option masterOnly is deprecated, please use serverOnly instead ptp4l[269851.667]: ethtool ptp4l[269851.668]: selected /dev/ptp2 as PTP clock ptp4l[269851.671]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269851.672]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269851.673]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269851.673]: ethtool ptp4l[269858.944]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[269858.944]: selected local clock 000db9.fffe.609a4a as best master ptp4l[269858.944]: port 1 (eth2): assuming the grand master role