1 # Generated from 'kubernetes-storage' group from https://raw.githubusercontent.com/coreos/prometheus-operator/master/contrib/kube-prometheus/manifests/prometheus-rules.yaml
2 # Do not change in-place! In order to change this file first read following link:
3 # https://github.com/helm/charts/tree/master/stable/prometheus-operator/hack
4 {{- if and .Values.defaultRules.create .Values.defaultRules.rules.kubernetesStorage }}
5 apiVersion: {{ printf "%s/v1" (.Values.prometheusOperator.crdApiGroup | default "monitoring.coreos.com") }}
8 name: {{ printf "%s-%s" (include "prometheus-operator.fullname" .) "kubernetes-storage" | trunc 63 | trimSuffix "-" }}
10 app: {{ template "prometheus-operator.name" . }}
11 {{ include "prometheus-operator.labels" . | indent 4 }}
12 {{- if .Values.defaultRules.labels }}
13 {{ toYaml .Values.defaultRules.labels | indent 4 }}
15 {{- if .Values.defaultRules.annotations }}
17 {{ toYaml .Values.defaultRules.annotations | indent 4 }}
21 - name: kubernetes-storage
23 - alert: KubePersistentVolumeUsageCritical
25 message: The PersistentVolume claimed by {{`{{ $labels.persistentvolumeclaim }}`}} in Namespace {{`{{ $labels.namespace }}`}} is only {{`{{ printf "%0.2f" $value }}`}}% free.
26 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepersistentvolumeusagecritical
28 100 * kubelet_volume_stats_available_bytes{job="kubelet"}
30 kubelet_volume_stats_capacity_bytes{job="kubelet"}
35 - alert: KubePersistentVolumeFullInFourDays
37 message: Based on recent sampling, the PersistentVolume claimed by {{`{{ $labels.persistentvolumeclaim }}`}} in Namespace {{`{{ $labels.namespace }}`}} is expected to fill up within four days. Currently {{`{{ printf "%0.2f" $value }}`}}% is available.
38 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepersistentvolumefullinfourdays
41 kubelet_volume_stats_available_bytes{job="kubelet"}
43 kubelet_volume_stats_capacity_bytes{job="kubelet"}
46 predict_linear(kubelet_volume_stats_available_bytes{job="kubelet"}[6h], 4 * 24 * 3600) < 0
50 - alert: KubePersistentVolumeErrors
52 message: The persistent volume {{`{{ $labels.persistentvolume }}`}} has status {{`{{ $labels.phase }}`}}.
53 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepersistentvolumeerrors
54 expr: kube_persistentvolume_status_phase{phase=~"Failed|Pending",job="kube-state-metrics"} > 0