When configuring a Hadoop cluster, which factor is crucial for deciding the number of DataNodes?

  • Disk I/O Speed
  • Network Bandwidth
  • Processing Power
  • Storage Capacity
The number of DataNodes in a Hadoop cluster is crucially influenced by storage capacity. It determines how much data can be stored and processed concurrently across the cluster. Ensuring sufficient storage capacity is essential for optimal performance and data processing capabilities.
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