Installing HDF Services on an Existing HDP Cluster
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Configuring SAM for High Availability

You can configure SAM for high availability.

  1. Install two or more instances of SAM on unique nodes.
  2. From the Services pane, select Streaming Analytics Manager and click the Configs tab.
  3. In the Jar Storage Type drop down, select HDFS or Database.

    If you are using a MySQL database, ensure that you make adjustments to the database configuration as well. max_allowed_packet must be greater than the maximum file size of any custom processor or user defined function that will be uploaded.