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 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. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.