20 lines
1.0 KiB
YAML
20 lines
1.0 KiB
YAML
{{- $Values := (.helm).Values | default .Values }}
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{{- $runbookUrl := ($Values.defaultRules).runbookUrl | default "https://runbooks.prometheus-operator.dev/runbooks" }}
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{{- $clusterLabel := ($Values.global).clusterLabel | default "cluster" }}
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{{- $additionalGroupByLabels := append $Values.defaultRules.additionalGroupByLabels $clusterLabel }}
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{{- $groupLabels := join "," $additionalGroupByLabels }}
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{{- $grafanaHost := ternary (index (($Values.grafana).ingress).hosts 0) (($Values.external).grafana).host ($Values.grafana).enabled }}
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condition: '{{ ($Values.kubeScheduler).enabled }}'
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name: kubernetes-system-scheduler
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rules:
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- alert: KubeSchedulerDown
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annotations:
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description: 'KubeScheduler has disappeared from Prometheus target discovery.'
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runbook_url: '{{ $runbookUrl }}/kubernetes/kubeschedulerdown'
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summary: 'Target disappeared from Prometheus target discovery.'
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condition: '{{ ($Values.kubeScheduler).enabled }}'
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expr: absent(up{job="kube-scheduler"} == 1)
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for: 15m
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labels:
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severity: critical
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