» Unlabelled » What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode? | Hadoop Questions

What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode? | Hadoop Questions

In Gen 1 Hadoop, Namenode is the single point of failure. In Gen 2 Hadoop, we have what is known as Active and Passive Namenodes kind of a structure. If the active Namenode fails, passive Namenode takes over the charge.
Posted by at 02:23

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