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How HDFS helps namenode in scaling ?

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How HDFS helps namenode in scaling ?

New Contributor

In scaling how HDFS helps namenode?

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Re: How HDFS helps namenode in scaling ?

New Contributor

Earlier ,till Hadoop 1.0 namenode was single point of failure.but 2.0 onwards HDFS federation, introduced , cluster to scale by adding namenodes, each of which manages a portion of the filesystem namespace/meta data.They are independent of each other.

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