ION Service application

Functionality

The ION Service grid application is the core of the ION application. It is the server for the ION Desk and Activities (Pulse) API and implements the BOD processing for Connect, Workflow and Event Management.

Type

Backend

Coordinator: Available only in the "ION full" edition, the coordinator node arranges the connect related communication between ION Desk and ION Service. Among activation and deactivation of document flows the coordinator will (re)distribute the document flow elements over the available connect nodes. For the Coordinator node there is always a single instance. This node not expected to use many resources.
Queue: Available only in the "ION full" edition, the Queue node manages the internal queues of ION. For the Queue node there is always a single instance.; Resource usage is in memory and communication with the other nodes and the database.
JMSQueue: Available only in the "ION full" edition, this Node is instantiated on the host for which a JMS provider is configured and the Queue node is not running. The JMSQueue can be instantiated once per host.
Connect: Available only in the "ION full" edition, the Connect node deploys the document flow elements. Multiple instances of the connect node can be configured, allowing distribution of document flow elements over multiple connect node instances and with that over multiple hosts. For details see "Scale out connect nodes." This node requires more resources.
Process: Available only in the "ION full" edition, the Process node arranges the processing of BODs for Event management, Workflow and Pulse. The Process node always has a single instance. This node requires more resources.
PulseAPI: Available only in the "ION full" edition, the PulseAPI node exposes the Pulse API. The PulseAPI node always has a single instance.
ActivityDeck: Available only in the "ION full" edition, the ActivityDeck node is the server handling the read requests from Pulse API . The ActivityDeck node always has a single instance.
OneViewEvent: Available only in the "ION full" edition, this node integrates with the ION Search application executing search queries on the search engine.
OneViewApi: Available only in the "ION full" edition, this node integrates with the ION Search application registering new events in the search engine
OneView: Available only in the "ION full" edition, this node integrates with the ION Search application both registering new events in the search engine as well as executing search queries on the search engine.
IONService: Only available in the "ION Embedded" edition, this node includes the ION backend functionality except the handling of OneView events.The IONService node always has a single instance.