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  1. Hadoop HDFS
  2. HDFS-9576

HTrace: collect position/length information on read operations

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.7.1
    • Fix Version/s: 2.9.0, 3.0.0-alpha1
    • Component/s: hdfs-client, tracing
    • Labels:
      None
    • Target Version/s:

      Description

      HTrace currently collects the path of each read operation (both stateful and position reads). To better understand applications' I/O behavior, it is also useful to track the position and length of read operations.

        Attachments

        1. HDFS-9576.00.patch
          5 kB
          Zhe Zhang
        2. HDFS-9576.01.patch
          5 kB
          Zhe Zhang
        3. HDFS-9576.02.patch
          4 kB
          Zhe Zhang
        4. HDFS-9576.03.patch
          4 kB
          Zhe Zhang
        5. HDFS-9576.04.patch
          4 kB
          Zhe Zhang
        6. HDFS-9576.05.patch
          4 kB
          Zhe Zhang
        7. HDFS-9576.06.patch
          4 kB
          Zhe Zhang
        8. HDFS-9576.07.patch
          4 kB
          Zhe Zhang

          Activity

            People

            • Assignee:
              zhz Zhe Zhang
              Reporter:
              zhz Zhe Zhang
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              Dates

              • Created:
                Updated:
                Resolved: