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  1. Hadoop HDFS
  2. HDFS-9724

Degraded performance in WebHDFS listing as it does not reuse ObjectMapper

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Details

    • Bug
    • Status: Closed
    • Critical
    • Resolution: Fixed
    • 2.7.0
    • 2.8.0, 2.7.3, 3.0.0-alpha1
    • performance
    • None

    Description

      Eremikhin Alexey reported at user ML that WebHDFS listing is too slow because of HDFS-6565.
      https://mail-archives.apache.org/mod_mbox/hadoop-hdfs-user/201601.mbox/%3C56AB857B.6020105%40corp.badoo.com%3E

      Attachments

        1. HDFS-9724-branch-2.7.01.patch
          4 kB
          Akira Ajisaka
        2. HDFS-9724.03.patch
          5 kB
          Akira Ajisaka
        3. HDFS-9724.02.patch
          4 kB
          Akira Ajisaka
        4. HDFS-9724.01.patch
          3 kB
          Akira Ajisaka

        Issue Links

          is broken by

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-6565 Use jackson instead jetty json in hdfs-client

          • Major - Major loss of function.
          • Closed
          is related to

          Sub-task - The sub-task of the issue HDFS-10560 DiskBalancer: Reuse ObjectMapper instance to improve the performance

          • Major - Major loss of function.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-10568 Reuse ObjectMapper instance in CombinedHostsFileReader and CombinedHostsFileWriter

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              aajisaka Akira Ajisaka
              aajisaka Akira Ajisaka
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              Dates

                Created:
                Updated:
                Resolved: