PrepAway - Latest Free Exam Questions & Answers

how do you increase JVM heap size property to 3GB to optimize performance?

You are running a Hadoop cluster with MapReduce version 2 (MRv2) on YARN. You consistently
see that MapReduce map tasks on your cluster are running slowly because of excessive garbage
collection of JVM, how do you increase JVM heap size property to 3GB to optimize performance?

PrepAway - Latest Free Exam Questions & Answers

A.
yarn.application.child.java.opts=-Xsx3072m

B.
yarn.application.child.java.opts=-Xmx3072m

C.
mapreduce.map.java.opts=-Xms3072m

D.
mapreduce.map.java.opts=-Xmx3072m

Explanation:
http://hortonworks.com/blog/how-to-plan-and-configure-yarn-in-hdp-2-0/

7 Comments on “how do you increase JVM heap size property to 3GB to optimize performance?

    1. Divesh says:

      CCA-500 was MCQ based exam. but it has been expired from 30 april. Now, new exam is CCA-131, which is a totally practical exam similar to Hortonworks HDPCA.




      0



      0

Leave a Reply

Your email address will not be published. Required fields are marked *