Safe Mode Rack Awareness High NameNode Availability NameNodeFederation CheckPoints Backup Snapshots

[@poojarajashekar]

Your videos are helping me a lot for my last minute preparation. thank you :)

[@trickytab4114]

Tqsm sir for sharing valuable information it has helped alot

[@nehap6750]

Tnk u sir...nice explanation

[@sultanmahmud3132]

Nice

[@MaheshHuddar]

Welcome Do like share and subscribe

[@nikitakallanagoudar113]

Thank you sir. It was very helpful

[@rockyrock4954]

Thank you sir

[@lothalopolis]

How does the NameNode know different DataNodes are on different racks? It only knows the IP addresses of the DataNodes, right? Does the DataNode definition also include a Rack Name that needs to be given when configuring it?

[@durgaprasadn88907]

Sir does these come under components of hdfs . In one question paper they have asked list the components of hdfs and explain any four but hdfs has only two components right name node and data node...pls reply

[@aishwaryagurav4902]

Thank you sir