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  1. Hadoop HDFS
  2. HDFS-9427

HDFS should not default to ephemeral ports

          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
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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

            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: