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  1. Hadoop HDFS
  2. HDFS-9427

HDFS should not default to ephemeral ports

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    Details

    • Target Version/s:
    • Hadoop Flags:
      Incompatible change, Reviewed
    • Release Note:
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      The patch updates the HDFS default HTTP/RPC ports to non-ephemeral ports. The changes are listed below:
      Namenode ports: 50470 --> 9871, 50070 --> 9870, 8020 --> 9820
      Secondary NN ports: 50091 --> 9869, 50090 --> 9868
      Datanode ports: 50020 --> 9867, 50010 --> 9866, 50475 --> 9865, 50075 --> 9864
      Show
      The patch updates the HDFS default HTTP/RPC ports to non-ephemeral ports. The changes are listed below: Namenode ports: 50470 --> 9871, 50070 --> 9870, 8020 --> 9820 Secondary NN ports: 50091 --> 9869, 50090 --> 9868 Datanode ports: 50020 --> 9867, 50010 --> 9866, 50475 --> 9865, 50075 --> 9864

      Description

      HDFS defaults to ephemeral ports for the some HTTP/RPC endpoints. This can cause bind exceptions on service startup if the port is in use.

        Attachments

        1. HDFS-9427.005.patch
          122 kB
          Xiaobing Zhou
        2. HDFS-9427.004.patch
          51 kB
          Xiaobing Zhou
        3. HDFS-9427.003.patch
          57 kB
          Xiaobing Zhou
        4. HDFS-9427.002.patch
          58 kB
          Xiaobing Zhou
        5. HDFS-9427.001.patch
          59 kB
          Xiaobing Zhou
        6. HDFS-9427.000.patch
          6 kB
          Xiaobing Zhou

          Issue Links

          breaks

          Bug - A problem which impairs or prevents the functions of the product. HDFS-10325 TestDFSShell#testMoveWithTargetPortEmpty fails

          • Major - Major loss of function.
          • Resolved
          duplicates

          Wish - General wishlist item. HADOOP-7198 Hadoop defaults for web UI ports often fall smack in the middle of Linux ephemeral port range

          • Trivial - Cosmetic problem like misspelt words or misaligned text.
          • Resolved
          is related to

          Improvement - An improvement or enhancement to an existing feature or task. HADOOP-12811 Change kms server port number which conflicts with HMaster port number

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

          Task - A task that needs to be done. HDFS-12990 Change default NameNode RPC port back to 8020

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

            Activity

              People

              • Assignee:
                xiaobingo Xiaobing Zhou
                Reporter:
                arp Arpit Agarwal
              • Votes:
                1 Vote for this issue
                Watchers:
                21 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: