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  1. Hadoop HDFS
  2. HDFS-4113

When adding datanodes with less disk capacity to an existing cluster, the new DNs fill up faster and subsequently cause errors during put operations

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Details

    • New Feature
    • Status: Open
    • Minor
    • Resolution: Unresolved
    • None
    • None
    • datanode
    • None

    Description

      The request is that the allocation strategy be modified so that it allocates equally on a 'free space percentage' basis between datanodes. IE disks that are twice as big should have twice as much data written to them per unit time.

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          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-343 Better Target selection for block replication

          • Major - Major loss of function.
          • Open

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              Unassigned Unassigned
              stephenf Stephen Fritz
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              Dates

                Created:
                Updated: