Github user vijikarthi commented on the issue:
https://github.com/apache/flink/pull/2275
>
It seems like the privileged port issues can be circumvented by setting
conf.getBoolean("dfs.datanode.require.secure.ports", false)?
It is not supported yet <a
href="https://github.com/apache/hadoop/blob/branch-2.3.0/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/SecureDataNodeStarter.java#L106";>ref</a>.
The trunk <a
href="https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/SecureDataNodeStarter.java#L115";>
code </a> also have similar logic.
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