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https://issues.apache.org/jira/browse/MAPREDUCE-834?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sreekanth Ramakrishnan updated MAPREDUCE-834:
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Attachment: mapred-834-20.patch
Attaching patch for branch 20.
> When TaskTracker config use old memory management values its memory
> monitoring is diabled.
> ------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-834
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-834
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: Karam Singh
> Assignee: Sreekanth Ramakrishnan
> Attachments: mapred-834-20.patch, mapreduce-834-1.patch,
> mapreduce-834-2.patch, mapreduce-834-3.patch, mapreduce-834-4.patch
>
>
> TaskTracker memory config values -:
> mapred.tasktracker.vmem.reserved=8589934592
> mapred.task.default.maxvmem=2147483648
> mapred.task.limit.maxvmem=4294967296
> mapred.tasktracker.pmem.reserved=2147483648
> TaskTracker start as -:
> 2009-08-05 12:39:03,308 WARN
> org.apache.hadoop.mapred.TaskTracker: The variable
> mapred.tasktracker.vmem.reserved is no longer used
> 2009-08-05 12:39:03,308 WARN
> org.apache.hadoop.mapred.TaskTracker: The variable
> mapred.tasktracker.pmem.reserved is no longer used
> 2009-08-05 12:39:03,308 WARN
> org.apache.hadoop.mapred.TaskTracker: The variable
> mapred.task.default.maxvmem is no longer used
> 2009-08-05 12:39:03,308 WARN
> org.apache.hadoop.mapred.TaskTracker: The variable mapred.task.limit.maxvmem
> is no longer used
> 2009-08-05 12:39:03,308 INFO
> org.apache.hadoop.mapred.TaskTracker: Starting thread: Map-events fetcher for
> all reduce tasks on <tracker_name>
> 2009-08-05 12:39:03,309 INFO
> org.apache.hadoop.mapred.TaskTracker: Using MemoryCalculatorPlugin :
> org.apache.hadoop.util.linuxmemorycalculatorplu...@19be4777
> 2009-08-05 12:39:03,311 WARN
> org.apache.hadoop.mapred.TaskTracker: TaskTracker's
> totalMemoryAllottedForTasks is -1. TaskMemoryManager is disabled.
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