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Version Pentaho
Hitachi Vantara Lumada and Pentaho Documentation

Using Performance Graphs

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If you configured step performance monitoring, with database logging (optional), you can view the performance evolution graphs. Performance graphs provide you with a visual interpretation of how your transformation is processing. To enable database logging, enable the option Enable step performance monitoring within the Transformation Properties / Monitoring dialog box.

File:/pdi_performance_graph.png

Follow the instructions below to set up a performance graph history for your transformation.

  1. Right-click in the workspace (canvas) where you have an open transformation. Alternatively, press <CTRL +T>. To enable the logging, you also need to enable the option Enable step performance monitoring in the Transformation Properties/Monitoring in the dialog. The Transformation Properties dialog box appears.
  2. In the Transformation Properties dialog box, click the Logging tab. Make sure Performance is selected in the navigation pane on the left.
  3. Under Logging enter the following information:
    Option Description
    Log Connection Specifies the database connection you are using for logging; you can configure a new connection by clicking New.
    Log Table Schema Specifies the schema name, if supported by your database
    Log Table Name Specifies the name of the log table (for example L_ETL)
    Logging interval (seconds) Specifies the interval in which logs are written to the table
    Log record timeout (in days) Specifies the number of days old log entries in the table will be kept before they are deleted
  4. Enable the fields you want to log or keep the defaults.
  5. Click SQL to create your log table. The Simple SQL Editor appears.
  6. Click Execute to execute the SQL code for your log table, then click OK to exit the Results dialog box.
    Note: You must execute the SQL code to create the log table.
  7. Click Close to exit the Simple SQL Editor.
  8. Click OK to exit the Transformation Properties dialog box.