option masterOnly is deprecated, please use serverOnly instead ptp4l[91486.661]: ethtool ptp4l[91486.662]: selected /dev/ptp2 as PTP clock ptp4l[91486.665]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[91486.666]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[91486.666]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[91486.667]: ethtool ptp4l[91493.888]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[91493.888]: selected local clock 000db9.fffe.60adba as best master ptp4l[91493.888]: port 1 (eth2): assuming the grand master role