20 lines
668 B
YAML
20 lines
668 B
YAML
apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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name: cluster-node-alerts
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labels:
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app: kube-prometheus-stack
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app.kubernetes.io/instance: {{ .Release.Name }}
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spec:
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groups:
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- name: node.alerts
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rules:
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- alert: NodeHighCPU
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expr: (1 - avg by (instance) (rate(node_cpu_seconds_total{mode="idle"}[5m]))) * 100 > 20
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: "High CPU usage on node {{ "{{" }} $labels.instance {{ "}}" }}"
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description: "Node {{ "{{" }} $labels.instance {{ "}}" }} has CPU usage above 20% (current value: {{ "{{" }} $value | printf \"%.2f\" {{ "}}" }}%)"
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