You are viewing a plain text version of this content. The canonical link for it is here.

Posted to yarn-issues@hadoop.apache.org by "Nishan Shetty (JIRA)" <ji...@apache.org> on 2013/04/16 14:31:17 UTC

[jira] [Created] (YARN-580) Delay scheduling in capacity scheduler is not ensuring 100% locality

Nishan Shetty created YARN-580:
----------------------------------

             Summary: Delay scheduling in capacity scheduler is not ensuring 100% locality
                 Key: YARN-580
                 URL: https://issues.apache.org/jira/browse/YARN-580
             Project: Hadoop YARN
          Issue Type: Bug
          Components: scheduler
    Affects Versions: 2.0.1-alpha, 2.0.2-alpha
            Reporter: Nishan Shetty


Example
--------
Machine1: 3 blocks
Machine2: 2 blocks
Machine3: 1 blocks

When we run job on this data, node locality is not ensured 100%

Tasks run like below even if slots are available in all nodes:
--------------
Machine1: 4Task
Machine2: 2Task
Machine3: No task 


--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira