Your cluster’s mapped-site.xml includes the following parameters
<name>mapreduce.map.memory.mb</name>
<value>4096<value/>
<name>mapreduce.reduce.memory,mb</name>
<value>8192</value>
And your cluster’s yarn-site.xml includes the following parameters
<name>yarn.nodemanager/vmen-pmem-ratio</name>
<value>2.1</value>
What is the maximum amount of virtual memory allocated for each map before YARN will kill its
Container?
A.
4 GB
B.
17.2 GB
C.
24.6 GB
D.
8.2 GB
correct answer is D …. since map memory is 4gb and you are telling physical VS virtual is 2:1 one map can use only 8gb of virtual memory (swap) .. after that it would be killed.
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guy answer show above seemsto be wrong d is correct one see answer in cloudera ca-500 for same Q
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Correct answer is B
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