apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
  labels:
    app.kubernetes.io/component: prometheus
    app.kubernetes.io/instance: k8s
    app.kubernetes.io/name: prometheus
    app.kubernetes.io/part-of: kube-prometheus
    app.kubernetes.io/version: 2.46.0
    prometheus: k8s
    role: alert-rules
  name: prometheus-k8s-prometheus-rules
  namespace: monitoring
  annotations:
    argocd.argoproj.io/sync-wave: '1'
spec:
  groups:
    - name: prometheus
      rules:
        - alert: PrometheusBadConfig
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
              to reload its configuration.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusbadconfig
            summary: Failed Prometheus configuration reload.
          expr: '# Without max_over_time, failed scrapes could create false negatives,
            see

            # https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0
            for details.

            max_over_time(prometheus_config_last_reload_successful{job="prometheus-k8s",namespace="monitoring"}[5m])
            == 0

            '
          for: 10m
          labels:
            severity: critical
        - alert: PrometheusSDRefreshFailure
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
              to refresh SD with mechanism {{$labels.mechanism}}.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheussdrefreshfailure
            summary: Failed Prometheus SD refresh.
          expr: 'increase(prometheus_sd_refresh_failures_total{job="prometheus-k8s",namespace="monitoring"}[10m])
            > 0

            '
          for: 20m
          labels:
            severity: warning
        - alert: PrometheusNotificationQueueRunningFull
          annotations:
            description: Alert notification queue of Prometheus {{$labels.namespace}}/{{$labels.pod}}
              is running full.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotificationqueuerunningfull
            summary: Prometheus alert notification queue predicted to run full in
              less than 30m.
          expr: "# Without min_over_time, failed scrapes could create false negatives,\
            \ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
            \ for details.\n(\n  predict_linear(prometheus_notifications_queue_length{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m], 60 * 30)\n>\n  min_over_time(prometheus_notifications_queue_capacity{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n"
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusErrorSendingAlertsToSomeAlertmanagers
          annotations:
            description: '{{ printf "%.1f" $value }}% errors while sending alerts
              from Prometheus {{$labels.namespace}}/{{$labels.pod}} to Alertmanager
              {{$labels.alertmanager}}.'
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuserrorsendingalertstosomealertmanagers
            summary: Prometheus has encountered more than 1% errors sending alerts
              to a specific Alertmanager.
          expr: "(\n  rate(prometheus_notifications_errors_total{job=\"prometheus-k8s\"\
            ,namespace=\"monitoring\"}[5m])\n/\n  rate(prometheus_notifications_sent_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n* 100\n> 1\n"
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusNotConnectedToAlertmanagers
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not connected
              to any Alertmanagers.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotconnectedtoalertmanagers
            summary: Prometheus is not connected to any Alertmanagers.
          expr: '# Without max_over_time, failed scrapes could create false negatives,
            see

            # https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0
            for details.

            max_over_time(prometheus_notifications_alertmanagers_discovered{job="prometheus-k8s",namespace="monitoring"}[5m])
            < 1

            '
          for: 10m
          labels:
            severity: warning
        - alert: PrometheusTSDBReloadsFailing
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
              {{$value | humanize}} reload failures over the last 3h.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustsdbreloadsfailing
            summary: Prometheus has issues reloading blocks from disk.
          expr: 'increase(prometheus_tsdb_reloads_failures_total{job="prometheus-k8s",namespace="monitoring"}[3h])
            > 0

            '
          for: 4h
          labels:
            severity: warning
        - alert: PrometheusTSDBCompactionsFailing
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
              {{$value | humanize}} compaction failures over the last 3h.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustsdbcompactionsfailing
            summary: Prometheus has issues compacting blocks.
          expr: 'increase(prometheus_tsdb_compactions_failed_total{job="prometheus-k8s",namespace="monitoring"}[3h])
            > 0

            '
          for: 4h
          labels:
            severity: warning
        - alert: PrometheusNotIngestingSamples
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not ingesting
              samples.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusnotingestingsamples
            summary: Prometheus is not ingesting samples.
          expr: "(\n  rate(prometheus_tsdb_head_samples_appended_total{job=\"prometheus-k8s\"\
            ,namespace=\"monitoring\"}[5m]) <= 0\nand\n  (\n    sum without(scrape_job)\
            \ (prometheus_target_metadata_cache_entries{job=\"prometheus-k8s\",namespace=\"\
            monitoring\"}) > 0\n  or\n    sum without(rule_group) (prometheus_rule_group_rules{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}) > 0\n  )\n)\n"
          for: 10m
          labels:
            severity: warning
        - alert: PrometheusDuplicateTimestamps
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
              {{ printf "%.4g" $value  }} samples/s with different values but duplicated
              timestamp.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusduplicatetimestamps
            summary: Prometheus is dropping samples with duplicate timestamps.
          expr: 'rate(prometheus_target_scrapes_sample_duplicate_timestamp_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 10m
          labels:
            severity: warning
        - alert: PrometheusOutOfOrderTimestamps
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
              {{ printf "%.4g" $value  }} samples/s with timestamps arriving out of
              order.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusoutofordertimestamps
            summary: Prometheus drops samples with out-of-order timestamps.
          expr: 'rate(prometheus_target_scrapes_sample_out_of_order_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 10m
          labels:
            severity: warning
        - alert: PrometheusRemoteStorageFailures
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} failed to
              send {{ printf "%.1f" $value }}% of the samples to {{ $labels.remote_name}}:{{
              $labels.url }}
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotestoragefailures
            summary: Prometheus fails to send samples to remote storage.
          expr: "(\n  (rate(prometheus_remote_storage_failed_samples_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_failed_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n/\n  (\n    (rate(prometheus_remote_storage_failed_samples_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_failed_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n  +\n    (rate(prometheus_remote_storage_succeeded_samples_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]) or rate(prometheus_remote_storage_samples_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m]))\n  )\n)\n* 100\n> 1\n"
          for: 15m
          labels:
            severity: critical
        - alert: PrometheusRemoteWriteBehind
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} remote write
              is {{ printf "%.1f" $value }}s behind for {{ $labels.remote_name}}:{{
              $labels.url }}.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotewritebehind
            summary: Prometheus remote write is behind.
          expr: "# Without max_over_time, failed scrapes could create false negatives,\
            \ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
            \ for details.\n(\n  max_over_time(prometheus_remote_storage_highest_timestamp_in_seconds{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n- ignoring(remote_name,\
            \ url) group_right\n  max_over_time(prometheus_remote_storage_queue_highest_sent_timestamp_seconds{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n> 120\n"
          for: 15m
          labels:
            severity: critical
        - alert: PrometheusRemoteWriteDesiredShards
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} remote write
              desired shards calculation wants to run {{ $value }} shards for queue
              {{ $labels.remote_name}}:{{ $labels.url }}, which is more than the max
              of {{ printf `prometheus_remote_storage_shards_max{instance="%s",job="prometheus-k8s",namespace="monitoring"}`
              $labels.instance | query | first | value }}.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusremotewritedesiredshards
            summary: Prometheus remote write desired shards calculation wants to run
              more than configured max shards.
          expr: "# Without max_over_time, failed scrapes could create false negatives,\
            \ see\n# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0\
            \ for details.\n(\n  max_over_time(prometheus_remote_storage_shards_desired{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n>\n  max_over_time(prometheus_remote_storage_shards_max{job=\"\
            prometheus-k8s\",namespace=\"monitoring\"}[5m])\n)\n"
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusRuleFailures
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
              to evaluate {{ printf "%.0f" $value }} rules in the last 5m.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusrulefailures
            summary: Prometheus is failing rule evaluations.
          expr: 'increase(prometheus_rule_evaluation_failures_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: critical
        - alert: PrometheusMissingRuleEvaluations
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has missed
              {{ printf "%.0f" $value }} rule group evaluations in the last 5m.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusmissingruleevaluations
            summary: Prometheus is missing rule evaluations due to slow rule group
              evaluation.
          expr: 'increase(prometheus_rule_group_iterations_missed_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusTargetLimitHit
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has dropped
              {{ printf "%.0f" $value }} targets because the number of targets exceeded
              the configured target_limit.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustargetlimithit
            summary: Prometheus has dropped targets because some scrape configs have
              exceeded the targets limit.
          expr: 'increase(prometheus_target_scrape_pool_exceeded_target_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusLabelLimitHit
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has dropped
              {{ printf "%.0f" $value }} targets because some samples exceeded the
              configured label_limit, label_name_length_limit or label_value_length_limit.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuslabellimithit
            summary: Prometheus has dropped targets because some scrape configs have
              exceeded the labels limit.
          expr: 'increase(prometheus_target_scrape_pool_exceeded_label_limits_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusScrapeBodySizeLimitHit
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
              {{ printf "%.0f" $value }} scrapes in the last 5m because some targets
              exceeded the configured body_size_limit.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusscrapebodysizelimithit
            summary: Prometheus has dropped some targets that exceeded body size limit.
          expr: 'increase(prometheus_target_scrapes_exceeded_body_size_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusScrapeSampleLimitHit
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed
              {{ printf "%.0f" $value }} scrapes in the last 5m because some targets
              exceeded the configured sample_limit.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheusscrapesamplelimithit
            summary: Prometheus has failed scrapes that have exceeded the configured
              sample limit.
          expr: 'increase(prometheus_target_scrapes_exceeded_sample_limit_total{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusTargetSyncFailure
          annotations:
            description: '{{ printf "%.0f" $value }} targets in Prometheus {{$labels.namespace}}/{{$labels.pod}}
              have failed to sync because invalid configuration was supplied.'
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheustargetsyncfailure
            summary: Prometheus has failed to sync targets.
          expr: 'increase(prometheus_target_sync_failed_total{job="prometheus-k8s",namespace="monitoring"}[30m])
            > 0

            '
          for: 5m
          labels:
            severity: critical
        - alert: PrometheusHighQueryLoad
          annotations:
            description: Prometheus {{$labels.namespace}}/{{$labels.pod}} query API
              has less than 20% available capacity in its query engine for the last
              15 minutes.
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheushighqueryload
            summary: Prometheus is reaching its maximum capacity serving concurrent
              requests.
          expr: 'avg_over_time(prometheus_engine_queries{job="prometheus-k8s",namespace="monitoring"}[5m])
            / max_over_time(prometheus_engine_queries_concurrent_max{job="prometheus-k8s",namespace="monitoring"}[5m])
            > 0.8

            '
          for: 15m
          labels:
            severity: warning
        - alert: PrometheusErrorSendingAlertsToAnyAlertmanager
          annotations:
            description: '{{ printf "%.1f" $value }}% minimum errors while sending
              alerts from Prometheus {{$labels.namespace}}/{{$labels.pod}} to any
              Alertmanager.'
            runbook_url: https://runbooks.prometheus-operator.dev/runbooks/prometheus/prometheuserrorsendingalertstoanyalertmanager
            summary: Prometheus encounters more than 3% errors sending alerts to any
              Alertmanager.
          expr: "min without (alertmanager) (\n  rate(prometheus_notifications_errors_total{job=\"\
            prometheus-k8s\",namespace=\"monitoring\",alertmanager!~``}[5m])\n/\n\
            \  rate(prometheus_notifications_sent_total{job=\"prometheus-k8s\",namespace=\"\
            monitoring\",alertmanager!~``}[5m])\n)\n* 100\n> 3\n"
          for: 15m
          labels:
            severity: critical