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https://issues.apache.org/jira/browse/MAPREDUCE-832?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12745318#action_12745318
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Hemanth Yamijala commented on MAPREDUCE-832:
--------------------------------------------

bq. -1 tests included. The patch doesn't appear to include any new or modified 
tests.

The patch is adding a debug log message which is hard to write a unit test for. 
Our QE team has manually verified the patch by running tests on a cluster with 
old memory configuration and verifying that the number of WARN messages has 
come down drastically. Also, the scenario in MAPREDUCE-833 has been tested and 
found fixed.

bq. -1 core tests. The patch failed core unit tests.

org.apache.hadoop.mapred.TestRecoveryManager.testRestartCount's failure is 
independent of this patch. It happens with trunk and is being tracked in 
MAPREDUCE-880

bq. -1 contrib tests. The patch failed contrib unit tests.

The streaming test failures have been happening for a while on hudson alone. 
They pass locally.

On this basis, I am going to commit the patch to trunk and an equivalent patch 
to branch 20.

> Too many WARN messages about deprecated memorty config variables in JobTacker 
> log
> ---------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-832
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-832
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 0.20.1
>            Reporter: Karam Singh
>            Assignee: rahul k singh
>         Attachments: mapreduce-832-20.patch, mapreduce-832.patch
>
>
> When user submit a mapred job using old memory config vairiable 
> (mapred.task.maxmem) followinig message too many times in JobTracker logs -:
> [
> WARN org.apache.hadoop.mapred.JobConf: The variable mapred.task.maxvmem is no 
> longer used instead use  mapred.job.map.memory.mb and 
> mapred.job.reduce.memory.mb
> ]

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