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Hadoop Writing Process

Hadoop Writing Process

作者: michael_0x | 来源:发表于2019-04-06 10:13 被阅读0次
  1. client to request suitable name nodes and set the pipe line

  2. write across the pipe line from first suitable data note to the last

  3. get feed back from the pipe line, which is reported from the last to the first suitable data note

  4. update meta data in name node


    image.png
  5. blocks are writing parallelly

image.png

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