TestHighRAMJobs fails on linux
------------------------------

                 Key: HADOOP-4127
                 URL: https://issues.apache.org/jira/browse/HADOOP-4127
             Project: Hadoop Core
          Issue Type: Bug
          Components: mapred
    Affects Versions: 0.19.0
            Reporter: Amareshwari Sriramadasu
             Fix For: 0.19.0


TestHighRAMJobs fails on linux box with the following errors:
{noformat}
------------- ---------------- ---------------
------------- Standard Error -----------------
Waiting for the Mini HDFS Cluster to start...
Waiting for the Mini HDFS Cluster to start...
Waiting for the Mini HDFS Cluster to start...
TaskTree [pid=25566,tipID=attempt_200809091523_0001_m_000000_0] is running 
beyond memory-limits. Current usage : 358998016. Limit : 268435456. Killing 
task.
TaskTree [pid=25815,tipID=attempt_200809091523_0001_m_000000_1] is running 
beyond memory-limits. Current usage : 359047168. Limit : 268435456. Killing 
task.
TaskTree [pid=26110,tipID=attempt_200809091523_0001_m_000000_2] is running 
beyond memory-limits. Current usage : 360296448. Limit : 268435456. Killing 
task.
TaskTree [pid=26165,tipID=attempt_200809091523_0001_r_000000_0] is running 
beyond memory-limits. Current usage : 357711872. Limit : 268435456. Killing 
task.
TaskTree [pid=26251,tipID=attempt_200809091523_0001_m_000001_0] is running 
beyond memory-limits. Current usage : 352362496. Limit : 268435456. Killing 
task.
Waiting for the Mini HDFS Cluster to start...
TaskTree [pid=26473,tipID=attempt_200809091524_0001_m_000000_0] is running 
beyond memory-limits. Current usage : 358699008. Limit : 357913941. Killing 
task.
TaskTree [pid=26499,tipID=attempt_200809091524_0001_m_000000_1] is running 
beyond memory-limits. Current usage : 360230912. Limit : 357913941. Killing 
task.
TaskTree [pid=26528,tipID=attempt_200809091524_0001_m_000001_0] is running 
beyond memory-limits. Current usage : 358006784. Limit : 357913941. Killing 
task.
TaskTree [pid=26584,tipID=attempt_200809091524_0001_m_000000_2] is running 
beyond memory-limits. Current usage : 358866944. Limit : 357913941. Killing 
task.
TaskTree [pid=26638,tipID=attempt_200809091524_0001_m_000001_1] is running 
beyond memory-limits. Current usage : 358649856. Limit : 357913941. Killing 
task.
------------- ---------------- ---------------

Testcase: testDefaultValuesForHighRAMJobs took 22.564 sec
Testcase: testDefaultMemoryPerTask took 21.33 sec
Testcase: testConfiguredValueForFreeMemory took 52.748 sec
        Caused an ERROR
Job failed!
java.io.IOException: Job failed!
        at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1156)
        at org.apache.hadoop.examples.SleepJob.run(SleepJob.java:174)
        at org.apache.hadoop.examples.SleepJob.run(SleepJob.java:237)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.launchSleepJob(TestHighRAMJobs.java:247)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.runJob(TestHighRAMJobs.java:238)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.testConfiguredValueForFreeMemory(TestHighRAMJobs.java:174)

Testcase: testHighRAMJob took 48.952 sec
        Caused an ERROR
Job failed!
java.io.IOException: Job failed!
        at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1156)
        at org.apache.hadoop.examples.SleepJob.run(SleepJob.java:174)
        at org.apache.hadoop.examples.SleepJob.run(SleepJob.java:237)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.launchSleepJob(TestHighRAMJobs.java:247)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.runJob(TestHighRAMJobs.java:238)
        at 
org.apache.hadoop.mapred.TestHighRAMJobs.testHighRAMJob(TestHighRAMJobs.java:198)

{noformat}


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