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@startuml
title ONAP Scaling Use Cases
collections VNFC
participant "APPC/SDNC" as Controller
participant SO
participant VID
participant Policy
participant DCAE
== USE CASE SPECIFIC FUNCTIONALITY ==
alt Manual Use Case
else Auto Use Case
VNFC -> DCAE : Telemetry (existing instance)
DCAE -> Policy : Control Loop Event
Policy -> Policy : Do Scale Out
Policy -> SO : Scale Out
end
== COMMON FUNCTIONALITY ==
SO -> Controller : Health Check
Controller -> VNFC : Health Check (Existing Instance)
SO -> Controller : ConfigScaleOut()
Controller -> VNFC : ConfigScaleOut()
VNFC -> VNFC : Create new instance
VNFC -> DCAE : Telemetry (new instance)
@enduml
