List of predefined tag-based alert grouping definitions

reference brazil Updated Sep 10, 2026 2 min read alert-clustering-predefined-definition-list.md
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A list of the predefined alert clustering definitions provided with the Tag Based Alert Clustering Engine  application.

Name

Description

Order

Group alerts from the same Application

Group all alerts from the same application, created in the last 10 minutes. In new systems, this definition is activated by default.

9010

Group all alerts from the same IP address

Group all alerts from the same IP address, created in the last 10 minutes.

9020

Group all alerts from the same Namespace

Group all alerts from the same namespace, created in the last 10 minutes. In new systems, this definition is activated by default.

9030

Group all alerts from the same Subnet

Group all alerts from the same subnet, created in the last 10 minutes. In new systems, this definition is activated by default.

9040

Group alerts from the same CI class and Location

Group all alerts from the same CI class and location, created in the last 10 minutes.

9050

Group alerts from the same Application and Environment

Group all alerts from the same application and environment, created in the last 10 minutes.

9060

Group all alerts from a similar Node

Group all alerts from a similar node name, created in the last 10 minutes.

9070

Group alerts from the same Location and Assignment group

Group all alerts from the same location and assignment group, created in the last 10 minutes.

9080

Group alerts from the same Region and Metric

Group all alerts from the same region and metric, created in the last 10 minutes.

9090

Group alerts from the same CI class and Metric

Group all alerts from the same CI class and metric, created in the last 10 minutes.

9100

Group alerts from the same Node and Metric

Group all alerts from the same node and metric, created in the last 10 minutes.

9110

Group alerts from the same Assignment group and Class

Group all alerts from the same assignment group and class, created in the last 10 minutes.

9120

Group alerts from the same Type, Metric and Source

Group all alerts from the same type, metric, and source instance, created in the last 10 minutes.

9130

Group alerts from the same CI

Group all alerts from the same CI, created in the last 10 minutes. Important: When this rule is active, CMDB grouping must be disabled.

9140

Group alerts from the same Node

Group all alerts from the same node, created in the last 10 minutes. In new systems, this rule is activated by default.

9150

**Parent Topic:**[Event Management reference](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/event-management-reference.md)
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