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Job Agents

The RapidMiner Server preconfigures the agent with some of the properties it can guess before you download the distribution. You can edit these properties after downloading and unpacking the agent.

Agent Properties

You can alter this configuration by changinghome/config/agent.properties. Each property has a comment before which explains what effect the configuration has on the agent.

It is advised to change thejobagent.appIdvalue to something static and meaningful to you. Otherwise, each start (or restart) of the agent will cause a new appId to be generated which in turn will result to multiple timed out agent IDs displayed on theQueuesscreen.

容器的属性

The content insidehome/config/rapidminer/is going to be copied into each job directory before container start:

  • home/config/rapidminer/.RapidMiner:Place your own configuration files into this directory if you need it for your extensions.
  • home/config/rapidminer/rapidminer.properties: properties in this file are going to be set as system properties for the Job Container. The agent will also add RapidMiner Server's address properties to this file automatically before the container starts.Use this file to provide your custom properties (e.g. extension properties) for the container.

JDBC

JDBC connections can be defined in thehome/resources/jdbc/jdbc_properties.xmlfile.

Extensions

Extensions are provided fromhome/resources/extensions/directory, they aren't copied because of their size, but provided as a reference to each Job Container.Place your extensions into this directory if you want to be available for execution.

To keep theextension installation effort and maintenancefor RapidMiner Server and Job Agent to aminimumshare the server’s extension directory between both. If it is not located on the same machine use your systems capabilities to enable a network share to provide the Job Agent access to theserver’s extension directory. Open the Job Agent’s configuration athome/config/agent.propertiesand add the path to the extension directory (jobagent.container.extensionsDir).

Licenses

The Job Agent distribution'shome/resources/licenses/directory already contains your licenses installed in RapidMiner Server. It can happen however that some of your extensions need extra licenses to execute properly and those licenses can't be found in the Job Agent's directory.Place your licenses into this directory to make it available to your containers.

You can define the number of spawned Job Containers (jobagent.container.count) for each Job Agent and the memory per Job Container (jobagent.container.memoryLimit) in thehome/config/agent.propertiesfile. Keep in mind that these settings need to comply with your current server license.