Hadoop Common
  1. Hadoop Common
  2. HADOOP-6467

Performance improvement for liststatus on directories in hadoop archives.

    Details

    • Type: Improvement Improvement
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.21.0
    • Component/s: fs
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      A liststatus call on a directory in hadoop archives leads to ( 2* number of files in directory) open calls to the namenode. This is very sub optimal and needs to be fixed to make it performant enough to be used on a daily basis.

      1. Archives_performance.docx
        94 kB
        Mahadev konar
      2. Archives_performance.docx
        111 kB
        Mahadev konar
      3. HADOOP-6467.patch
        6 kB
        Mahadev konar
      4. HADOOP-6467.patch
        7 kB
        Mahadev konar
      5. HADOOP-6467-y0.20-branch.patch
        4 kB
        Mahadev konar
      6. HADOOP-6467.patch
        4 kB
        Mahadev konar
      7. HADOOP-6467-y.0.20-branch-v2.patch
        4 kB
        Mahadev konar
      8. HADOOP-6467-v2.patch
        4 kB
        Mahadev konar
      9. HADOOP-6467-y.0.20-branch-v2.patch
        5 kB
        Mahadev konar
      10. HADOOP-6467_v3.patch
        4 kB
        Mahadev konar

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            • Assignee:
              Mahadev konar
              Reporter:
              Mahadev konar
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              Dates

              • Created:
                Updated:
                Resolved:

                Development