28 lines
1.2 KiB
YAML
28 lines
1.2 KiB
YAML
apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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name: prometheus-polardbx-rules
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namespace: {{ .Release.Namespace }}
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labels:
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prometheus: k8s
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role: alert-rules
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app.kubernetes.io/instance: {{ .Release.Name }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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spec:
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groups:
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- name: polardbx.rules
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interval: 30s
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rules:
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- expr: |
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sum by (cluster, namespace, pod, container, polardbx_name, polardbx_role, xcluster_role, xcluster_name) (
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rate(
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(container_cpu_usage_seconds_total{job="kubelet", metrics_path="/metrics/cadvisor", image!="", container=~"server|engine"}
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* on (pod) group_left(polardbx_name, polardbx_role, xcluster_role, xcluster_name)
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topk by (pod) (1, (abs((polardbx_up or polardbx_cdc_up or mysql_up{polardbx_name!=""}) - 0.5) * 2)))[2m:]
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)
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) * on (cluster, namespace, pod) group_left(node) topk by (cluster, namespace, pod) (
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1, max by(cluster, namespace, pod, node) (kube_pod_info{node!=""})
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)
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record: polardbx_container_cpu_usage_seconds_total:sum_rate
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