openstack-helm-infra/prometheus/values_overrides/postgresql.yaml
Andrii Ostapenko 731a6b4cfa Enable yamllint checks
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with corresponding code adjustment.

Change-Id: I92d6aa20df82aa0fe198f8ccd535cfcaf613f43a
2020-05-29 19:49:05 +00:00

42 lines
1.7 KiB
YAML

---
conf:
prometheus:
rules:
postgresql:
groups:
- name: postgresql.rules
rules:
- alert: prom_exporter_postgresql_unavailable
expr: avg_over_time(up{job="postgresql-exporter"}[5m]) == 0
for: 5m
labels:
severity: warning
annotations:
description: postgresql exporter is not collecting metrics or is not available for past 10 minutes
title: postgresql exporter is not collecting metrics or is not available
- alert: pg_replication_fallen_behind
expr: (pg_replication_lag > 120) and ON(instance) (pg_replication_is_replica == 1)
for: 5m
labels:
severity: warning
annotations:
description: Replication lag on server {{$labels.instance}} is currently {{$value | humanizeDuration }}
title: Postgres Replication lag is over 2 minutes
- alert: pg_connections_too_high
expr: sum(pg_stat_activity_count) BY (environment, fqdn) > ON(fqdn) pg_settings_max_connections * 0.95
for: 5m
labels:
severity: warn
channel: database
annotations:
title: Postgresql has {{$value}} connections on {{$labels.fqdn}} which is close to the maximum
- alert: pg_deadlocks_detected
expr: sum by(datname) (rate(pg_stat_database_deadlocks[1m])) > 0
for: 5m
labels:
severity: warn
annotations:
description: postgresql at {{$labels.instance}} is showing {{$value}} rate of deadlocks for database {{$labels.datname}}
title: Postgres server is experiencing deadlocks
...