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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-4139) Start the number of executors at the max if dynamic allocation is enabled
Date Wed, 29 Oct 2014 20:42:34 GMT

    [ https://issues.apache.org/jira/browse/SPARK-4139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14188961#comment-14188961
] 

Apache Spark commented on SPARK-4139:
-------------------------------------

User 'andrewor14' has created a pull request for this issue:
https://github.com/apache/spark/pull/3002

> Start the number of executors at the max if dynamic allocation is enabled
> -------------------------------------------------------------------------
>
>                 Key: SPARK-4139
>                 URL: https://issues.apache.org/jira/browse/SPARK-4139
>             Project: Spark
>          Issue Type: Improvement
>          Components: YARN
>    Affects Versions: 1.2.0
>            Reporter: Andrew Or
>            Assignee: Andrew Or
>
> SPARK-3795 allows us to dynamically scale the number of executors up and down. We should
start the number at the max instead of from 0 in the beginning, because the first job will
likely run immediately after the SparkContext is set up.



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