This nsd and vnfs can be used to test Service KPI based scaling feat

hackfest_basic_service_kpi_ns/hackfest_basic_service_kpi_nsd.yaml

+nsd:
+  nsd:
+  - description: Simple NS with a single VNF and a single VL
+    df:
+    - id: default-df
+      vnf-profile:
+      - id: '1'
+        virtual-link-connectivity:
+        - constituent-cpd-id:
+          - constituent-base-element-id: '1'
+            constituent-cpd-id: vnf-cp0-ext
+          virtual-link-profile-id: mgmtnet
+        vnfd-id: hackfest_basic-vnf
+    id: hackfest_basic-ns
+    name: hackfest_basic-ns
+    version: '1.0'
+    virtual-link-desc:
+    - id: mgmtnet
+      mgmt-network: false
+      vim-network-name: external
+    vnfd-id:
+    - hackfest_basic-vnf

hackfest_basic_service_kpi_vnf/cloud_init/cloud-config.txt

+#cloud-config
+password: osm2022
+chpasswd: { expire: False }
+ssh_pwauth: True
+
+runcmd:
+- wget https://github.com/prometheus/node_exporter/releases/download/v0.18.1/node_exporter-0.18.1.linux-amd64.tar.gz
+- tar xzvf node_exporter-0.18.1.linux-amd64.tar.gz
+- nohup ./node_exporter-0.18.1.linux-amd64/node_exporter &

hackfest_basic_service_kpi_vnf/exporter-endpoint/prometheus-job-template.j2

+-   job_name: '{{ JOB_NAME }}'
+    static_configs:
+      - targets:
+          - {{ TARGET_IP }}:{{TARGET_PORT}}
+    metrics_path: {{ METRIC_PATH }}
+    metric_relabel_configs:
+      - source_labels: [__name__]
+        regex: '(.*)'
+        replacement: 'osm_${1}'
+        target_label: __name__
+

hackfest_basic_service_kpi_vnf/hackfest_basic_service_kpi_vnfd.yaml

+vnfd:
+  description: A basic VNF descriptor w/ one VDU
+  df:
+  - id: default-df
+    instantiation-level:
+    - id: default-instantiation-level
+      vdu-level:
+      - number-of-instances: 1
+        vdu-id: hackfest_basic-VM
+    vdu-profile:
+    - id: hackfest_basic-VM
+      min-number-of-instances: 1
+      max-number-of-instances: 3
+    exporters-endpoints:
+      metric-path: /metrics
+      metric-port: 9100
+      external-connection-point-ref: vnf-cp0-ext
+    scaling-aspect:
+    - aspect-delta-details:
+        deltas:
+        - id: vdu_autoscale-delta
+          vdu-delta:
+          - id: hackfest_basic-VM
+            number-of-instances: "1"
+      id: vdu_autoscale
+      max-scale-level: 1
+      name: vdu_autoscale
+      scaling-policy:
+      - cooldown-time: 3
+        name: cpu_util_above_threshold
+        scaling-criteria:
+        - name: cpu_util_above_threshold
+          scale-in-relational-operation: LT
+          scale-in-threshold: 47900000
+          scale-out-relational-operation: GT
+          scale-out-threshold: 48000000
+          vnf-monitoring-param-ref: vnf_cpu_util
+        scaling-type: automatic
+        threshold-time: 3
+
+  ext-cpd:
+  - id: vnf-cp0-ext
+    int-cpd:
+      cpd: vdu-eth0-int
+      vdu-id: hackfest_basic-VM
+  id: hackfest_basic-vnf
+  mgmt-cp: vnf-cp0-ext
+  product-name: hackfest_basic-vnf
+  sw-image-desc:
+  - id: ubuntu20.04
+    name: ubuntu20.04
+    image: ubuntu20.04
+  - id: ubuntu20.04-aws
+    name: ubuntu20.04-aws
+    image: ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-20231025
+    vim-type: aws
+  - id: ubuntu20.04-azure
+    name: ubuntu20.04-azure
+    image: Canonical:0001-com-ubuntu-server-focal:20_04-lts:latest
+    vim-type: azure
+  - id: ubuntu20.04-gcp
+    name: ubuntu20.04-gcp
+    image: ubuntu-os-cloud:image-family:ubuntu-2004-lts
+    vim-type: gcp
+  vdu:
+  - cloud-init-file: cloud-config.txt
+    supplemental-boot-data:
+      boot-data-drive: true
+    id: hackfest_basic-VM
+    name: hackfest_basic-VM
+    sw-image-desc: ubuntu20.04
+    alternative-sw-image-desc:
+    - ubuntu18.04-aws
+    - ubuntu18.04-azure
+    - ubuntu18.04-gcp
+    virtual-compute-desc: hackfest_basic-VM-compute
+    virtual-storage-desc:
+    - hackfest_basic-VM-storage
+    int-cpd:
+    - id: vdu-eth0-int
+      virtual-network-interface-requirement:
+      - name: vdu-eth0
+        virtual-interface:
+          type: PARAVIRT
+    monitoring-parameter:
+    - id: vnf_cpu_util
+      name: vnf_cpu_util
+      performance-metric: kpi_node_memory_Slab_bytes
+  version: 1.0
+  virtual-compute-desc:
+  - id: hackfest_basic-VM-compute
+    virtual-cpu:
+      num-virtual-cpu: 1
+    virtual-memory:
+      size: 1.0
+  virtual-storage-desc:
+  - id: hackfest_basic-VM-storage
+    size-of-storage: 10
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