vnfs/DAaaS/operator/charts/prometheus-operator/templates/prometheus/rules/kubernetes-resources.yaml

   1 # Generated from 'kubernetes-resources' 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.kubernetesResources }}
   5 apiVersion: {{ printf "%s/v1" (.Values.prometheusOperator.crdApiGroup | default "monitoring.coreos.com") }}
   6 kind: PrometheusRule
   7 metadata:
   8   name: {{ printf "%s-%s" (include "prometheus-operator.fullname" .) "kubernetes-resources" | trunc 63 | trimSuffix "-" }}
   9   labels:
  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 }}
  14 {{- end }}
  15 {{- if .Values.defaultRules.annotations }}
  16   annotations:
  17 {{ toYaml .Values.defaultRules.annotations | indent 4 }}
  18 {{- end }}
  19 spec:
  20   groups:
  21   - name: kubernetes-resources
  22     rules:
  23     - alert: KubeCPUOvercommit
  24       annotations:
  25         message: Cluster has overcommitted CPU resource requests for Pods and cannot tolerate node failure.
  26         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit
  27       expr: |-
  28         sum(namespace_name:kube_pod_container_resource_requests_cpu_cores:sum)
  29           /
  30         sum(node:node_num_cpu:sum)
  31           >
  32         (count(node:node_num_cpu:sum)-1) / count(node:node_num_cpu:sum)
  33       for: 5m
  34       labels:
  35         severity: warning
  36     - alert: KubeMemOvercommit
  37       annotations:
  38         message: Cluster has overcommitted memory resource requests for Pods and cannot tolerate node failure.
  39         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit
  40       expr: |-
  41         sum(namespace_name:kube_pod_container_resource_requests_memory_bytes:sum)
  42           /
  43         sum(node_memory_MemTotal_bytes)
  44           >
  45         (count(node:node_num_cpu:sum)-1)
  46           /
  47         count(node:node_num_cpu:sum)
  48       for: 5m
  49       labels:
  50         severity: warning
  51     - alert: KubeCPUOvercommit
  52       annotations:
  53         message: Cluster has overcommitted CPU resource requests for Namespaces.
  54         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit
  55       expr: |-
  56         sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="requests.cpu"})
  57           /
  58         sum(node:node_num_cpu:sum)
  59           > 1.5
  60       for: 5m
  61       labels:
  62         severity: warning
  63     - alert: KubeMemOvercommit
  64       annotations:
  65         message: Cluster has overcommitted memory resource requests for Namespaces.
  66         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit
  67       expr: |-
  68         sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="requests.memory"})
  69           /
  70         sum(node_memory_MemTotal_bytes{job="node-exporter"})
  71           > 1.5
  72       for: 5m
  73       labels:
  74         severity: warning
  75     - alert: KubeQuotaExceeded
  76       annotations:
  77         message: Namespace {{`{{ $labels.namespace }}`}} is using {{`{{ printf "%0.0f" $value }}`}}% of its {{`{{ $labels.resource }}`}} quota.
  78         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubequotaexceeded
  79       expr: |-
  80         100 * kube_resourcequota{job="kube-state-metrics", type="used"}
  81           / ignoring(instance, job, type)
  82         (kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
  83           > 90
  84       for: 15m
  85       labels:
  86         severity: warning
  87     - alert: CPUThrottlingHigh
  88       annotations:
  89         message: '{{`{{ printf "%0.0f" $value }}`}}% throttling of CPU in namespace {{`{{ $labels.namespace }}`}} for container {{`{{ $labels.container_name }}`}} in pod {{`{{ $labels.pod_name }}`}}.'
  90         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-cputhrottlinghigh
  91       expr: |-
  92         100 * sum(increase(container_cpu_cfs_throttled_periods_total{container_name!="", }[5m])) by (container_name, pod_name, namespace)
  93           /
  94         sum(increase(container_cpu_cfs_periods_total{}[5m])) by (container_name, pod_name, namespace)
  95           > 25
  96       for: 15m
  97       labels:
  98         severity: warning
  99 {{- end }}