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Fix max connection alerts formulas (#368)

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rafis 2020-02-25 14:56:18 +03:00 committed by GitHub
parent aeec47ead4
commit 0c4425c4b3
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1 changed files with 2 additions and 2 deletions
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example.alerts.yml
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@ -3,7 +3,7 @@ groups:
- name: PostgreSQL
rules:
- alert: PostgreSQLMaxConnectionsReached
expr: sum(pg_stat_activity_count) by (instance) > sum(pg_settings_max_connections) by (instance)
expr: sum(pg_stat_activity_count) by (instance) >= sum(pg_settings_max_connections) by (instance) - sum(pg_settings_superuser_reserved_connections) by (instance)
for: 1m
labels:
severity: email
@ -12,7 +12,7 @@ groups:
description: "{{ $labels.instance }} is exceeding the currently configured maximum Postgres connection limit (current value: {{ $value }}s). Services may be degraded - please take immediate action (you probably need to increase max_connections in the Docker image and re-deploy."
- alert: PostgreSQLHighConnections
expr: sum(pg_stat_activity_count) by (instance) > sum(pg_settings_max_connections * 0.8) by (instance)
expr: sum(pg_stat_activity_count) by (instance) > (sum(pg_settings_max_connections) by (instance) - sum(pg_settings_superuser_reserved_connections) by (instance)) * 0.8
for: 10m
labels:
severity: email