SONARPLEX supports detection of flapping hosts and services. Flapping means that services or hosts are changing their status (you can view service and host status respectively in
> Monitoring > Servicesfor service status or or Insert excerpt _UserWeb _UserWeb nopanel true
> Monitoring > Hostsfor host status) too frequently.Insert excerpt _UserWeb _UserWeb nopanel true
For detecting hosts and services flap, proceed as follows:
- Open the
> Configuration > Advanced > Flap DetectionInsert excerpt _AdminWeb _AdminWeb nopanel true - Enable the checkbox „Enable Flap detection”
- You can If necessary, modify the default setting
- Save your settings by clicking on
...
- (threshold for detection of service/host flapping) and click on to save and apply the changes.
Flap Handling
When a flapping service or host is detected for the first time, SONARPLEX will:
...
- Create an event log message indicating that the service or host has stopped flapping.
- Delete the comment that was originally added to the service or host when it started flapping.
- Send a "flapping stop" notification for the host or service to appropriate contacts.
- Start to send other notifications for the service or host.
Utilities
Utitlities with self-explaining names can be used to manage flap detection immediately without restarting monitoring process.