | inverter |
| `ahoy_solar_Efficiency_ratio` | Gauge | ration AC Power over DC Power [%] | inverter |
| `ahoy_solar_U_DC_volt` | Gauge | DC voltage of channel [V] | inverter, channel |
| `ahoy_solar_I_DC_ampere` | Gauge | DC current of channel [A] | inverter, channel |
| `ahoy_solar_P_DC_watt` | Gauge | DC power of channel [P] | inverter, channel |
| `ahoy_solar_P_DC_watt_total` | Gauge | DC power of inverter [P] | inverter |
| `ahoy_solar_YieldDay_wattHours` | Counter | Energy converted to AC per day [Wh] | inverter, channel |
| `ahoy_solar_YieldTotal_kilowattHours` | Counter | Energy converted to AC since reset [kWh] | inverter, channel |
| `ahoy_solar_Irradiation_ratio` | Gauge | ratio DC Power over set maximum power per channel [%] | inverter, channel |
