38 lines
1.2 KiB
YAML
38 lines
1.2 KiB
YAML
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apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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name: postgres-alerts
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namespace: data
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labels:
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role: alert-rules
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spec:
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groups:
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- name: postgres
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rules:
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- alert: PostgresDown
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expr: cnpg_collector_up == 0
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for: 2m
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labels:
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severity: critical
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annotations:
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summary: "PostgreSQL instance is down"
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description: "CNPG collector reports {{ $labels.namespace }}/{{ $labels.pod }} is down."
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- alert: PostgresDatabaseSizeLarge
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expr: cnpg_pg_database_size_bytes > 7e9
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "PostgreSQL database size is large"
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description: "Database {{ $labels.datname }} is {{ $value | humanize1024 }} (PVC limit 10Gi)"
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- alert: PostgresHighConnections
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expr: sum by (pod) (cnpg_pg_stat_activity_count) > 80
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "PostgreSQL connection count is high"
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description: "Pod {{ $labels.pod }} has {{ $value }} active connections."
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