/
prometheus-rule.yaml
273 lines (273 loc) · 12.1 KB
/
prometheus-rule.yaml
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apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
labels:
app.kubernetes.io/component: prometheus
app.kubernetes.io/managed-by: cluster-monitoring-operator
app.kubernetes.io/name: prometheus
app.kubernetes.io/part-of: openshift-monitoring
app.kubernetes.io/version: 2.24.0
prometheus: k8s
role: alert-rules
name: prometheus-k8s-prometheus-rules
namespace: openshift-monitoring
spec:
groups:
- name: prometheus
rules:
- alert: PrometheusBadConfig
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed to
reload its configuration.
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|prometheus-user-workload"}[5m]) == 0
for: 10m
labels:
severity: critical
- alert: PrometheusNotificationQueueRunningFull
annotations:
description: Alert notification queue of Prometheus {{$labels.namespace}}/{{$labels.pod}}
is running full.
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
# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0 for details.
(
predict_linear(prometheus_notifications_queue_length{job=~"prometheus-k8s|prometheus-user-workload"}[5m], 60 * 30)
>
min_over_time(prometheus_notifications_queue_capacity{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
)
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}}.'
summary: Prometheus has encountered more than 1% errors sending alerts to
a specific Alertmanager.
expr: |
(
rate(prometheus_notifications_errors_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
/
rate(prometheus_notifications_sent_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
)
* 100
> 1
for: 15m
labels:
severity: warning
- alert: PrometheusNotConnectedToAlertmanagers
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not connected
to any Alertmanagers.
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|prometheus-user-workload"}[5m]) < 1
for: 10m
labels:
severity: warning
- alert: PrometheusTSDBReloadsFailing
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
{{$value | humanize}} reload failures over the last 3h.
summary: Prometheus has issues reloading blocks from disk.
expr: |
increase(prometheus_tsdb_reloads_failures_total{job=~"prometheus-k8s|prometheus-user-workload"}[3h]) > 0
for: 4h
labels:
severity: warning
- alert: PrometheusTSDBCompactionsFailing
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has detected
{{$value | humanize}} compaction failures over the last 3h.
summary: Prometheus has issues compacting blocks.
expr: |
increase(prometheus_tsdb_compactions_failed_total{job=~"prometheus-k8s|prometheus-user-workload"}[3h]) > 0
for: 4h
labels:
severity: warning
- alert: PrometheusNotIngestingSamples
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is not ingesting
samples.
summary: Prometheus is not ingesting samples.
expr: |
(
rate(prometheus_tsdb_head_samples_appended_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m]) <= 0
and
(
sum without(scrape_job) (prometheus_target_metadata_cache_entries{job=~"prometheus-k8s|prometheus-user-workload"}) > 0
or
sum without(rule_group) (prometheus_rule_group_rules{job=~"prometheus-k8s|prometheus-user-workload"}) > 0
)
)
for: 10m
labels:
severity: warning
- alert: PrometheusDuplicateTimestamps
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
{{ printf "%.4g" $value }} samples/s with different values but duplicated
timestamp.
summary: Prometheus is dropping samples with duplicate timestamps.
expr: |
rate(prometheus_target_scrapes_sample_duplicate_timestamp_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m]) > 0
for: 1h
labels:
severity: warning
- alert: PrometheusOutOfOrderTimestamps
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} is dropping
{{ printf "%.4g" $value }} samples/s with timestamps arriving out of order.
summary: Prometheus drops samples with out-of-order timestamps.
expr: |
rate(prometheus_target_scrapes_sample_out_of_order_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m]) > 0
for: 1h
labels:
severity: warning
- alert: PrometheusRemoteStorageFailures
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} failed to send
{{ printf "%.1f" $value }}% of the samples to {{ $labels.remote_name}}:{{
$labels.url }}
summary: Prometheus fails to send samples to remote storage.
expr: |
(
rate(prometheus_remote_storage_failed_samples_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
/
(
rate(prometheus_remote_storage_failed_samples_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
+
rate(prometheus_remote_storage_succeeded_samples_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
)
)
* 100
> 1
for: 15m
labels:
severity: critical
- alert: PrometheusRemoteWriteBehind
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} remote write
is {{ printf "%.1f" $value }}s behind for {{ $labels.remote_name}}:{{ $labels.url
}}.
summary: Prometheus remote write is behind.
expr: |
# Without max_over_time, failed scrapes could create false negatives, see
# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0 for details.
(
max_over_time(prometheus_remote_storage_highest_timestamp_in_seconds{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
- ignoring(remote_name, url) group_right
max_over_time(prometheus_remote_storage_queue_highest_sent_timestamp_seconds{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
)
> 120
for: 15m
labels:
severity: critical
- alert: PrometheusRemoteWriteDesiredShards
annotations:
description: Prometheus {{$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|prometheus-user-workload"}`
$labels.instance | query | first | value }}.
summary: Prometheus remote write desired shards calculation wants to run more
than configured max shards.
expr: |
# Without max_over_time, failed scrapes could create false negatives, see
# https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0 for details.
(
max_over_time(prometheus_remote_storage_shards_desired{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
>
max_over_time(prometheus_remote_storage_shards_max{job=~"prometheus-k8s|prometheus-user-workload"}[5m])
)
for: 15m
labels:
severity: warning
- alert: PrometheusRuleFailures
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has failed to
evaluate {{ printf "%.0f" $value }} rules in the last 5m.
summary: Prometheus is failing rule evaluations.
expr: |
increase(prometheus_rule_evaluation_failures_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m]) > 0
for: 15m
labels:
severity: critical
- alert: PrometheusMissingRuleEvaluations
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has missed {{
printf "%.0f" $value }} rule group evaluations in the last 5m.
summary: Prometheus is missing rule evaluations due to slow rule group evaluation.
expr: |
increase(prometheus_rule_group_iterations_missed_total{job=~"prometheus-k8s|prometheus-user-workload"}[5m]) > 0
for: 15m
labels:
severity: warning
- alert: PrometheusTargetLimitHit
annotations:
description: Prometheus {{$labels.namespace}}/{{$labels.pod}} has dropped
{{ printf "%.0f" $value }} targets because the number of targets exceeded
the configured target_limit.
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|prometheus-user-workload"}[5m]) > 0
for: 15m
labels:
severity: warning
- alert: PrometheusErrorSendingAlertsToAnyAlertmanager
annotations:
description: '{{ printf "%.1f" $value }}% minimum errors while sending alerts
from Prometheus {{$labels.namespace}}/{{$labels.pod}} to any Alertmanager.'
summary: Prometheus encounters more than 3% errors sending alerts to any Alertmanager.
expr: |
min without (alertmanager) (
rate(prometheus_notifications_errors_total{job=~"prometheus-k8s|prometheus-user-workload",alertmanager!~``}[5m])
/
rate(prometheus_notifications_sent_total{job=~"prometheus-k8s|prometheus-user-workload",alertmanager!~``}[5m])
)
* 100
> 3
for: 15m
labels:
severity: critical
- name: thanos-sidecar
rules:
- alert: ThanosSidecarPrometheusDown
annotations:
description: Thanos Sidecar {{$labels.job}} {{$labels.instance}} cannot connect
to Prometheus.
summary: Thanos Sidecar cannot connect to Prometheus
expr: |
sum by (job, instance) (thanos_sidecar_prometheus_up{job=~"prometheus-(k8s|user-workload)-thanos-sidecar"} == 0)
for: 1h
labels:
severity: warning
- alert: ThanosSidecarBucketOperationsFailed
annotations:
description: Thanos Sidecar {{$labels.job}} {{$labels.instance}} bucket operations
are failing
summary: Thanos Sidecar bucket operations are failing
expr: |
rate(thanos_objstore_bucket_operation_failures_total{job=~"prometheus-(k8s|user-workload)-thanos-sidecar"}[5m]) > 0
for: 1h
labels:
severity: warning
- alert: ThanosSidecarUnhealthy
annotations:
description: Thanos Sidecar {{$labels.job}} {{$labels.pod}} is unhealthy for
more than {{ $value }} seconds.
summary: Thanos Sidecar is unhealthy.
expr: |
time() - max(timestamp(thanos_sidecar_last_heartbeat_success_time_seconds{job=~"prometheus-(k8s|user-workload)-thanos-sidecar"})) by (job,pod) >= 240
for: 1h
labels:
severity: warning