[jira] [Created] (SPARK-6975) Argument checking conflict in Yarn when dynamic allocation is enabled

["Saisai Shao (JIRA)" <ji...@apache.org>]

Saisai Shao created SPARK-6975:
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             Summary: Argument checking conflict in Yarn when dynamic allocation is enabled
                 Key: SPARK-6975
                 URL: https://issues.apache.org/jira/browse/SPARK-6975
             Project: Spark
          Issue Type: Bug
          Components: YARN
    Affects Versions: 1.3.0
            Reporter: Saisai Shao


When dynamic allocation is enabled in yarn with default parameter, {{numExecutors}} will be set to 0, but this will be failed in the following {{valideArgs()}}, here {{numExecutors}} must > 0, but for dynamic allocation, this executor number can be 0 (with default setting). The exception is shown as below:

Exception in thread "main" java.lang.IllegalArgumentException: You must specify at least 1 executor!





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