Exadata Nodes May Have Mandatory Lines Missing In /etc/ntp.conf
(Doc ID 1663047.1)
Last updated on FEBRUARY 03, 2019
Applies to:Oracle Exadata Storage Server Software - Version 18.104.22.168.1 to 22.214.171.124.0 [Release 11.2]
Information in this document applies to any platform.
If you are using Exadata Storage Server software 126.96.36.199.0 or 188.8.131.52.1
if cluvfy is reporting following errors.
Command : cluvfy comp clocksync -n all -verbose
"NTP common Time Server Check started...
PRVF-5410 : Check of common NTP Time Server failed
PRVF-5416 : Query of NTP daemon failed on all nodes
Result: Clock synchronization check using Network Time Protocol(NTP) failed
PRVF-9652 : Cluster Time Synchronization Services check failed
Verification of Clock Synchronization across the cluster nodes was unsuccessful on all the specified nodes."
Exachk may succeed .
(Reference: Oracle Exadata Database Machine exachk or HealthCheck <Note 1070954.1>
In addition to the above ;
You may also try following command
# ntpq -pn
If you are getting following error.
localhost.localdomain: timed out, nothing received
***Request timed out
You are using Exadata Storage Server software 184.108.40.206.0 or 220.127.116.11.1
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