____ is a tool in Hadoop used for diagnosing network topology and speed between nodes in HDFS.
- DataNode
- Hadoop Diagnostics Tool (HDT)
- NameNode
- ResourceManager
The Hadoop Diagnostics Tool (HDT) is used for diagnosing network topology and speed between nodes in HDFS. It helps administrators identify potential issues related to network performance and data transfer within the Hadoop cluster.
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