AnsweredAssumed Answered

Task Tracker not coming up

Question asked by mapr_test on Sep 2, 2011
Latest reply on Oct 7, 2012 by rini
Hi,
Two of my task trackers are faailing with follwing error:

    **2011-08-13 00:52:20,170 INFO org.apache.hadoop.mapred.TaskLogsTruncater: Initializing logs' truncater with mapRetainSize=-1 and reduceRetainSize=-1
    2011-08-13 00:52:20,175 INFO org.apache.hadoop.mapred.TaskTracker: Checking for local volume. If volume is not present command will create and mount it. Command invoked is : /opt/mapr//server/createTTVolume.sh <node3> /var/mapr/local/<node3>/mapred/ /var/mapr/local/<node3>/mapred/taskTracker/
    2011-08-13 01:04:12,940 ERROR org.apache.hadoop.mapred.TaskTracker: Can not start task tracker because org.apache.hadoop.util.Shell$ExitCodeException:
        at org.apache.hadoop.util.Shell.runCommand(Shell.java:322)
        at org.apache.hadoop.util.Shell.run(Shell.java:249)
        at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:442)
        at org.apache.hadoop.mapred.TaskTracker.createTTVolume(TaskTracker.java:1861)
        at org.apache.hadoop.mapred.TaskTracker.initialize(TaskTracker.java:968)
        at org.apache.hadoop.mapred.TaskTracker.<init>(TaskTracker.java:2072)
        at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:5010)

    2011-08-13 01:04:12,941 INFO org.apache.hadoop.mapred.TaskTracker: SHUTDOWN_MSG:


Any clues are appreciated.

Thanks.

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