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Posted to issues@tajo.apache.org by "Jinho Kim (JIRA)" <ji...@apache.org> on 2015/06/01 05:43:17 UTC

[jira] [Updated] (TAJO-1615) Implement TaskExecutor

     [ https://issues.apache.org/jira/browse/TAJO-1615?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jinho Kim updated TAJO-1615:
----------------------------
    Description: 
Currently, TaskRunner threads is created and the size is fixed when the stage starts. We should add dedicated task executor for reassignment.

TaskExecutor creates thread by size of cpu-cores. It means that the maximum parallel task size is cpu-cores

  was:
Currently, TaskRunner threads is created and the size is fixed when the stage starts. We should add dedicated task executor for reassignment.

TaskExecutorService creates thread by size of cpu-cores. It means that the maximum parallel task size is cpu-cores


> Implement TaskExecutor
> ----------------------
>
>                 Key: TAJO-1615
>                 URL: https://issues.apache.org/jira/browse/TAJO-1615
>             Project: Tajo
>          Issue Type: Sub-task
>          Components: worker
>            Reporter: Jinho Kim
>            Assignee: Jinho Kim
>             Fix For: 0.11.0
>
>
> Currently, TaskRunner threads is created and the size is fixed when the stage starts. We should add dedicated task executor for reassignment.
> TaskExecutor creates thread by size of cpu-cores. It means that the maximum parallel task size is cpu-cores



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