HPA with http requests

chart/stable/podinfo/README.md

@@ -34,6 +34,7 @@ Parameter | Description | Default
 `hpa.enabled` | Enables HPA | `false`
 `hpa.cpu` | Target CPU usage per pod | None
 `hpa.memory` | Target memory usage per pod | None
+`hpa.requests` | Target requests per second per pod | None
 `hpa.maxReplicas` | Maximum pod replicas | `10`
 `ingress.hosts` | Ingress accepted hostnames | None
 `ingress.tls` | Ingress TLS configuration | None:

chart/stable/podinfo/templates/hpa.yaml

@@ -23,4 +23,10 @@ spec:
       name: memory
       targetAverageValue: {{ .Values.hpa.memory }}
   {{- end }}
+  {{- if .Values.hpa.requests }}
+  - type: Pod
+      pods:
+        metricName: http_requests
+        targetAverageValue: {{ .Values.hpa.requests }}
+  {{- end }}
 {{- end }}

chart/stable/podinfo/values.yaml

@@ -21,6 +21,8 @@ hpa:
   cpu:
   # average memory usage per pod (100Mi-1Gi)
   memory:
+  # average http requests per second per pod (k8s-prometheus-adapter)
+  requests:
 
 ingress:
   enabled: false