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https://issues.apache.org/jira/browse/SPARK-23287?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16388885#comment-16388885
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Apache Spark commented on SPARK-23287:
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User 'devaraj-kavali' has created a pull request for this issue:
https://github.com/apache/spark/pull/20754
> Spark scheduler does not remove initial executor if not one job submitted
> -------------------------------------------------------------------------
>
> Key: SPARK-23287
> URL: https://issues.apache.org/jira/browse/SPARK-23287
> Project: Spark
> Issue Type: Bug
> Components: Mesos, Scheduler
> Affects Versions: 2.2.1
> Environment: Cluster manager - Mesos 1.4.1
> Spark 2.2.1
> spark app configuration:
> spark.dynamicAllocation.minExecutors=0
> spark.dynamicAllocation.executorIdleTimeout=25s
> spark.dynamicAllocation.initialExecutors=1
> spark.dynamicAllocation.schedulerBacklogTimeout=4s
> spark.dynamicAllocation.sustainedSchedulerBacklogTimeout=5s
> Reporter: Pavel Plotnikov
> Priority: Minor
>
> When spark application submitted it deploy initial number of executors. If
> none of job has been submitted to application spark doesn't remove initial
> executor.
>
> Cluster manager - Mesos 1.4.1
> Spark 2.2.1
> spark app configuration:
> spark.dynamicAllocation.minExecutors=0
> spark.dynamicAllocation.executorIdleTimeout=25s
> spark.dynamicAllocation.initialExecutors=1
> spark.dynamicAllocation.schedulerBacklogTimeout=4s
> spark.dynamicAllocation.sustainedSchedulerBacklogTimeout=5s
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