I have upgraded to z2m 2.9.2-1 and after that full start takes ~8 minutes. Before upgrade (v. 2.7.2-1) it took 1-2 minute maximum.
Starting Zigbee2MQTT without watchdog.
[2026-04-22 12:29:52] info: z2m: Logging to console, file (filename: log.log)
[2026-04-22 12:29:52] info: z2m: Starting Zigbee2MQTT version 2.9.2 (commit #unknown)
[2026-04-22 12:29:52] info: z2m: Starting zigbee-herdsman (10.0.5)
[2026-04-22 12:29:52] info: zh:zstack:znp: Opening SerialPort with {"path":"/dev/serial/by-id/usb-1a86_USB_Serial-if00-port0","baudRate":115200,"rtscts":false,"autoOpen":false}
[2026-04-22 12:29:52] info: zh:zstack:znp: Serialport opened
[2026-04-22 12:29:53] info: zh:zstack:znp: Writing CC2530/CC2531 skip bootloader payload
[2026-04-22 12:29:54] info: zh:zstack:znp: Skip bootloader for CC2652/CC1352
[2026-04-22 12:31:08] info: z2m: zigbee-herdsman started (resumed)
[2026-04-22 12:31:08] info: z2m: Coordinator firmware version: '{"meta":{"maintrel":1,"majorrel":2,"minorrel":7,"product":1,"revision":20250321,"transportrev":2},"type":"ZStack3x0"}'
[2026-04-22 12:31:08] info: z2m: Aqara_main_temp_hum_pres (0x00158d000349c2f8): WSDCGQ11LM - Aqara Temperature and humidity sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_movement_room (0x00158d00042209f8): RTCGQ11LM - Aqara Motion sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_double_key (0x00158d00036d3dc9): WXKG02LM_rev2 - Aqara Wireless remote switch (double rocker), 2018 model (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_dryer_eu (0x54ef44100062a2ad): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Balcony_temp_hum (0x00158d00039ea56c): WSDCGQ01LM - Xiaomi Mi temperature and humidity sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_movement_hallway (0x00158d00034cf394): RTCGQ11LM - Aqara Motion sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_tablet_eu (0x54ef441000598818): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Temp_hum_bath (0x00124b002a4ed890): SNZB-02 - SONOFF Temperature and humidity sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_EU_boiler (0x04cf8cdf3c759c89): ZNCZ04LM - Xiaomi Mi smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Geiger_dosimeter (0x00124b001ec82ed2): DIYRuZ_Geiger - DIYRuZ DiY Geiger counter (Router)
[2026-04-22 12:31:08] info: z2m: IKEA_bulb_bath_1_new (0x086bd7fffe06054e): LED1649C5 - IKEA TRADFRI bulb E12/E14/E17, white, candle, opal, 400 lm (Router)
[2026-04-22 12:31:08] info: z2m: Aqara_LED_room (0x00158d0002d755c6): ZNLDP12LM - Aqara Light bulb (Router)
[2026-04-22 12:31:08] info: z2m: HEIMAN_1 (0x00158d0001a8db49): HS1RC-N - Heiman Smart remote controller (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_lamp2_kitchen (0x00158d0003e74e71): ZNLDP12LM - Aqara Light bulb (Router)
[2026-04-22 12:31:08] info: z2m: Microwave_motion (0x00124b000cc386f9): Presence_Sensor_v2 - Bacchus Bacchus presence sensor with illuminance (Router)
[2026-04-22 12:31:08] info: z2m: Socket_EU_wash (0x04cf8cdf3c763ca0): ZNCZ04LM - Xiaomi Mi smart plug EU (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_water_leakage (0x00158d000242c4ce): SJCGQ11LM - Aqara Water leak sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: One_key_btn_kitchen (0x00158d00026db4f3): WXKG01LM - Xiaomi Mi wireless switch (EndDevice)
[2026-04-22 12:31:08] info: z2m: Movement_kitchen (0x00158d0003cc36b2): RTCGQ01LM - Xiaomi Mi motion sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: One_key_btn_bath (0x00158d000363969a): WXKG01LM - Xiaomi Mi wireless switch (EndDevice)
[2026-04-22 12:31:08] info: z2m: Kitchen_temp_hum (0x00158d00033e7c4f): WSDCGQ01LM - Xiaomi Mi temperature and humidity sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_EU_room_main (0x04cf8cdf3c867ea8): ZNCZ04LM - Xiaomi Mi smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Freepad_letv (0x00124b000adb8b20): FreePad_LeTV_8 - DIYRuZ LeTV 8key FreePad mod (EndDevice)
[2026-04-22 12:31:08] info: z2m: IKEA_bulb_bath_3 (0x086bd7fffe2c634e): LED1649C5 - IKEA TRADFRI bulb E12/E14/E17, white, candle, opal, 400 lm (Router)
[2026-04-22 12:31:08] info: z2m: IKEA_bulb_bath_2 (0x000d6ffffefd8e25): LED1649C5 - IKEA TRADFRI bulb E12/E14/E17, white, candle, opal, 400 lm (Router)
[2026-04-22 12:31:08] info: z2m: Contact_leakage_bath (0x00158d000423f442): MCCGQ01LM - Xiaomi Mi door and window sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Flower_1 (0x00124b002260a15c): DIYRuZ_Flower - DIYRuZ Flower sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Water_leakage_wash_machine (0x00158d0008e0ac1a): SJCGQ11LM - Aqara Water leak sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_additional_mibox (0x04cf8cdf3c8a332b): ZNCZ04LM - Xiaomi Mi smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Socket_additional_ps5 (0x04cf8cdf3c8a252f): ZNCZ04LM - Xiaomi Mi smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Socket_additional_tv (0x04cf8cdf3c8a32f0): ZNCZ04LM - Xiaomi Mi smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: One_key_btn_room (0x00158d00064452a2): WXKG01LM - Xiaomi Mi wireless switch (EndDevice)
[2026-04-22 12:31:08] info: z2m: Flower_pedilantus (0x00124b0022fff6e2): DIYRuZ_Flower - DIYRuZ Flower sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Freepad_20 (0x00124b00246eab87): DIYRuZ_FreePad - DIYRuZ DiY 8/12/20 button keypad (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_fridge_eu (0x04cf8cdf3c79d4fb): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Aqara_water_leakage_kitchen (0x00158d0007f2bbc7): SJCGQ11LM - Aqara Water leak sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Aqara_contact_balcony_window (0x00158d0006a09510): MCCGQ11LM - Aqara Door and window sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Efektalab_round_CO2 (0x00124b002871e43c): EFEKTA_iAQ - EFEKTA CO2 Monitor with IPS TFT Display, outdoor temperature and humidity, date and time (Router)
[2026-04-22 12:31:08] info: z2m: 0x04cf8cdf3c79da34 (0x04cf8cdf3c79da34): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Socket_t_euro (0x54ef4410007edfbc): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Outside_temp_hum_efekta (0x00124b00272a6b08): Not supported (EndDevice)
[2026-04-22 12:31:08] info: z2m: Kitchen_gas_counter (0x00124b002fa79001): ptvo_counter_2ch - Custom devices (DiY) 2 channel counter (EndDevice)
[2026-04-22 12:31:08] info: z2m: light_informer (0x00124b00272cd89c): Not supported (EndDevice)
[2026-04-22 12:31:08] info: z2m: battery_socket (0x54ef4410008538be): SP-EUC01 - Aqara Smart plug EU (Router)
[2026-04-22 12:31:08] info: z2m: Contact_basic (0x00158d000ae0fd4e): MCCGQ11LM - Aqara Door and window sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Efekta_air_quality (0x00124b002fb3c5e9): Not supported (Router)
[2026-04-22 12:31:08] info: z2m: Temp_outside_backup (0x00124b002933402d): SNZB-02 - SONOFF Temperature and humidity sensor (EndDevice)
[2026-04-22 12:31:08] info: z2m: Socket_kettle_new (0xa4c138cc13a9f7bf): TS011F_plug_1 - Tuya Smart plug (with power monitoring) (Router)
[2026-04-22 12:31:08] info: z2m: Aqara_lamp_entrance (0x54ef441000c88cd0): ZNLDP13LM - Aqara Light bulb T1 (Router)
[2026-04-22 12:31:08] info: z2m: One_btn_entrance (0x54ef4410008232d3): WXKG13LM - Aqara Wireless mini switch T1 (EndDevice)
[2026-04-22 12:31:08] info: z2m: Efekra_air_q_screen (0x00124b0014a8a174): EFEKTA_Air_Quality_Station - EFEKTA Air quality station (Router)
[2026-04-22 12:31:08] info: z2m: Gled_kitchen_lamp1 (0xa4c138402fd1eac9): GL-B-001P - Gledopto Zigbee 4W E12/E14 Bulb RGB+CCT (pro) (Router)
[2026-04-22 12:31:08] info: z2m: Gled_kitchen_lamp2 (0xa4c13826cfb37843): GL-B-001P - Gledopto Zigbee 4W E12/E14 Bulb RGB+CCT (pro) (Router)
[2026-04-22 12:31:08] info: z2m: Aqara_mini (0x54ef44100130c65a): T2_E27 - Aqara E27 RGB led bulb (Router)
[2026-04-22 12:31:08] info: z2m: Currently 54 devices are joined.
[2026-04-22 12:31:08] info: z2m: Connecting to MQTT server at mqtt://192.168.1.10:1883
[2026-04-22 12:31:09] info: z2m: Connected to MQTT server
[2026-04-22 12:31:09] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/bridge/state', payload '{"state":"online"}'
[2026-04-22 12:31:09] info: z2m: Loaded external converter 'EFEKTA_Smart_AQ_Box_R2.js'.
[2026-04-22 12:32:11] info: z2m: Loaded external converter 'EFEKTA_TH_LR.js'.
[2026-04-22 12:33:16] info: z2m: Loaded external converter 'EFEKTA_iAQ.js'.
[2026-04-22 12:34:18] info: z2m: Loaded external converter 'USBswitch030823.js'.
[2026-04-22 12:35:21] info: z2m: Loaded external converter 'presence.sensor.v2.js'.
[2026-04-22 12:36:25] info: z2m: Loaded external converter 'ptvo_led_inform.js'.
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_main_temp_hum_pres/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_movement_room/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_double_key/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_dryer_eu/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Balcony_temp_hum/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_movement_hallway/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_tablet_eu/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Temp_hum_bath/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_EU_boiler/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Geiger_dosimeter/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/IKEA_bulb_bath_1_new/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_LED_room/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/HEIMAN_1/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Temp_outside_backup/availability', payload '{"state":"online"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Temp_outside_backup', payload '{"battery":100,"humidity":40.21,"linkquality":94,"temperature":15.49,"voltage":3000}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_lamp2_kitchen/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:25] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Microwave_motion/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_EU_wash/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_water_leakage/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/One_key_btn_kitchen/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Movement_kitchen/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/One_key_btn_bath/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Kitchen_temp_hum/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_EU_room_main/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Freepad_letv/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/IKEA_bulb_bath_3/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/IKEA_bulb_bath_2/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Contact_leakage_bath/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Flower_1/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Water_leakage_wash_machine/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_additional_mibox/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_additional_ps5/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_additional_tv/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/One_key_btn_room/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Flower_pedilantus/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Freepad_20/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_fridge_eu/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_water_leakage_kitchen/availability', payload '{"state":"online"}'
[2026-04-22 12:36:26] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_contact_balcony_window/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Efektalab_round_CO2/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/0x04cf8cdf3c79da34/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_t_euro/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Outside_temp_hum_efekta/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Kitchen_gas_counter/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/light_informer/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/battery_socket/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Contact_basic/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Efekta_air_quality/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_kettle_new/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_lamp_entrance/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/One_btn_entrance/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Efekra_air_q_screen/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Gled_kitchen_lamp1/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Gled_kitchen_lamp2/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_mini/availability', payload '{"state":"online"}'
[2026-04-22 12:36:27] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/gled_kitchen_lights/availability', payload '{"state":"offline"}'
[2026-04-22 12:36:27] info: z2m: Started frontend on port 8099
[2026-04-22 12:36:28] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_main_temp_hum_pres', payload '{"battery":100,"humidity":40.58,"linkquality":178,"power_outage_count":20705,"pressure":1007.5,"temperature":25.93,"voltage":3035}'
[2026-04-22 12:36:28] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_movement_room', payload '{"battery":100,"device_temperature":31,"illuminance":27,"linkquality":61,"occupancy":false,"power_outage_count":13,"temperature":33,"voltage":3005}'
[2026-04-22 12:36:28] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Aqara_double_key', payload '{"action":null,"battery":100,"device_temperature":30,"linkquality":145,"power_outage_count":223,"voltage":3045}'
[2026-04-22 12:36:28] info: z2m:mqtt: MQTT publish: topic 'zigbee2mqtt/Socket_dryer_eu', payload '{"auto_off":false,"button_lock":"OFF","consumer_connected":false,"consumption":16.87110710144043,"current":0,"device_temperature":20,"energy":16.87,"led_disabled_night":false,"linkquality":83,"overload_protection":2300,"power":0,"power_outage_count":12,"power_outage_memory":null,"state":"OFF","update":{"installed_version":-1,"latest_version":-1,"state":null},"update_available":false,"voltage":231}'
What happened?
I have upgraded to z2m 2.9.2-1 and after that full start takes ~8 minutes. Before upgrade (v. 2.7.2-1) it took 1-2 minute maximum.
What did you expect to happen?
No response
How to reproduce it (minimal and precise)
No response
Zigbee2MQTT version
2.9.2-1
Adapter firmware version
20250321
Adapter
cc2652p
Setup
Homeassistant:
SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) - 6.1.0-32-amd64 - x64
Device
database.dbentryNo response
Debug log
Start: 12:29:52
End: 12:36:27
Notes