apiVersion: apps/v1
kind: Deployment
metadata:
  name: memconsumer
  labels:
    app: memconsumer
spec:
  replicas: 1
  selector:
    matchLabels:
      app: memconsumer
  template:
    metadata:
      labels:
        app: memconsumer
      annotations:
        prometheus.io/scrape: "true"
        prometheus.io/port: "8080"
        prometheus.io/path: "/metrics"
    spec:
      containers:
        - name: memconsumer
          image: memconsumer:latest
          env:
            - name: INITIAL_MB
              value: "50"
            - name: ALLOC_MB
              value: "25"
            - name: INTERVAL
              value: "10s"
            - name: MAX_MB
              value: "200"
          ports:
            - containerPort: 8080
              name: metrics
          resources:
            requests:
              memory: "64Mi"
              cpu: "50m"
            limits:
              memory: "256Mi"  # OOMKill trigger point
              cpu: "100m"
          livenessProbe:
            httpGet:
              path: /healthz
              port: 8080
            initialDelaySeconds: 3
            periodSeconds: 5
          readinessProbe:
            httpGet:
              path: /healthz
              port: 8080
            initialDelaySeconds: 3
            periodSeconds: 5
---
apiVersion: v1
kind: Service
metadata:
  name: memconsumer
  labels:
    app: memconsumer
spec:
  selector:
    app: memconsumer
  ports:
    - port: 8080
      targetPort: 8080
      name: metrics