RUNCLUVFY: PRVF-5436 : The NTP daemon running on one or more nodes lacks the slewing option "-x"

[oracle@oracle-node-1 grid]$ ./runcluvfy.sh stage -pre dbinst -n oracle-node-1,oracle-node-2 -r 11gR2 –verbose

…..

Check for NTP daemon or service alive passed on all nodes

Checking NTP daemon command line for slewing option "-x"

Check: NTP daemon command line

  Node Name                             Slewing Option Set?

  ------------------------------------  ------------------------

  oracle-node-1                         no

  oracle-node-2                         no

Result:

NTP daemon slewing option check failed on some nodes

PRVF-5436 : The NTP daemon running on one or more nodes lacks the slewing option "-x"

Result: Clock synchronization check using Network Time Protocol(NTP) failed

…..

[root@oracle-node-1 sysconfig]# vi /etc/sysconfig/ntpd

# Drop root to id 'ntp:ntp' by default.

OPTIONS="-x -u ntp:ntp -p /var/run/ntpd.pid -g"

[root@oracle-node-1 sysconfig]# service ntpd restart

Shutting down ntpd:                                        [  OK  ]

Starting ntpd:                                             [  OK  ]

[root@oracle-node-1 sysconfig]#