No metric kubernetes.pod.cpu.usage.limit.pct in event output

Elastic Stack Beats
1

Metricbeat documentation shows that pod level metrics should show kubernetes.pod.cpu.usage.limit.pct. I am using the github reference for setting up metricbeat, but cant see any pod percentages. Only thing showing up for pod level metrics is bytes used.

1 Like
2

HI @Ethan_Lebioda

Please, can you share your metricbeat config, please? Also, do you have any resource limits set up on your deployments? I'm not sure now but I think that that limit is only visible if they are set.

Thanks in advance

3

Config for system and kubernetes metrics

apiVersion: v1
kind: ConfigMap
metadata:
  name: metricbeat-daemonset-config
  namespace: kube-system
  labels:
    k8s-app: metricbeat
data:
  metricbeat.yml: |-
    metricbeat.config.modules:
      # Mounted `metricbeat-daemonset-modules` configmap:
      path: ${path.config}/modules.d/*.yml
      # Reload module configs as they change:
      reload.enabled: false

    # To enable hints based autodiscover uncomment this:
    #metricbeat.autodiscover:
    #  providers:
    #    - type: kubernetes
    #      host: ${NODE_NAME}
    #      hints.enabled: true

    processors:
      - add_cloud_metadata:

    cloud.id: ${ELASTIC_CLOUD_ID}
    cloud.auth: ${ELASTIC_CLOUD_AUTH}

    output.elasticsearch:
      hosts: ['${ELASTICSEARCH_HOST:elasticsearch}:${ELASTICSEARCH_PORT:9200}']
      username: ${ELASTICSEARCH_USERNAME}
      password: ${ELASTICSEARCH_PASSWORD}
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: metricbeat-daemonset-modules
  namespace: kube-system
  labels:
    k8s-app: metricbeat
data:
  system.yml: |-
    - module: system
      period: 10s
      metricsets:
        - cpu
        - load
        - memory
        - network
        - process
        - process_summary
        #- core
        #- diskio
        #- socket
      processes: ['.*']
      process.include_top_n:
        by_cpu: 5      # include top 5 processes by CPU
        by_memory: 5   # include top 5 processes by memory

    - module: system
      period: 1m
      metricsets:
        - filesystem
        - fsstat
      processors:
      - drop_event.when.regexp:
          system.filesystem.mount_point: '^/(sys|cgroup|proc|dev|etc|host|lib)($|/)'
  kubernetes.yml: |-
    - module: kubernetes
      metricsets:
        - node
        - system
        - pod
        - container
        - volume
      period: 10s
      host: ${NODE_NAME}
      hosts: ["localhost:10255"]
      # If using Red Hat OpenShift remove the previous hosts entry and 
      # uncomment these settings:
      #hosts: ["https://${HOSTNAME}:10250"]
      #bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
      #ssl.certificate_authorities:
        #- /var/run/secrets/kubernetes.io/serviceaccount/service-ca.crt
---
# Deploy a Metricbeat instance per node for node metrics retrieval
apiVersion: extensions/v1beta1
kind: DaemonSet
metadata:
  name: metricbeat
  namespace: kube-system
  labels:
    k8s-app: metricbeat
spec:
  template:
    metadata:
      labels:
        k8s-app: metricbeat
    spec:
      serviceAccountName: metricbeat
      terminationGracePeriodSeconds: 30
      hostNetwork: true
      dnsPolicy: ClusterFirstWithHostNet
      containers:
      - name: metricbeat
        image: docker.elastic.co/beats/metricbeat:7.0.1
        args: [
          "-c", "/etc/metricbeat.yml",
          "-e",
          "-system.hostfs=/hostfs",
        ]
        env:
        - name: ELASTICSEARCH_HOST
          value: elasticsearch
        - name: ELASTICSEARCH_PORT
          value: "9200"
        - name: ELASTICSEARCH_USERNAME
          value: elastic
        - name: ELASTICSEARCH_PASSWORD
          value: changeme
        - name: ELASTIC_CLOUD_ID
          value:
        - name: ELASTIC_CLOUD_AUTH
          value:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        securityContext:
          runAsUser: 0
        resources:
          limits:
            memory: 200Mi
          requests:
            cpu: 100m
            memory: 100Mi
        volumeMounts:
        - name: config
          mountPath: /etc/metricbeat.yml
          readOnly: true
          subPath: metricbeat.yml
        - name: modules
          mountPath: /usr/share/metricbeat/modules.d
          readOnly: true
        - name: dockersock
          mountPath: /var/run/docker.sock
        - name: proc
          mountPath: /hostfs/proc
          readOnly: true
        - name: cgroup
          mountPath: /hostfs/sys/fs/cgroup
          readOnly: true
      volumes:
      - name: proc
        hostPath:
          path: /proc
      - name: cgroup
        hostPath:
          path: /sys/fs/cgroup
      - name: dockersock
        hostPath:
          path: /var/run/docker.sock
      - name: config
        configMap:
          defaultMode: 0600
          name: metricbeat-daemonset-config
      - name: modules
        configMap:
          defaultMode: 0600
          name: metricbeat-daemonset-modules
      - name: data
        hostPath:
          path: /var/lib/metricbeat-data
          type: DirectoryOrCreate
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: metricbeat-deployment-config
  namespace: kube-system
  labels:
    k8s-app: metricbeat
data:
  metricbeat.yml: |-
    metricbeat.config.modules:
      # Mounted `metricbeat-daemonset-modules` configmap:
      path: ${path.config}/modules.d/*.yml
      # Reload module configs as they change:
      reload.enabled: false

    processors:
      - add_cloud_metadata:

    cloud.id: ${ELASTIC_CLOUD_ID}
    cloud.auth: ${ELASTIC_CLOUD_AUTH}

    output.elasticsearch:
      hosts: ['${ELASTICSEARCH_HOST:elasticsearch}:${ELASTICSEARCH_PORT:9200}']
      username: ${ELASTICSEARCH_USERNAME}
      password: ${ELASTICSEARCH_PASSWORD}
4

Config for the state of pods which I believe is what provides the cpu percentages

apiVersion: v1
    kind: ConfigMap
    metadata:
      name: metricbeat-deployment-modules
      namespace: kube-system
      labels:
        k8s-app: metricbeat
    data:
      # This module requires `kube-state-metrics` up and running under `kube-system` namespace
      kubernetes.yml: |-
        - module: kubernetes
          metricsets:
            - state_node
            - state_deployment
            - state_replicaset
            - state_pod
            - state_container
            # Uncomment this to get k8s events:
            #- event
          period: 10s
          host: ${NODE_NAME}
          hosts: ["kube-state-metrics:8080"]
    ---
    # Deploy singleton instance in the whole cluster for some unique data sources, like kube-state-metrics
    apiVersion: apps/v1beta1
    kind: Deployment
    metadata:
      name: metricbeat
      namespace: kube-system
      labels:
        k8s-app: metricbeat
    spec:
      template:
        metadata:
          labels:
            k8s-app: metricbeat
        spec:
          serviceAccountName: metricbeat
          hostNetwork: true
          dnsPolicy: ClusterFirstWithHostNet
          containers:
          - name: metricbeat
            image: docker.elastic.co/beats/metricbeat:7.0.1
            args: [
              "-c", "/etc/metricbeat.yml",
              "-e",
            ]
            env:
            - name: ELASTICSEARCH_HOST
              value: elasticsearch
            - name: ELASTICSEARCH_PORT
              value: "9200"
            - name: ELASTICSEARCH_USERNAME
              value: elastic
            - name: ELASTICSEARCH_PASSWORD
              value: changeme
            - name: ELASTIC_CLOUD_ID
              value:
            - name: ELASTIC_CLOUD_AUTH
              value:
            - name: NODE_NAME
              valueFrom:
                fieldRef:
                  fieldPath: spec.nodeName
            securityContext:
              runAsUser: 0
            resources:
              limits:
                memory: 200Mi
              requests:
                cpu: 100m
                memory: 100Mi
            volumeMounts:
            - name: config
              mountPath: /etc/metricbeat.yml
              readOnly: true
              subPath: metricbeat.yml
            - name: modules
              mountPath: /usr/share/metricbeat/modules.d
              readOnly: true
          volumes:
          - name: config
            configMap:
              defaultMode: 0600
              name: metricbeat-deployment-config
          - name: modules
            configMap:
              defaultMode: 0600
              name: metricbeat-deployment-modules
    ---
    apiVersion: rbac.authorization.k8s.io/v1beta1
    kind: ClusterRoleBinding
    metadata:
      name: metricbeat
    subjects:
    - kind: ServiceAccount
      name: metricbeat
      namespace: kube-system
    roleRef:
      kind: ClusterRole
      name: metricbeat
      apiGroup: rbac.authorization.k8s.io
    ---
    apiVersion: rbac.authorization.k8s.io/v1beta1
    kind: ClusterRole
    metadata:
      name: metricbeat
      labels:
        k8s-app: metricbeat
    rules:
    - apiGroups: [""]
      resources:
      - nodes
      - namespaces
      - events
      - pods
      verbs: ["get", "list", "watch"]
    - apiGroups: ["extensions"]
      resources:
      - replicasets
      verbs: ["get", "list", "watch"]
    - apiGroups: ["apps"]
      resources:
      - statefulsets
      - deployments
      verbs: ["get", "list", "watch"]
    - apiGroups:
      - ""
      resources:
      - nodes/stats
      verbs:
      - get
    ---
    apiVersion: v1
    kind: ServiceAccount
    metadata:
      name: metricbeat
      namespace: kube-system
      labels:
        k8s-app: metricbeat
    ---
5

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