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# Generated from 'prometheus.rules' group from https://raw.githubusercontent.com/coreos/prometheus-operator/master/contrib/kube-prometheus/manifests/prometheus-rules.yaml
{{- if and .Values.defaultRules.create }}
{{- $prometheusJob := printf "%s-%s" (include "prometheus-operator.fullname" .) "prometheus" }}
apiVersion: {{ printf "%s/v1" (.Values.prometheusOperator.crdApiGroup | default "monitoring.coreos.com") }}
kind: PrometheusRule
metadata:
name: {{ printf "%s-%s" (include "prometheus-operator.fullname" .) "prometheus.rules" | trunc 63 | trimSuffix "-" }}
labels:
app: {{ template "prometheus-operator.name" . }}
{{ include "prometheus-operator.labels" . | indent 4 }}
{{- if .Values.defaultRules.labels }}
{{ toYaml .Values.defaultRules.labels | indent 4 }}
{{- end }}
{{- if .Values.defaultRules.annotations }}
annotations:
{{ toYaml .Values.defaultRules.annotations | indent 4 }}
{{- end }}
spec:
groups:
- name: prometheus.rules
rules:
- alert: PrometheusConfigReloadFailed
annotations:
description: Reloading Prometheus' configuration has failed for {{`{{$labels.namespace}}`}}/{{`{{$labels.pod}}`}}
summary: Reloading Prometheus' configuration failed
expr: prometheus_config_last_reload_successful{job="{{ $prometheusJob }}"} == 0
for: 10m
labels:
severity: warning
- alert: PrometheusNotificationQueueRunningFull
annotations:
description: Prometheus' alert notification queue is running full for {{`{{$labels.namespace}}`}}/{{`{{ $labels.pod}}`}}
summary: Prometheus' alert notification queue is running full
expr: predict_linear(prometheus_notifications_queue_length{job="{{ $prometheusJob }}"}[5m], 60 * 30) > prometheus_notifications_queue_capacity{job="{{ $prometheusJob }}"}
for: 10m
labels:
severity: warning
- alert: PrometheusErrorSendingAlerts
annotations:
description: Errors while sending alerts from Prometheus {{`{{$labels.namespace}}`}}/{{`{{ $labels.pod}}`}} to Alertmanager {{`{{$labels.Alertmanager}}`}}
summary: Errors while sending alert from Prometheus
expr: rate(prometheus_notifications_errors_total{job="{{ $prometheusJob }}"}[5m]) / rate(prometheus_notifications_sent_total{job="{{ $prometheusJob }}"}[5m]) > 0.01
for: 10m
labels:
severity: warning
- alert: PrometheusErrorSendingAlerts
annotations:
description: Errors while sending alerts from Prometheus {{`{{$labels.namespace}}`}}/{{`{{ $labels.pod}}`}} to Alertmanager {{`{{$labels.Alertmanager}}`}}
summary: Errors while sending alerts from Prometheus
expr: rate(prometheus_notifications_errors_total{job="{{ $prometheusJob }}"}[5m]) / rate(prometheus_notifications_sent_total{job="{{ $prometheusJob }}"}[5m]) > 0.03
for: 10m
labels:
severity: critical
- alert: PrometheusNotConnectedToAlertmanagers
annotations:
description: Prometheus {{`{{ $labels.namespace }}`}}/{{`{{ $labels.pod}}`}} is not connected to any Alertmanagers
summary: Prometheus is not connected to any Alertmanagers
expr: prometheus_notifications_alertmanagers_discovered{job="{{ $prometheusJob }}"} < 1
for: 10m
labels:
severity: warning
- alert: PrometheusTSDBReloadsFailing
annotations:
description: '{{`{{$labels.job}}`}} at {{`{{$labels.instance}}`}} had {{`{{$value | humanize}}`}} reload failures over the last four hours.'
summary: Prometheus has issues reloading data blocks from disk
expr: increase(prometheus_tsdb_reloads_failures_total{job="{{ $prometheusJob }}"}[2h]) > 0
for: 12h
labels:
severity: warning
- alert: PrometheusTSDBCompactionsFailing
annotations:
description: '{{`{{$labels.job}}`}} at {{`{{$labels.instance}}`}} had {{`{{$value | humanize}}`}} compaction failures over the last four hours.'
summary: Prometheus has issues compacting sample blocks
expr: increase(prometheus_tsdb_compactions_failed_total{job="{{ $prometheusJob }}"}[2h]) > 0
for: 12h
labels:
severity: warning
- alert: PrometheusTSDBWALCorruptions
annotations:
description: '{{`{{$labels.job}}`}} at {{`{{$labels.instance}}`}} has a corrupted write-ahead log (WAL).'
summary: Prometheus write-ahead log is corrupted
expr: tsdb_wal_corruptions_total{job="{{ $prometheusJob }}"} > 0
for: 4h
labels:
severity: warning
- alert: PrometheusNotIngestingSamples
annotations:
description: Prometheus {{`{{ $labels.namespace }}`}}/{{`{{ $labels.pod}}`}} isn't ingesting samples.
summary: Prometheus isn't ingesting samples
expr: rate(prometheus_tsdb_head_samples_appended_total{job="{{ $prometheusJob }}"}[5m]) <= 0
for: 10m
labels:
severity: warning
- alert: PrometheusTargetScrapesDuplicate
annotations:
description: '{{`{{$labels.namespace}}`}}/{{`{{$labels.pod}}`}} has many samples rejected due to duplicate timestamps but different values'
summary: Prometheus has many samples rejected
expr: increase(prometheus_target_scrapes_sample_duplicate_timestamp_total{job="{{ $prometheusJob }}"}[5m]) > 0
for: 10m
labels:
severity: warning
{{- end }}
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