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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2015/02/07 18:20:37 UTC

[jira] [Updated] (SPARK-912) Take stage breakdown functionality and runLocally out of the main event loop in DAGScheduler

     [ https://issues.apache.org/jira/browse/SPARK-912?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen updated SPARK-912:
----------------------------
    Component/s: Scheduler

> Take stage breakdown functionality and runLocally out of the main event loop in DAGScheduler
> --------------------------------------------------------------------------------------------
>
>                 Key: SPARK-912
>                 URL: https://issues.apache.org/jira/browse/SPARK-912
>             Project: Spark
>          Issue Type: Improvement
>          Components: Scheduler
>    Affects Versions: 0.8.0
>            Reporter: Reynold Xin
>
> This can reduce the complexity of the main event loop and improve performance (since the main event loop is single threaded).
> We can also take the result task deserialization code out of the main loop (maybe Kay is already working on this?).



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