The interaction between hadoop hdfs block size and linux file system block size -


i understood hadoop block size 64mb , linux fs 4kb. understanding reading hadoop hdfs work on top of linux fs itself.

how hadoop file system work linux 4kb block size? 64mb block broken down 4kb blocks , saved disk during write operation, example?

yes, said correct. hdfs abstraction above linux fs block of 64mb stored in continuous blocks of 4kb linux fs have fast access. when write 64mb of hdfs block treated single file linux , internally breaks down 4kb blocks.


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