How Often Should The Namenode Be Reformatted?

1.	How Often Should The Namenode Be Reformatted?
Answer» The NameNode should never be reformatted. Doing so will result in complete data LOSS. NameNode is formatted only once at the BEGINNING after which it creates the directory STRUCTURE for FILE system metadata and namespace ID for the entire file system. The NameNode should never be reformatted. Doing so will result in complete data loss. NameNode is formatted only once at the beginning after which it creates the directory structure for file system metadata and namespace ID for the entire file system.

Answer»

The NameNode should never be reformatted. Doing so will result in complete data LOSS. NameNode is formatted only once at the BEGINNING after which it creates the directory STRUCTURE for FILE system metadata and namespace ID for the entire file system.

The NameNode should never be reformatted. Doing so will result in complete data loss. NameNode is formatted only once at the beginning after which it creates the directory structure for file system metadata and namespace ID for the entire file system.

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