A system service is an application service that can have a single instance in the domain. When you create the domain, the system services are created for you. You can enable, disable, and configure system services.
System services are created in the System Services folder. Expand the System Services folder in the Domain Navigator to view and configure the system services. You cannot delete, move, or edit the properties or contents of the System Services folder.
The following image shows the System Services folder in the Domain Navigator:
By default, system services are disabled and are assigned to run on the master gateway node. You can change the node assignment and enable the service to use the functionality that the service provides.
The domain includes the following system services:
The Email Service sends email notifications for business glossaries, scorecards, and workflows. Enable the Email Service to allow users to configure email notifications.
Resource Manager Service
The Resource Manager Service manages computing resources in the domain and dispatches jobs to achieve optimal performance and scalability. The Resource Manager Service collects information about nodes with the compute role. The service matches job requirements with resource availability to identify the best compute node to run the job.
The Resource Manager Service communicates with compute nodes in a Data Integration Service grid. Enable the Resource Manager Service when you configure a Data Integration Service grid to run jobs in separate remote processes.
REST Operations Hub Service
The REST Operations Hub Service is an application service in the Informatica domain that exposes Informatica product functionality to external clients through REST APIs.
The Scheduler Service manages schedules for profiles, scorecards, deployed mappings, and deployed workflows.