Help Center/MapReduce Service/FAQs/Job Management/What Should I Do If Error Message "java.io.IOException: Connection reset by peer" Is Displayed During the Execution of a Spark Job?
Updated on 2025-10-23 GMT+08:00
What Should I Do If Error Message "java.io.IOException: Connection reset by peer" Is Displayed During the Execution of a Spark Job?
Question:
The execution of a Spark job cannot finish and error message "java.io.IOException: Connection reset by peer" is displayed.
Answer:
Add the executor.memoryOverhead parameter to the job submission parameters.
Parent topic:Job Management
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