The ntpq utility program is used to monitor Network Time Protocol daemon operations and determine performance.<br><small>Status message of the NTP daemon. Columns from left to right: status of 'peers' (*: Current main peer; +: Candidate for synchronization; #: No current candidate for synchronization; -: Not considered for synchronization); Server name (remote); Time source ID, the IP of the server from which the peer has the time (refid); Stratum of the server (st); Type of server (u: Unicast); when the last time was interrogated in seconds (when); is the interval at which the server is polled (poll in seconds); how often the server has been reached (reach; 377 means that the last 8 queries were successful, a shift register); the running time (round trip time, milliseconds) of the NTP packet (delay); the offset of the local clock to the server (offset in milliseconds) and how strong the requested time varies between two query samples (jitter, milliseconds)</small>
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