This section describes Spark-related procedures that are required for configuration changes in KPI Management.
Updating the Spark Cluster- or Application Configuration
- Stop the KPI Management workflows
- Kill the Spark application
- Stop the Spark cluster
- Make whatever changes are needed
- Start the Spark cluster
- Submit the Spark application
- Start the KPI Management workflows
Note!
When you have changed properties in the configuration related to the service model or Kafka, you also need to clear the check-point directory before starting the Spark cluster.
Updating the Kafka or Zookeeper Configuration
- Stop KPI Management workflows
- Kill the Spark application
- Shutdown Spark, Kafka and Zookeeper
- Clear all the runtime data.
- Update the Kafka and/or Zookeeper configuration
- Start Zookeeper, Kafka and Spark
- Submit the Spark application
- Start the KPI Management workflows