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From "Manoj Govindassamy (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-11411) Avoid OutOfMemoryError in TestMaintenanceState test runs
Date Tue, 14 Feb 2017 01:21:41 GMT
Manoj Govindassamy created HDFS-11411:
-----------------------------------------

             Summary: Avoid OutOfMemoryError in TestMaintenanceState test runs
                 Key: HDFS-11411
                 URL: https://issues.apache.org/jira/browse/HDFS-11411
             Project: Hadoop HDFS
          Issue Type: Sub-task
    Affects Versions: 3.0.0-alpha1
            Reporter: Manoj Govindassamy
            Assignee: Manoj Govindassamy


TestMainteananceState test runs are seeing OutOfMemoryError issues quite frequently now. Need
to fix tests that are consuming lots of memory/threads. 

{noformat}
-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running org.apache.hadoop.hdfs.TestMaintenanceState
Tests run: 21, Failures: 0, Errors: 4, Skipped: 0, Time elapsed: 219.479 sec <<<
FAILURE! - in org.apache.hadoop.hdfs.Te
testTransitionFromDecommissioned(org.apache.hadoop.hdfs.TestMaintenanceState)  Time elapsed:
0.64 sec  <<< ERROR!
java.lang.OutOfMemoryError: unable to create new native thread
testTakeDeadNodeOutOfMaintenance(org.apache.hadoop.hdfs.TestMaintenanceState)  Time elapsed:
0.031 sec  <<< ERROR!
java.lang.OutOfMemoryError: unable to create new native thread
testWithNNAndDNRestart(org.apache.hadoop.hdfs.TestMaintenanceState)  Time elapsed: 0.03 sec
 <<< ERROR!
java.lang.OutOfMemoryError: unable to create new native thread
testMultipleNodesMaintenance(org.apache.hadoop.hdfs.TestMaintenanceState)  Time elapsed: 60.127
sec  <<< ERROR!
java.io.IOException: Problem starting http server
Results :
Tests in error: 
  TestMaintenanceState.testTransitionFromDecommissioned:225->AdminStatesBaseTest.startCluster:413->AdminStatesBaseTest.s
  TestMaintenanceState.testTakeDeadNodeOutOfMaintenance:636->AdminStatesBaseTest.startCluster:413->AdminStatesBaseTest.s
  TestMaintenanceState.testWithNNAndDNRestart:692->AdminStatesBaseTest.startCluster:413->AdminStatesBaseTest.startCluste
  TestMaintenanceState.testMultipleNodesMaintenance:532->AdminStatesBaseTest.startCluster:413->AdminStatesBaseTest.start
{noformat}



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