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  1. Hadoop HDFS
  2. HDFS-15207

VolumeScanner skip to scan blocks accessed during recent scan peroid

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Details

    • Improvement
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • None
    • 3.3.1, 3.4.0
    • datanode
    • None

    Description

      Check the access time of block file to avoid scanning recently changed blocks, reducing disk IO.

      Attachments

        1. HDFS-15207.002.patch
          25 kB
          Yang Yun
        2. HDFS-15207.003.patch
          8 kB
          Yang Yun
        3. HDFS-15207.004.patch
          9 kB
          Yang Yun
        4. HDFS-15207.005.patch
          9 kB
          Yang Yun
        5. HDFS-15207.006.patch
          9 kB
          Yang Yun
        6. HDFS-15207.007.patch
          9 kB
          Yang Yun
        7. HDFS-15207.008.patch
          9 kB
          Yang Yun
        8. HDFS-15207.patch
          7 kB
          Yang Yun
        9. HDFS-15207.patch
          4 kB
          Yang Yun

        Activity

          People

            hadoop_yangyun Yang Yun
            hadoop_yangyun Yang Yun
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            Dates

              Created:
              Updated:
              Resolved: