PrepAway - Latest Free Exam Questions & Answers

What should you do?

You are migrating a cluster from MapReduce version 1 (MRv1) to MapReduce version2 (MRv2) on
YARN. To want to maintain your MRv1 TaskTracker slot capacities when you migrate. What
should you do?

PrepAway - Latest Free Exam Questions & Answers

A.
Configure yarn.applicationmaster.resource.memory-mb and yarn.applicationmaster.cpu-vcores
so that ApplicationMaster container allocations match the capacity you require.

B.
You don’t need to configure or balance these properties in YARN as YARN dynamically
balances resource management capabilities on your cluster

C.
Configure yarn.nodemanager.resource.memory-mb and yarn.nodemanager.resource.cpuvcores to match the capacity you require under YARN for each NodeManager

D.
Configure mapred.tasktracker.map.tasks.maximum and
mapred.tasktracker.reduce.tasks.maximum ub yarn.site.xml to match your cluster’s configured
capacity set by yarn.scheduler.minimum-allocation

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