Tune Parser Storm Parameters by Using the Management Module

You can tune some of your parser Storm parameters using the Management module.

1. From the list of sensors in the main window, select the sensor.
2. Click (edit) in the toolbar.
   The Management module displays the sensor panel for the sensor.

   	Note
   	Your sensor must be running and producing data before you can add tuning information.

3. In the STORM SETTINGS box, click (expand window).
   The Management module displays the Configure Storm Settings panel.
4. You can tune the following Storm parameters:

   Spout Parallelism

   The Kafka spout parallelism (default to 1). You can override the default on the command line.

   Spout Num Tasks

   The number of tasks for the spout (default to 1). You can override the default on the command line.

   Parser Parallelism

   The parser bolt parallelism (default to 1). You can override the default on the command line.

   Parser Num Tasks

   The number of tasks for the parser bolt (default to 1). You can override the default on the command line.

   Error Writer Parallelism

   The error writer bolt parallelism (default to 1). You can override the default on the command line.

   Error Writer Num Tasks

   The number of tasks for the error writer bolt (default to 1). You can override the default on the command line.

   Spout Config

   A map representing a custom spout configuration (this is a map). You can override the default on the command line.

   Storm Config

   The storm configuration to use (this is a map). You can override this on the command line. If both are specified, they are merged with CLI properties taking precedence.

5. Click SAVE.