● bluetooth.service - Bluetooth service
     Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
     Active: active (running) since Fri 2020-11-13 16:08:58 IST; 54min ago
       Docs: man:bluetoothd(8)
   Main PID: 582 (bluetoothd)
     Status: "Running"
      Tasks: 1 (limit: 4015)
     Memory: 2.9M
     CGroup: /system.slice/bluetooth.service
             └─582 /usr/libexec/bluetooth/bluetoothd

Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalConnect” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowConnect” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEMinConnectionInterval” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEMaxConnectionInterval” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEConnectionLatency” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEConnectionSupervisionTimeout” in group “Controller”
Nov 13 16:08:54 debian bluetoothd[582]: src/main.c:parse_controller_config() Key file does not have key “LEAutoconnecttimeout” in group “Controller”
Nov 13 16:08:58 debian systemd[1]: Started Bluetooth service.
Nov 13 16:08:58 debian bluetoothd[582]: Starting SDP server
Nov 13 16:09:00 debian bluetoothd[582]: Bluetooth management interface 1.18 initialized