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Posted to issues@spark.apache.org by "Nan Zhu (JIRA)" <ji...@apache.org> on 2014/10/10 19:11:33 UTC
[jira] [Commented] (SPARK-3795) Add scheduler hooks/heuristics for
adding and removing executors
[ https://issues.apache.org/jira/browse/SPARK-3795?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14167131#comment-14167131 ]
Nan Zhu commented on SPARK-3795:
--------------------------------
this is for YARN or standalone?
> Add scheduler hooks/heuristics for adding and removing executors
> ----------------------------------------------------------------
>
> Key: SPARK-3795
> URL: https://issues.apache.org/jira/browse/SPARK-3795
> Project: Spark
> Issue Type: Sub-task
> Components: Spark Core
> Affects Versions: 1.1.0
> Reporter: Patrick Wendell
> Assignee: Andrew Or
>
> To support dynamic scaling of a Spark application, Spark's scheduler will need to have hooks around explicitly decommissioning executors. We'll also need basic heuristics governing when to start/stop executors based on load. An initial goal is to keep this very simple.
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