I want to use the ntpdate command to adjust the time, but get the below information:[root@controller1 init.d]# ntpdate cn.pool.ntp.org 3 Jul 06:38:37 ntpdate[2924]: the NTP socket is in use, exitingFrom this post, I can know my port is using like this:[root@controller1 init.d]# netstat -lp -u -tActive Internet connections (only servers)Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    tcp        0      0 0.0.0.0:ssh             0.0.0.0:*               LISTEN      1090/sshd           tcp        0      0 localhost:smtp          0.0.0.0:*               LISTEN      1958/master         tcp6       0      0 [::]:ssh                [::]:*                  LISTEN      1090/sshd           tcp6       0      0 localhost:smtp          [::]:*                  LISTEN      1958/master         udp        0      0 45.117.42.120:ntp       0.0.0.0:*                           2806/ntpd           udp        0      0 10.2.2.120:ntp          0.0.0.0:*                           2806/ntpd           udp        0      0 controller1:ntp         0.0.0.0:*                           2806/ntpd           udp        0      0 localhost:ntp           0.0.0.0:*                           2806/ntpd           udp        0      0 0.0.0.0:ntp             0.0.0.0:*                           2806/ntpd           udp6       0      0 fe80::20c:29ff:fe18:ntp [::]:*                              2806/ntpd           udp6       0      0 fe80::20c:29ff:fe18:ntp [::]:*                              2806/ntpd           udp6       0      0 fe80::20c:29ff:fe18:ntp [::]:*                              2806/ntpd           udp6       0      0 localhost:ntp           [::]:*                              2806/ntpd           udp6       0      0 [::]:ntp                [::]:*                              2806/ntpd  So how can I adjust my time in CentOS 7 in here?
the NTP socket is in use, exiting
centos;ntp;ntpd