Starting Spark cluster

The streaming service is based on Spark Streaming distributed real time calculating framework, so please start Spark cluster before configuring it. You can use the built-in Spark in iServer to create cluster. Before creating cluster, you need to make necessary settings, please see Prepare the environment to use the built-in Spark in iServer. You also can create Spark cluster service in other computer. After specifying the Spark cluster, access iServer Manager>Cluster to set.