Which three basic configuration parameters must you set to migrate your cluster from MapReduce 1 (MRv1) to MapReduce V2 (MRv2)? (Choose three)
Configure the NodeManager to enable MapReduce services on YARN by setting the following property in yarn-site.xml:
yarn.nodemanager.hostname
your_nodeManager_shuffle
Configure the NodeManager hostname and enable node services on YARN by setting the following property in yarn-site.xml:
your_nodeManager_hostname
Configure a default scheduler to run on YARN by setting the following property in mapred-site.xml:
mapreduce.jobtracker.taskScheduler
org.apache.hadoop.mapred.JobQueueTaskScheduler
Configure the number of map tasks per jon YARN by setting the following property in mapred:
mapreduce.job.maps
2
Configure the ResourceManager hostname and enable node services on YARN by setting the following property in yarn-site.xml:
yarn.resourcemanager.hostname
your_resourceManager_hostname
Configure MapReduce as a Framework running on YARN by setting the following property in mapred-site.xml:
mapreduce.framework.name
yarn
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