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CCA-500 · Question #53
CCA-500 Question #53: Real Exam Question with Answer & Explanation
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Question
Each node in your Hadoop cluster, running YARN, has 64GB memory and 24 cores. Your yarn.site.xml has the following configuration: <property> <name>yarn.nodemanager.resource.memory-mb</name> <value>32768</value> </property> <property> <name>yarn.nodemanager.resource.cpu-vcores</name> <value>12</value> </property> You want YARN to launch no more than 16 containers per node. What should you do?
Options
- AModify yarn-site.xml with the following property:
- BModify yarn-sites.xml with the following property:
- CModify yarn-site.xml with the following property:
- DNo action is needed: YARN's dynamic resource allocation automatically optimizes the node
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