How to tell if an interface/component is not being created because DoNotCreateFiltered items is true

Products

• Network Observability
• CA Performance Management

Issue/Introduction

An interface/component is not being created and it is not clear why.

When looking at the Default Polling Behavior settings, DoNotCreateFilteredItems is set to true.

How to determine if the interface/component is being filtered by a Monitoring Profile filter, and thus not being discovered do this setting.

Environment

DX NetOps Performance Management all supported versions

Resolution

1) Find the device under Administration->Monitored devices.

2) Select the device, and the polled metric families tab on the device.

3) Right click on the Metric Family row (such as Interface)  and click "Update Metric Family with Logging".
    The metric family will show "Discovering"

4) Refresh the list of metric families until the Interface metric family returns to "Supported".

5) Click the Details tab and at the bottom expand "Discovery History Log"

6) Click refresh at the bottom of the page and review the text.

If the interface/component is being filtered out by the Monitoring Profile filter then you will see logging similar to:

YYYY-MM-DD HH:MM:SS:### - Not creating filtered item: Item.Name:<name>;Item.Description:<description>;