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What Is A Rack? |
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Answer» Rack is a storage area with all the datanodes put TOGETHER. These datanodes can be physically located at different PLACES. Rack is a PHYSICAL collection of datanodes which are stored at a SINGLE location. There can be multiple RACKS in a single location. Rack is a storage area with all the datanodes put together. These datanodes can be physically located at different places. Rack is a physical collection of datanodes which are stored at a single location. There can be multiple racks in a single location. |
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