HCE-5920 Exam Dumps | You are running a Pentaho MapReduce (PMR) job that is facing on Hadoop. You review the YARN logs and

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Hitachi.HCE-5920.v2022-07-14.q20
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Question 4/20

You are running a Pentaho MapReduce (PMR) job that is facing on Hadoop. You review the YARN logs and determine that the mappers are generating out of memory errors.
Which action will resolve the mapper errors?

A. Set the JVM memoryparameters appropriately in the User Denned tab of the PMR step

B. Edit me Pentaho server startup script to increase the memory setting

C. Set the Enable blocking option in the PMR step.

D. Increase the Number of mapper tacks in the PMR step.

Correct Answer: B

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