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From "Sreekanth Ramakrishnan (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAPREDUCE-979) JobConf.getMemoryFor{Map|Reduce}Task doesn't fallback to newer config knobs when mapred.taskmaxvmem is set to DISABLED_MEMORY_LIMIT of -1
Date Mon, 12 Oct 2009 05:56:31 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-979?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sreekanth Ramakrishnan updated MAPREDUCE-979:
---------------------------------------------

    Attachment: mapreduce-979-3.patch

Fixing a small javadoc change, changing {{org.apache.hadoop.mapred.JobConf.getMemoryForReduceTask()}}
to read correctly.

> JobConf.getMemoryFor{Map|Reduce}Task doesn't fallback to newer config knobs when mapred.taskmaxvmem
is set to DISABLED_MEMORY_LIMIT of -1
> -----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-979
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-979
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker, tasktracker
>    Affects Versions: 0.20.1
>            Reporter: Arun C Murthy
>            Priority: Blocker
>             Fix For: 0.20.2
>
>         Attachments: mapreduce-979-1-20.patch, mapreduce-979-1.patch, mapreduce-979-2.patch,
mapreduce-979-20-2.patch, mapreduce-979-3.patch
>
>
> JobConf.getMemoryFor{Map|Reduce}Task doesn't fallback to newer config knobs when mapred.taskmaxvmem
is set to DISABLED_MEMORY_LIMIT of -1, this results in failed job-submissions when mapred-default.xml
has the default value of -1.

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