[jira] [Closed] (SPARK-4470) SparkContext accepts local[0] as a master URL

["Andrew Or (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-4470?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Or closed SPARK-4470.
----------------------------
          Resolution: Fixed
       Fix Version/s: 1.2.0
    Target Version/s: 1.2.0

> SparkContext accepts local[0] as a master URL
> ---------------------------------------------
>
>                 Key: SPARK-4470
>                 URL: https://issues.apache.org/jira/browse/SPARK-4470
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 1.1.0
>            Reporter: Kenichi Maehashi
>            Assignee: Kenichi Maehashi
>            Priority: Trivial
>             Fix For: 1.2.0
>
>
> When running Spark locally, if number of threads is specified as 0 (e.g., {{spark-submit --master local\[0\] ...}}), the job got stuck and does not run at all.
> I think it's better to validate the parameter.



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