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CCA-500 · Question #40

You are running a Hadoop cluster with a NameNode on host mynamenode. What are two ways to determine available HDFS space in your cluster?

The correct answer is B. Run hdfs dfsadmin -report and locate the DFS Remaining value. See the full explanation below for the reasoning.

Question

You are running a Hadoop cluster with a NameNode on host mynamenode. What are two ways to determine available HDFS space in your cluster?

Options

  • ARun hdfs fs -du / and locate the DFS Remaining value
  • BRun hdfs dfsadmin -report and locate the DFS Remaining value
  • CRun hdfs dfs / and subtract NDFS Used from configured Capacity

How the community answered

(51 responses)
  • A
    6% (3)
  • B
    82% (42)
  • C
    12% (6)

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