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

   1 # Generated from 'kubernetes-system' 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.kubernetesSystem }}
   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-system" | 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-system
  22     rules:
  23     - alert: KubeNodeNotReady
  24       annotations:
  25         message: '{{`{{ $labels.node }}`}} has been unready for more than an hour.'
  26         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubenodenotready
  27       expr: kube_node_status_condition{job="kube-state-metrics",condition="Ready",status="true"} == 0
  28       for: 1h
  29       labels:
  30         severity: warning
  31     - alert: KubeVersionMismatch
  32       annotations:
  33         message: There are {{`{{ $value }}`}} different semantic versions of Kubernetes components running.
  34         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeversionmismatch
  35       expr: count(count by (gitVersion) (label_replace(kubernetes_build_info{job!="kube-dns"},"gitVersion","$1","gitVersion","(v[0-9]*.[0-9]*.[0-9]*).*"))) > 1
  36       for: 1h
  37       labels:
  38         severity: warning
  39     - alert: KubeClientErrors
  40       annotations:
  41         message: Kubernetes API server client '{{`{{ $labels.job }}`}}/{{`{{ $labels.instance }}`}}' is experiencing {{`{{ printf "%0.0f" $value }}`}}% errors.'
  42         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeclienterrors
  43       expr: |-
  44         (sum(rate(rest_client_requests_total{code=~"5.."}[5m])) by (instance, job)
  45           /
  46         sum(rate(rest_client_requests_total[5m])) by (instance, job))
  47         * 100 > 1
  48       for: 15m
  49       labels:
  50         severity: warning
  51     - alert: KubeClientErrors
  52       annotations:
  53         message: Kubernetes API server client '{{`{{ $labels.job }}`}}/{{`{{ $labels.instance }}`}}' is experiencing {{`{{ printf "%0.0f" $value }}`}} errors / second.
  54         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeclienterrors
  55       expr: sum(rate(ksm_scrape_error_total{job="kube-state-metrics"}[5m])) by (instance, job) > 0.1
  56       for: 15m
  57       labels:
  58         severity: warning
  59     - alert: KubeletTooManyPods
  60       annotations:
  61         message: Kubelet {{`{{ $labels.instance }}`}} is running {{`{{ $value }}`}} Pods, close to the limit of 110.
  62         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubelettoomanypods
  63       expr: kubelet_running_pod_count{job="kubelet"} > 110 * 0.9
  64       for: 15m
  65       labels:
  66         severity: warning
  67     - alert: KubeAPILatencyHigh
  68       annotations:
  69         message: The API server has a 99th percentile latency of {{`{{ $value }}`}} seconds for {{`{{ $labels.verb }}`}} {{`{{ $labels.resource }}`}}.
  70         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeapilatencyhigh
  71       expr: cluster_quantile:apiserver_request_latencies:histogram_quantile{job="apiserver",quantile="0.99",subresource!="log",verb!~"^(?:LIST|WATCH|WATCHLIST|PROXY|CONNECT)$"} > 1
  72       for: 10m
  73       labels:
  74         severity: warning
  75     - alert: KubeAPILatencyHigh
  76       annotations:
  77         message: The API server has a 99th percentile latency of {{`{{ $value }}`}} seconds for {{`{{ $labels.verb }}`}} {{`{{ $labels.resource }}`}}.
  78         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeapilatencyhigh
  79       expr: cluster_quantile:apiserver_request_latencies:histogram_quantile{job="apiserver",quantile="0.99",subresource!="log",verb!~"^(?:LIST|WATCH|WATCHLIST|PROXY|CONNECT)$"} > 4
  80       for: 10m
  81       labels:
  82         severity: critical
  83     - alert: KubeAPIErrorsHigh
  84       annotations:
  85         message: API server is returning errors for {{`{{ $value }}`}}% of requests.
  86         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeapierrorshigh
  87       expr: |-
  88         sum(rate(apiserver_request_count{job="apiserver",code=~"^(?:5..)$"}[5m])) without(instance, pod)
  89           /
  90         sum(rate(apiserver_request_count{job="apiserver"}[5m])) without(instance, pod) * 100 > 10
  91       for: 10m
  92       labels:
  93         severity: critical
  94     - alert: KubeAPIErrorsHigh
  95       annotations:
  96         message: API server is returning errors for {{`{{ $value }}`}}% of requests.
  97         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeapierrorshigh
  98       expr: |-
  99         sum(rate(apiserver_request_count{job="apiserver",code=~"^(?:5..)$"}[5m])) without(instance, pod)
 100           /
 101         sum(rate(apiserver_request_count{job="apiserver"}[5m])) without(instance, pod) * 100 > 5
 102       for: 10m
 103       labels:
 104         severity: warning
 105     - alert: KubeClientCertificateExpiration
 106       annotations:
 107         message: A client certificate used to authenticate to the apiserver is expiring in less than 7 days.
 108         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeclientcertificateexpiration
 109       expr: histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 604800
 110       labels:
 111         severity: warning
 112     - alert: KubeClientCertificateExpiration
 113       annotations:
 114         message: A client certificate used to authenticate to the apiserver is expiring in less than 24 hours.
 115         runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeclientcertificateexpiration
 116       expr: histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 86400
 117       labels:
 118         severity: critical
 119 {{- end }}