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Update Rules.md (#15736)

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Since 23.10.0 the currently documented SQL override rule does not work. This one I got from ChatGPT does work so far. 

For reference: https://github.com/librenms/librenms/issues/15700
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blknight88
2024-01-14 11:13:09 -08:00
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parent 4d2ff3465e
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doc/Alerting/Rules.md
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@@ -72,10 +72,14 @@ On the Advanced tab, you can specify some additional options for the alert rule:
- An example of this would be an average rule for all CPUs over 10%
```sql
SELECT *,AVG(processors.processor_usage) as cpu_avg FROM
devices,processors WHERE (devices.device_id = ? AND devices.device_id
= processors.device_id) AND (devices.status = 1 && (devices.disabled =
0 && devices.ignore = 0)) = 1 HAVING AVG(processors.processor_usage)
SELECT devices.device_id, devices.status, devices.disabled, devices.ignore,
AVG(processors.processor_usage) AS cpu_avg FROM
devices INNER JOIN processors ON devices.device_id
= processors.device_id WHERE devices.device_id
= ? AND devices.status = 1 AND devices.disabled =
0 AND devices.ignore = 0 GROUP BY devices.device_id,
devices.status, devices.disabled, devices.ignore
HAVING AVG(processors.processor_usage)
> 10
```