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https://issues.apache.org/jira/browse/SPARK-18047?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen resolved SPARK-18047.
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Resolution: Not A Problem
> Spark worker port should be greater than 1023
> ---------------------------------------------
>
> Key: SPARK-18047
> URL: https://issues.apache.org/jira/browse/SPARK-18047
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 2.0.0, 2.0.1
> Reporter: darion yaphet
>
> The port numbers in the range from 0 to 1023 are the well-known ports (system
> ports) .
> They are widely used by system network services. Such as Telnet(23), Simple
> Mail Transfer Protocol(25) and Domain Name System(53).
> Work port should avoid using this ports .
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