Application services in Event Management

---
title: Application services in Event Management
description: An application service is a set of interconnected applications and hosts which are configured to offer a service to the organization.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/it-operations-management/event-management/application-service-event-management.html
release: brazil
product: Event Management
classification: event-management
topic_type: concept
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Configure, Event Management, ITOM AIOps, IT Operations Management]
---

# Application services in Event Management

An application service is a set of interconnected applications and hosts which are configured to offer a service to the organization.

For general information on application services, see [Application services](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/servicenow-platform/application-services.md).

-   **[Manually create an application service in Event Management](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/create-an-application-service.md)**  
You can manually create an application services. Event Management can use application services to monitor service performance and identify health issues.
-   **[Convert manual services to application services](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/migrate-manual-2-application-service.md)**  
You can convert existing manual services to application services. Event Management can use application services to monitor service performance and identify health issues.
-   **[Convert manual services to application services using API](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/convert-manual-to-application-service.md)**  
You can use a JavaScript API to convert existing manual services to application services. Event Management can use application services to monitor service performance and identify health issues.
-   **[Configuring CIs in a manual service as a manual cluster](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/manual-cluster-in-a-manual-service.md)**  
Configure or modify a CI as a specific CI or a generic CI class in a manual service \(that was not discovered automatically\) as a manually defined cluster. A manual cluster delivers redundancy capabilities and provides continued operations if one or more CIs fail.
-   **[Create an alert query](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/t_EMCreateAlertGroup.md)**  
An alert query is a set of alerts that meet specific criteria for a particular service.
-   **[Create an application service group](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/create-service-group.md)**  
Create service groups to combine similar services. Organize services by groups to perform actions simultaneously on multiple services and to control user access to services.
-   **[Assign a role to a service group](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/t_EMAssignRoleSvcGroup.md)**  
Assign an Event Management role to the application service group to ensure that group members can manage and act on alerts.
-   **[Activate and configure Service Mapping for top-down discovery](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/t_EMGetBaselineServiceMapping.md)**  
A top-down discovery provides a list of CIs and their interrelationships. This information is useful for managing software services and hardware issues that are associated with alerts.
-   **[Configure email notifications for service severity changes](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/event-management/t_EMCreateEmailNotificationBusinessService.md)**  
Configure an email notification to notify users when there is an application service severity change.

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