[root@Sailfish ~]# systemctl status sensorfwd -l
sensorfwd.service - Sensor daemon for sensor framework
   Loaded: loaded (/lib/systemd/system/sensorfwd.service; disabled)
   Active: active (running) since Mon 2017-05-22 17:15:21 EEST; 21s ago
  Process: 4789 ExecStart=/usr/sbin/sensorfwd -c=/etc/sensorfw/primaryuse.conf -d --log-level=debug --no-magnetometer-bg-calibration (code=exited, status=0/SUCCESS)
 Main PID: 4790 (sensorfwd)
   CGroup: /system.slice/sensorfwd.service
           └─4790 /usr/sbin/sensorfwd -c=/etc/sensorfw/primaryuse.conf -d --log-level=debug --no-magnetometer-bg-calibration

May 22 17:15:22 Sailfish sensorfwd[4790]: Requesting sensor:  "proximitysensor"
May 22 17:15:22 Sailfish sensorfwd[4790]: Adding sensor:  "proximitysensor"
May 22 17:15:22 Sailfish sensorfwd[4790]: Requesting adaptor:  "proximityadaptor"
May 22 17:15:22 Sailfish sensorfwd[4790]: Introduced new interval:  0 - 1000
May 22 17:15:22 Sailfish sensorfwd[4790]: Introduced new data range:  -4.5 - 4.5 ,  1
May 22 17:15:22 Sailfish sensorfwd[4790]: Instantiated adaptor ' "proximityadaptor" '. Valid =  true
May 22 17:15:22 Sailfish sensorfwd[4790]: joining reader to ringbuffer.
May 22 17:15:22 Sailfish sensorfwd[4790]: joining reader to ringbuffer.
May 22 17:15:22 Sailfish sensorfwd[4790]: void HybrisManager::startReader(HybrisAdaptor*) failed for Bad file descriptor
May 22 17:15:22 Sailfish sensorfwd[4790]: Node ' "proximityadaptor" ' state changed to invalid