Updated on 2026-10-21 GMT+08:00
Spark Shuffle Exception Handling
Symptom
In some scenarios, the following exception occurs during the Spark shuffle phase:
Procedure
- For JDBC connections:
Log in to FusionInsight Manager, change the value of the JDBCServer parameter spark.authenticate.enableSaslEncryption to false, and restart the corresponding instances.
- For client jobs:
Before submitting the application from the client, change the value of spark.authenticate.enableSaslEncryption in the spark-defaults.conf file to false.
Parent topic: Using Spark
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