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  1. Hadoop HDFS
  2. HDFS-12615 Router-based HDFS federation phase 2
  3. HDFS-13488

RBF: Reject requests when a Router is overloaded

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.0.1
    • 2.10.0, 3.2.0, 3.1.1, 2.9.2, 3.0.3
    • None
    • None
    • Reviewed

    Description

      A Router might be overloaded when handling special cases (e.g. a slow subcluster). The Router could reject the requests and the client could try with another Router. We should leverage the Standby mechanism for this.

      Attachments

        1. HDFS-13488.000.patch
          26 kB
          Íñigo Goiri
        2. HDFS-13488.001.patch
          26 kB
          Íñigo Goiri
        3. HDFS-13488.002.patch
          33 kB
          Íñigo Goiri
        4. HDFS-13488.003.patch
          33 kB
          Íñigo Goiri
        5. HDFS-13488.004.patch
          33 kB
          Íñigo Goiri

        Issue Links

          relates to

          Sub-task - The sub-task of the issue HDFS-14161 RBF: Throw StandbyException instead of IOException so that client can retry when can not get connection

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              elgoiri Íñigo Goiri
              elgoiri Íñigo Goiri
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              Dates

                Created:
                Updated:
                Resolved: