349 lines
18 KiB
YAML
349 lines
18 KiB
YAML
apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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labels:
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app.kubernetes.io/component: prometheus
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app.kubernetes.io/instance: k8s
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app.kubernetes.io/name: prometheus
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app.kubernetes.io/part-of: kube-prometheus
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app.kubernetes.io/version: 2.46.0
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prometheus: k8s
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role: alert-rules
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name: prometheus-k8s-prometheus-rules
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namespace: monitoring
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annotations:
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argocd.argoproj.io/sync-wave: '1'
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spec:
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groups:
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- name: prometheus
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rules:
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- alert: PrometheusBadConfig
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
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to reload its configuration.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusbadconfig
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summary: Failed Prometheus configuration reload.
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expr: '# Without max_over_time, failed scrapes could create false negatives,
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see
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# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0
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for details.
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max_over_time(prometheus_config_last_reload_successful{job="prometheus-k8s",namespace="monitoring"}[5m])
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== 0
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'
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for: 10m
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labels:
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severity: critical
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- alert: PrometheusSDRefreshFailure
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
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to refresh SD with mechanism {{$labels.mechanism}}.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheussdrefreshfailure
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summary: Failed Prometheus SD refresh.
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expr: 'increase(prometheus_sd_refresh_failures_total{job="prometheus-k8s",namespace="monitoring"}[10m])
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> 0
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'
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for: 20m
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labels:
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severity: warning
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- alert: PrometheusNotificationQueueRunningFull
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annotations:
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description: Alert notification queue of Prometheus {{$labels.namespace}}/{{$labels.pod}}
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is running full.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotificationqueuerunningfull
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summary: Prometheus alert notification queue predicted to run full in
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less than 30m.
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expr: "# Without min_over_time, failed scrapes could create false negatives,\
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\ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
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\ for details.\n(\n predict_linear(prometheus_notifications_queue_length{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m], 60 * 30)\n>\n min_over_time(prometheus_notifications_queue_capacity{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n"
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusErrorSendingAlertsToSomeAlertmanagers
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annotations:
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description: '{{ printf "%.1f" $value }}% errors while sending alerts
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from Prometheus {{$labels.namespace}}/{{$labels.pod}} to Alertmanager
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{{$labels.alertmanager}}.'
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuserrorsendingalertstosomealertmanagers
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summary: Prometheus has encountered more than 1% errors sending alerts
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to a specific Alertmanager.
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expr: "(\n rate(prometheus_notifications_errors_total{job=\"prometheus-k8s\"\
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,namespace=\"monitoring\"}[5m])\n/\n rate(prometheus_notifications_sent_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n* 100\n> 1\n"
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusNotConnectedToAlertmanagers
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not connected
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to any Alertmanagers.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotconnectedtoalertmanagers
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summary: Prometheus is not connected to any Alertmanagers.
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expr: '# Without max_over_time, failed scrapes could create false negatives,
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see
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# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0
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for details.
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max_over_time(prometheus_notifications_alertmanagers_discovered{job="prometheus-k8s",namespace="monitoring"}[5m])
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< 1
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'
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for: 10m
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labels:
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severity: warning
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- alert: PrometheusTSDBReloadsFailing
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
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{{$value | humanize}} reload failures over the last 3h.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustsdbreloadsfailing
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summary: Prometheus has issues reloading blocks from disk.
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expr: 'increase(prometheus_tsdb_reloads_failures_total{job="prometheus-k8s",namespace="monitoring"}[3h])
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> 0
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'
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for: 4h
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labels:
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severity: warning
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- alert: PrometheusTSDBCompactionsFailing
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
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{{$value | humanize}} compaction failures over the last 3h.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustsdbcompactionsfailing
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summary: Prometheus has issues compacting blocks.
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expr: 'increase(prometheus_tsdb_compactions_failed_total{job="prometheus-k8s",namespace="monitoring"}[3h])
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> 0
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'
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for: 4h
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labels:
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severity: warning
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- alert: PrometheusNotIngestingSamples
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not ingesting
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samples.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotingestingsamples
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summary: Prometheus is not ingesting samples.
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expr: "(\n rate(prometheus_tsdb_head_samples_appended_total{job=\"prometheus-k8s\"\
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,namespace=\"monitoring\"}[5m]) <= 0\nand\n (\n sum without(scrape_job)\
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\ (prometheus_target_metadata_cache_entries{job=\"prometheus-k8s\",namespace=\"\
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monitoring\"}) > 0\n or\n sum without(rule_group) (prometheus_rule_group_rules{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}) > 0\n )\n)\n"
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for: 10m
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labels:
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severity: warning
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- alert: PrometheusDuplicateTimestamps
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
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{{ printf "%.4g" $value }} samples/s with different values but duplicated
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timestamp.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusduplicatetimestamps
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summary: Prometheus is dropping samples with duplicate timestamps.
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expr: 'rate(prometheus_target_scrapes_sample_duplicate_timestamp_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 10m
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labels:
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severity: warning
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- alert: PrometheusOutOfOrderTimestamps
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
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{{ printf "%.4g" $value }} samples/s with timestamps arriving out of
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order.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusoutofordertimestamps
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summary: Prometheus drops samples with out-of-order timestamps.
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expr: 'rate(prometheus_target_scrapes_sample_out_of_order_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 10m
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labels:
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severity: warning
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- alert: PrometheusRemoteStorageFailures
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} failed to
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send {{ printf "%.1f" $value }}% of the samples to {{ $labels.remote_name}}:{{
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$labels.url }}
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotestoragefailures
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summary: Prometheus fails to send samples to remote storage.
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expr: "(\n (rate(prometheus_remote_storage_failed_samples_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_failed_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n/\n (\n (rate(prometheus_remote_storage_failed_samples_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_failed_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n +\n (rate(prometheus_remote_storage_succeeded_samples_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n )\n)\n* 100\n> 1\n"
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for: 15m
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labels:
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severity: critical
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- alert: PrometheusRemoteWriteBehind
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} remote write
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is {{ printf "%.1f" $value }}s behind for {{ $labels.remote_name}}:{{
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$labels.url }}.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotewritebehind
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summary: Prometheus remote write is behind.
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expr: "# Without max_over_time, failed scrapes could create false negatives,\
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\ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
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\ for details.\n(\n max_over_time(prometheus_remote_storage_highest_timestamp_in_seconds{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n- ignoring(remote_name,\
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\ url) group_right\n max_over_time(prometheus_remote_storage_queue_highest_sent_timestamp_seconds{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n> 120\n"
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for: 15m
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labels:
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severity: critical
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- alert: PrometheusRemoteWriteDesiredShards
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} remote write
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desired shards calculation wants to run {{ $value }} shards for queue
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{{ $labels.remote_name}}:{{ $labels.url }}, which is more than the max
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of {{ printf `prometheus_remote_storage_shards_max{instance="%s",job="prometheus-k8s",namespace="monitoring"}`
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$labels.instance | query | first | value }}.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotewritedesiredshards
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summary: Prometheus remote write desired shards calculation wants to run
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more than configured max shards.
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expr: "# Without max_over_time, failed scrapes could create false negatives,\
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\ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
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\ for details.\n(\n max_over_time(prometheus_remote_storage_shards_desired{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n>\n max_over_time(prometheus_remote_storage_shards_max{job=\"\
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prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n"
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusRuleFailures
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
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to evaluate {{ printf "%.0f" $value }} rules in the last 5m.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusrulefailures
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summary: Prometheus is failing rule evaluations.
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expr: 'increase(prometheus_rule_evaluation_failures_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: critical
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- alert: PrometheusMissingRuleEvaluations
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has missed
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{{ printf "%.0f" $value }} rule group evaluations in the last 5m.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusmissingruleevaluations
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summary: Prometheus is missing rule evaluations due to slow rule group
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evaluation.
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expr: 'increase(prometheus_rule_group_iterations_missed_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusTargetLimitHit
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has dropped
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{{ printf "%.0f" $value }} targets because the number of targets exceeded
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the configured target_limit.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustargetlimithit
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summary: Prometheus has dropped targets because some scrape configs have
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exceeded the targets limit.
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expr: 'increase(prometheus_target_scrape_pool_exceeded_target_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusLabelLimitHit
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has dropped
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{{ printf "%.0f" $value }} targets because some samples exceeded the
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configured label_limit, label_name_length_limit or label_value_length_limit.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuslabellimithit
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summary: Prometheus has dropped targets because some scrape configs have
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exceeded the labels limit.
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expr: 'increase(prometheus_target_scrape_pool_exceeded_label_limits_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusScrapeBodySizeLimitHit
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
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{{ printf "%.0f" $value }} scrapes in the last 5m because some targets
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exceeded the configured body_size_limit.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusscrapebodysizelimithit
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summary: Prometheus has dropped some targets that exceeded body size limit.
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expr: 'increase(prometheus_target_scrapes_exceeded_body_size_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusScrapeSampleLimitHit
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
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{{ printf "%.0f" $value }} scrapes in the last 5m because some targets
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exceeded the configured sample_limit.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusscrapesamplelimithit
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summary: Prometheus has failed scrapes that have exceeded the configured
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sample limit.
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expr: 'increase(prometheus_target_scrapes_exceeded_sample_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusTargetSyncFailure
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annotations:
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description: '{{ printf "%.0f" $value }} targets in Prometheus {{$labels.namespace}}/{{$labels.pod}}
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have failed to sync because invalid configuration was supplied.'
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustargetsyncfailure
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summary: Prometheus has failed to sync targets.
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expr: 'increase(prometheus_target_sync_failed_total{job="prometheus-k8s",namespace="monitoring"}[30m])
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> 0
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'
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for: 5m
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labels:
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severity: critical
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- alert: PrometheusHighQueryLoad
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annotations:
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description: Prometheus {{$labels.namespace}}/{{$labels.pod}} query API
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has less than 20% available capacity in its query engine for the last
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15 minutes.
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheushighqueryload
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summary: Prometheus is reaching its maximum capacity serving concurrent
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requests.
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expr: 'avg_over_time(prometheus_engine_queries{job="prometheus-k8s",namespace="monitoring"}[5m])
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/ max_over_time(prometheus_engine_queries_concurrent_max{job="prometheus-k8s",namespace="monitoring"}[5m])
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> 0.8
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'
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for: 15m
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labels:
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severity: warning
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- alert: PrometheusErrorSendingAlertsToAnyAlertmanager
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annotations:
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description: '{{ printf "%.1f" $value }}% minimum errors while sending
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alerts from Prometheus {{$labels.namespace}}/{{$labels.pod}} to any
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Alertmanager.'
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runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuserrorsendingalertstoanyalertmanager
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summary: Prometheus encounters more than 3% errors sending alerts to any
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Alertmanager.
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expr: "min without (alertmanager) (\n rate(prometheus_notifications_errors_total{job=\"\
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prometheus-k8s\",namespace=\"monitoring\",alertmanager!~``}[5m])\n/\n\
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\ rate(prometheus_notifications_sent_total{job=\"prometheus-k8s\",namespace=\"\
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monitoring\",alertmanager!~``}[5m])\n)\n* 100\n> 3\n"
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for: 15m
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labels:
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severity: critical
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