Remove redundant prometheus/alertmanager rules

With the alerts of the added prometheus-exporter mixin some alerts became redundant and are removed. Signed-off-by: Jan Horstmann <[email protected]>
osism · Nov 8, 2024 · 299b20e · 299b20e
1 parent 5abedaf
commit 299b20e
Showing 1 changed file with 1 addition and 100 deletions.
diff --git a/prometheus/prometheus-extra.rules b/prometheus/prometheus-extra.rules
@@ -40,17 +40,8 @@ groups:
         summary: Prometheus target missing with warmup time (instance {{ $labels.instance }})
         description: "Allow a job time to start up (10 minutes) before alerting that it's down.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusConfigurationReloadFailure
-      expr: 'prometheus_config_last_reload_successful != 1'
-      for: 0m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus configuration reload failure (instance {{ $labels.instance }})
-        description: "Prometheus configuration reload error\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTooManyRestarts
-      expr: 'changes(process_start_time_seconds{job=~"prometheus|pushgateway|alertmanager"}[15m]) > 2'
+      expr: 'changes(process_start_time_seconds{job=~"prometheus|pushgateway"}[15m]) > 2'
       for: 0m
       labels:
         severity: warning
@@ -67,24 +58,6 @@ groups:
         summary: Prometheus AlertManager job missing (instance {{ $labels.instance }})
         description: "A Prometheus AlertManager job has disappeared\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusAlertmanagerConfigurationReloadFailure
-      expr: 'alertmanager_config_last_reload_successful != 1'
-      for: 0m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus AlertManager configuration reload failure (instance {{ $labels.instance }})
-        description: "AlertManager configuration reload error\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
-    - alert: PrometheusAlertmanagerConfigNotSynced
-      expr: 'count(count_values("config_hash", alertmanager_config_hash)) > 1'
-      for: 0m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus AlertManager config not synced (instance {{ $labels.instance }})
-        description: "Configurations of AlertManager cluster instances are out of sync\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusAlertmanagerE2eDeadManSwitch
       expr: 'vector(1)'
       for: 0m
@@ -94,24 +67,6 @@ groups:
         summary: Prometheus AlertManager E2E dead man switch (instance {{ $labels.instance }})
         description: "Prometheus DeadManSwitch is an always-firing alert. It's used as an end-to-end test of Prometheus through the Alertmanager.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusNotConnectedToAlertmanager
-      expr: 'prometheus_notifications_alertmanagers_discovered < 1'
-      for: 0m
-      labels:
-        severity: critical
-      annotations:
-        summary: Prometheus not connected to alertmanager (instance {{ $labels.instance }})
-        description: "Prometheus cannot connect the alertmanager\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
-    - alert: PrometheusRuleEvaluationFailures
-      expr: 'increase(prometheus_rule_evaluation_failures_total[3m]) > 0'
-      for: 0m
-      labels:
-        severity: critical
-      annotations:
-        summary: Prometheus rule evaluation failures (instance {{ $labels.instance }})
-        description: "Prometheus encountered {{ $value }} rule evaluation failures, leading to potentially ignored alerts.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTemplateTextExpansionFailures
       expr: 'increase(prometheus_template_text_expansion_failures_total[3m]) > 0'
       for: 0m
@@ -130,24 +85,6 @@ groups:
         summary: Prometheus rule evaluation slow (instance {{ $labels.instance }})
         description: "Prometheus rule evaluation took more time than the scheduled interval. It indicates a slower storage backend access or too complex query.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusNotificationsBacklog
-      expr: 'min_over_time(prometheus_notifications_queue_length[10m]) > 0'
-      for: 0m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus notifications backlog (instance {{ $labels.instance }})
-        description: "The Prometheus notification queue has not been empty for 10 minutes\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
-    - alert: PrometheusAlertmanagerNotificationFailing
-      expr: 'rate(alertmanager_notifications_failed_total[1m]) > 0'
-      for: 0m
-      labels:
-        severity: critical
-      annotations:
-        summary: Prometheus AlertManager notification failing (instance {{ $labels.instance }})
-        description: "Alertmanager is failing sending notifications\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTargetEmpty
       expr: 'prometheus_sd_discovered_targets == 0'
       for: 0m
@@ -166,24 +103,6 @@ groups:
         summary: Prometheus target scraping slow (instance {{ $labels.instance }})
         description: "Prometheus is scraping exporters slowly since it exceeded the requested interval time. Your Prometheus server is under-provisioned.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusLargeScrape
-      expr: 'increase(prometheus_target_scrapes_exceeded_sample_limit_total[10m]) > 10'
-      for: 5m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus large scrape (instance {{ $labels.instance }})
-        description: "Prometheus has many scrapes that exceed the sample limit\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
-    - alert: PrometheusTargetScrapeDuplicate
-      expr: 'increase(prometheus_target_scrapes_sample_duplicate_timestamp_total[5m]) > 0'
-      for: 0m
-      labels:
-        severity: warning
-      annotations:
-        summary: Prometheus target scrape duplicate (instance {{ $labels.instance }})
-        description: "Prometheus has many samples rejected due to duplicate timestamps but different values\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTsdbCheckpointCreationFailures
       expr: 'increase(prometheus_tsdb_checkpoint_creations_failed_total[1m]) > 0'
       for: 0m
@@ -202,15 +121,6 @@ groups:
         summary: Prometheus TSDB checkpoint deletion failures (instance {{ $labels.instance }})
         description: "Prometheus encountered {{ $value }} checkpoint deletion failures\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusTsdbCompactionsFailed
-      expr: 'increase(prometheus_tsdb_compactions_failed_total[1m]) > 0'
-      for: 0m
-      labels:
-        severity: critical
-      annotations:
-        summary: Prometheus TSDB compactions failed (instance {{ $labels.instance }})
-        description: "Prometheus encountered {{ $value }} TSDB compactions failures\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTsdbHeadTruncationsFailed
       expr: 'increase(prometheus_tsdb_head_truncations_failed_total[1m]) > 0'
       for: 0m
@@ -220,15 +130,6 @@ groups:
         summary: Prometheus TSDB head truncations failed (instance {{ $labels.instance }})
         description: "Prometheus encountered {{ $value }} TSDB head truncation failures\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
-    - alert: PrometheusTsdbReloadFailures
-      expr: 'increase(prometheus_tsdb_reloads_failures_total[1m]) > 0'
-      for: 0m
-      labels:
-        severity: critical
-      annotations:
-        summary: Prometheus TSDB reload failures (instance {{ $labels.instance }})
-        description: "Prometheus encountered {{ $value }} TSDB reload failures\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-
     - alert: PrometheusTsdbWalCorruptions
       expr: 'increase(prometheus_tsdb_wal_corruptions_total[1m]) > 0'
       for: 0m