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From "Amar Kamat (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-4973) Allow jobtracker to be configured with zero completed jobs in memory
Date Fri, 19 Jun 2009 13:15:07 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-4973?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12721777#action_12721777
] 

Amar Kamat commented on HADOOP-4973:
------------------------------------

The changes are
# check for job after incremental changes to clock is changes to just once check
# two test cases 
  ## min > max : check if the job survives min amount of time
  ## max > min : check if after max amount of time the job is expired
# removed some debug statements from jobtracker
# checkpoint renamed to snapshot
# Test description corrected and added some more comments. 

> Allow jobtracker to be configured with zero completed jobs in memory
> --------------------------------------------------------------------
>
>                 Key: HADOOP-4973
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4973
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: mapred
>    Affects Versions: 0.21.0
>            Reporter: Amar Kamat
>            Assignee: Amar Kamat
>             Fix For: 0.21.0
>
>         Attachments: HADOOP-4973-v2.1.patch, HADOOP-4973-v2.2.patch
>
>
> There is no way to specify that the jobtracker should not keep any completed job in memory.

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