Resolve "Requesting information from the Controller via NBI takes very long"

Description

Related Issue

#230 (closed)

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

cli/adapter/PndAdapter.go

@@ -74,7 +74,7 @@ func (p *PndAdapter) GetDevice(ctx context.Context, identifier string) (*ppb.Get
 	return resp, nil
 }
 
-// GetDevices requests all devices belonging to the PrincipalNetworkDomain
+// GetFlattenedDevices requests all devices belonging to the PrincipalNetworkDomain
 // attached to this adapter. The requested devices also contain their config
 // information as gNMI notifications.
 func (p *PndAdapter) GetFlattenedDevices(ctx context.Context) (*ppb.GetFlattenedOndListResponse, error) {