pi@piaware:~ $ sudo journalctl -u dump1090-fa -n50 --no-pager
-- Logs begin at Fri 2019-01-04 15:30:58 UTC, end at Fri 2019-01-04 16:28:23 UTC. --
Jan 04 16:26:16 piaware systemd[1]: dump1090-fa.service holdoff time over, scheduling restart.
Jan 04 16:26:16 piaware systemd[1]: Stopping dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:26:16 piaware systemd[1]: Starting dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:26:16 piaware systemd[1]: Started dump1090 ADS-B receiver (FlightAware customization).
Jan 04 16:26:16 piaware dump1090-fa[4694]: Fri Jan 4 16:26:16 2019 UTC dump1090-fa 3.6.3~bpo8+1 starting up.
Jan 04 16:26:16 piaware dump1090-fa[4694]: rtlsdr: using device #0: Generic RTL2832U OEM (Realtek, RTL2838UHIDIR, SN 00000001)
Jan 04 16:26:16 piaware dump1090-fa[4694]: usb_claim_interface error -6
Jan 04 16:26:16 piaware systemd[1]: dump1090-fa.service: main process exited, code=exited, status=1/FAILURE
Jan 04 16:26:16 piaware systemd[1]: Unit dump1090-fa.service entered failed state.
Jan 04 16:26:16 piaware dump1090-fa[4694]: rtlsdr: error opening the RTLSDR device: Device or resource busy
Jan 04 16:26:46 piaware systemd[1]: dump1090-fa.service holdoff time over, scheduling restart.
Jan 04 16:26:46 piaware systemd[1]: Stopping dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:26:46 piaware systemd[1]: Starting dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:26:46 piaware systemd[1]: Started dump1090 ADS-B receiver (FlightAware customization).
Jan 04 16:26:46 piaware dump1090-fa[4757]: Fri Jan 4 16:26:46 2019 UTC dump1090-fa 3.6.3~bpo8+1 starting up.
Jan 04 16:26:46 piaware dump1090-fa[4757]: rtlsdr: using device #0: Generic RTL2832U OEM (Realtek, RTL2838UHIDIR, SN 00000001)
Jan 04 16:26:46 piaware dump1090-fa[4757]: usb_claim_interface error -6
Jan 04 16:26:46 piaware dump1090-fa[4757]: rtlsdr: error opening the RTLSDR device: Device or resource busy
Jan 04 16:26:46 piaware systemd[1]: dump1090-fa.service: main process exited, code=exited, status=1/FAILURE
Jan 04 16:26:46 piaware systemd[1]: Unit dump1090-fa.service entered failed state.
Jan 04 16:27:16 piaware systemd[1]: dump1090-fa.service holdoff time over, scheduling restart.
Jan 04 16:27:16 piaware systemd[1]: Stopping dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:27:16 piaware systemd[1]: Starting dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:27:16 piaware systemd[1]: Started dump1090 ADS-B receiver (FlightAware customization).
Jan 04 16:27:16 piaware dump1090-fa[4766]: Fri Jan 4 16:27:16 2019 UTC dump1090-fa 3.6.3~bpo8+1 starting up.
Jan 04 16:27:16 piaware dump1090-fa[4766]: rtlsdr: using device #0: Generic RTL2832U OEM (Realtek, RTL2838UHIDIR, SN 00000001)
Jan 04 16:27:16 piaware dump1090-fa[4766]: usb_claim_interface error -6
Jan 04 16:27:16 piaware dump1090-fa[4766]: rtlsdr: error opening the RTLSDR device: Device or resource busy
Jan 04 16:27:16 piaware systemd[1]: dump1090-fa.service: main process exited, code=exited, status=1/FAILURE
Jan 04 16:27:16 piaware systemd[1]: Unit dump1090-fa.service entered failed state.
Jan 04 16:27:47 piaware systemd[1]: dump1090-fa.service holdoff time over, scheduling restart.
Jan 04 16:27:47 piaware systemd[1]: Stopping dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:27:47 piaware systemd[1]: Starting dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:27:47 piaware systemd[1]: Started dump1090 ADS-B receiver (FlightAware customization).
Jan 04 16:27:47 piaware dump1090-fa[4773]: Fri Jan 4 16:27:47 2019 UTC dump1090-fa 3.6.3~bpo8+1 starting up.
Jan 04 16:27:47 piaware dump1090-fa[4773]: rtlsdr: using device #0: Generic RTL2832U OEM (Realtek, RTL2838UHIDIR, SN 00000001)
Jan 04 16:27:47 piaware dump1090-fa[4773]: usb_claim_interface error -6
Jan 04 16:27:47 piaware dump1090-fa[4773]: rtlsdr: error opening the RTLSDR device: Device or resource busy
Jan 04 16:27:47 piaware systemd[1]: dump1090-fa.service: main process exited, code=exited, status=1/FAILURE
Jan 04 16:27:47 piaware systemd[1]: Unit dump1090-fa.service entered failed state.
Jan 04 16:28:17 piaware systemd[1]: dump1090-fa.service holdoff time over, scheduling restart.
Jan 04 16:28:17 piaware systemd[1]: Stopping dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:28:17 piaware systemd[1]: Starting dump1090 ADS-B receiver (FlightAware customization)...
Jan 04 16:28:17 piaware systemd[1]: Started dump1090 ADS-B receiver (FlightAware customization).
Jan 04 16:28:17 piaware dump1090-fa[4783]: Fri Jan 4 16:28:17 2019 UTC dump1090-fa 3.6.3~bpo8+1 starting up.
Jan 04 16:28:17 piaware dump1090-fa[4783]: rtlsdr: using device #0: Generic RTL2832U OEM (Realtek, RTL2838UHIDIR, SN 00000001)
Jan 04 16:28:17 piaware dump1090-fa[4783]: usb_claim_interface error -6
Jan 04 16:28:17 piaware dump1090-fa[4783]: rtlsdr: error opening the RTLSDR device: Device or resource busy
Jan 04 16:28:17 piaware systemd[1]: dump1090-fa.service: main process exited, code=exited, status=1/FAILURE
Jan 04 16:28:17 piaware systemd[1]: Unit dump1090-fa.service entered failed state.
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