Web UI (aka Application UI or webUI or Spark UI) is the web interface of a running Spark application to monitor and inspect Spark job executions in a web browser.
How do I get Spark UI in glue?
Open the AWS Glue console at . In the upper-right corner, choose User preferences. Open the Monitoring options. In the Spark UI tab, choose Enable.
What is Spark UI port?
Web Interfaces. Every SparkContext launches a Web UI, by default on port 4040, that displays useful information about the application.