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[alerts] rm goroutines alerts #37

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Merged
merged 2 commits into from
Sep 12, 2025
+1 −27
Merged

[alerts] rm goroutines alerts #37

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dbd9dcf
[alerts] rm goroutines alerts
defo89 Sep 12, 2025
9edb39d
bump chart version
defo89 Sep 12, 2025
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2 changes: 1 addition & 1 deletion charts/kubernetes-operations/Chart.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@

apiVersion: v2
name: kubernetes-operations
version: 1.2.5
version: 1.2.6
description: A set of Plutono dashboards and Prometheus alerting rules combined with playbooks to ensure effective operations of Kubernetes.
maintainers:
- name: richardtief
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26 changes: 0 additions & 26 deletions charts/kubernetes-operations/alerts/kubernetes-kubelet.yaml
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Expand Up @@ -77,32 +77,6 @@ groups:
summary: Kubelet is full.
{{- end }}

{{ if not (.Values.prometheusRules.disabled.KubeletHighNumberOfGoRoutines | default false) }}
- alert: KubeletHighNumberOfGoRoutines
expr: go_goroutines{job=~".*kubelet"} > {{ dig "KubeletHighNumberOfGoRoutines" "threshold" "5000" .Values.prometheusRules }}
for: {{ dig "KubeletHighNumberOfGoRoutines" "for" "5m" .Values.prometheusRules }}
labels:
severity: {{ dig "KubeletHighNumberOfGoRoutines" "severity" "warning" .Values.prometheusRules }}
playbook: https://github.com/cloudoperators/kubernetes-operations/playbooks/KubeletHighNumberOfGoRoutines.md
{{ include "kubernetes-operations.additionalRuleLabels" . | nindent 6 }}
annotations:
description: Kublet on `{{`{{ $labels.node }}`}}` might be unresponsive due to a high number of Go routines.
summary: High number of Go routines.
{{- end }}

{{ if not (.Values.prometheusRules.disabled.KubeletHighNumberOfGoRoutinesPredicted | default false) }}
- alert: KubeletHighNumberOfGoRoutinesPredicted
expr: abs(predict_linear(go_goroutines{job=~".*kubelet"}[1h], 2*3600)) > {{ dig "KubeletHighNumberOfGoRoutines" "threshold" "10000" .Values.prometheusRules }}
for: {{ dig "KubeletHighNumberOfGoRoutinesPredicted" "for" "5m" .Values.prometheusRules }}
labels:
severity: {{ dig "KubeletHighNumberOfGoRoutinesPredicted" "severity" "warning" .Values.prometheusRules }}
playbook: https://github.com/cloudoperators/kubernetes-operations/playbooks/KubeletHighNumberOfGoRoutinesPredicted.md
{{ include "kubernetes-operations.additionalRuleLabels" . | nindent 6 }}
annotations:
description: Kublet on `{{`{{$labels.node}}`}}` might become unresponsive due to a high number of go routines within 2 hours.
summary: Predicting high number of Go routines.
{{- end }}

{{ if not (.Values.prometheusRules.disabled.KubeletManyRequestErrors | default false) }}
- alert: KubeletManyRequestErrors
expr: |
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