Override Default Application Values¶
You can override default application values using the commands described in this section.
Procedure
View existing values.
~(keystone_admin)]$ system helm-override-show ptp-notification ptp-notification notification
Create a yaml file and update the fields that require Helm overrides.
cat ~/override.yaml ptptracking: device: holdover_seconds: 25 poll_freq_seconds: 2
Apply the values.
Application values can be added by the user and applied, using the following commands.
Note
The application could be in the “uploaded” or “applied” state.
~(keystone_admin)]$ system helm-override-update ptp-notification ptp-notification notification -–values <override.yaml>
~(keystone_admin)]$ system application-apply ptp-notification
where the values are:
- simulated
value must be ‘false’ for a normal operation (used only for troubleshooting).
- holdover_seconds
value is the holdover time provided by the NIC specification. The default is 15 seconds.
- poll_freq_seconds
is the frequency that the tracking function monitors the
ptp4l
to derive the PTP sync state. The default is 2 seconds.