See https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/1103/

###################################################################################
########################## LAST 60 LINES OF THE CONSOLE 
###########################
[...truncated 30581 lines...]
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ hadoop-hdfs-project 
---
[INFO] Deleting 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/target
[INFO] 
[INFO] --- maven-antrun-plugin:1.7:run (create-testdirs) @ hadoop-hdfs-project 
---
[INFO] Executing tasks

main:
    [mkdir] Created dir: 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/target/test-dir
[INFO] Executed tasks
[INFO] 
[INFO] --- maven-source-plugin:2.3:jar-no-fork (hadoop-java-sources) @ 
hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-source-plugin:2.3:test-jar-no-fork (hadoop-java-sources) @ 
hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-enforcer-plugin:1.3.1:enforce (dist-enforce) @ 
hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-site-plugin:3.5:attach-descriptor (attach-descriptor) @ 
hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ 
hadoop-hdfs-project ---
[INFO] Not executing Javadoc as the project is not a Java classpath-capable 
package
[INFO] 
[INFO] --- maven-enforcer-plugin:1.3.1:enforce (depcheck) @ hadoop-hdfs-project 
---
[INFO] 
[INFO] --- maven-checkstyle-plugin:2.15:checkstyle (default-cli) @ 
hadoop-hdfs-project ---
[INFO] 
[INFO] --- findbugs-maven-plugin:3.0.0:findbugs (default-cli) @ 
hadoop-hdfs-project ---
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Apache Hadoop HDFS Client ......................... SUCCESS [04:05 min]
[INFO] Apache Hadoop HDFS ................................ FAILURE [  04:10 h]
[INFO] Apache Hadoop HDFS Native Client .................. SKIPPED
[INFO] Apache Hadoop HttpFS .............................. SKIPPED
[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED
[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED
[INFO] Apache Hadoop HDFS Project ........................ SUCCESS [  0.081 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 04:14 h
[INFO] Finished at: 2016-04-15T10:01:14+00:00
[INFO] Final Memory: 56M/448M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on 
project hadoop-hdfs: There was a timeout or other error in the fork -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e 
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :hadoop-hdfs
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording test results
Sending e-mails to: hdfs-dev@hadoop.apache.org
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any



###################################################################################
############################## FAILED TESTS (if any) 
##############################
15 tests failed.
FAILED:  
org.apache.hadoop.hdfs.TestAppendDifferentChecksum.org.apache.hadoop.hdfs.TestAppendDifferentChecksum

Error Message:
No valid image files found

Stack Trace:
java.io.FileNotFoundException: No valid image files found
        at 
org.apache.hadoop.hdfs.server.namenode.FSImageTransactionalStorageInspector.getLatestImages(FSImageTransactionalStorageInspector.java:158)
        at 
org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:619)
        at 
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:290)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:989)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:658)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:640)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:702)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:903)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:882)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1599)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.createNameNode(MiniDFSCluster.java:1247)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.configureNameService(MiniDFSCluster.java:1016)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.createNameNodesAndSetConf(MiniDFSCluster.java:891)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:823)
        at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
        at 
org.apache.hadoop.hdfs.TestAppendDifferentChecksum.setupCluster(TestAppendDifferentChecksum.java:54)


FAILED:  org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure020.test7

Error Message:
failed, dn=1, length=524289java.io.IOException: Got error, status=ERROR, status 
message opReadBlock 
BP-412830634-67.195.81.148-1460704260495:blk_-9223372036854775792_1002 received 
exception java.io.IOException: BlockId -9223372036854775792 is not valid., for 
OP_READ_BLOCK, self=/127.0.0.1:46677, remote=/127.0.0.1:46808, for file 
/127.0.0.1:46808:-9223372036854775792, for pool 
BP-412830634-67.195.81.148-1460704260495 block -9223372036854775792_1002
 at 
org.apache.hadoop.hdfs.protocol.datatransfer.DataTransferProtoUtil.checkBlockOpStatus(DataTransferProtoUtil.java:121)
 at 
org.apache.hadoop.hdfs.RemoteBlockReader2.checkSuccess(RemoteBlockReader2.java:443)
 at 
org.apache.hadoop.hdfs.RemoteBlockReader2.newBlockReader(RemoteBlockReader2.java:411)
 at 
org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReader(BlockReaderFactory.java:846)
 at 
org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReaderFromTcp(BlockReaderFactory.java:735)
 at org.apache.hadoop.hdfs.BlockReaderFactory.build(BlockReaderFactory.java:377)
 at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.getBlockReader(BlockReaderTestUtil.java:216)
 at 
org.apache.hadoop.hdfs.StripedFileTestUtil.checkData(StripedFileTestUtil.java:440)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:436)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:322)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test7(TestDFSStripedOutputStreamWithFailure.java:537)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:483)
 at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
 at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
 at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
 at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
 at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


Stack Trace:
java.lang.AssertionError: failed, dn=1, length=524289java.io.IOException: Got 
error, status=ERROR, status message opReadBlock 
BP-412830634-67.195.81.148-1460704260495:blk_-9223372036854775792_1002 received 
exception java.io.IOException: BlockId -9223372036854775792 is not valid., for 
OP_READ_BLOCK, self=/127.0.0.1:46677, remote=/127.0.0.1:46808, for file 
/127.0.0.1:46808:-9223372036854775792, for pool 
BP-412830634-67.195.81.148-1460704260495 block -9223372036854775792_1002
        at 
org.apache.hadoop.hdfs.protocol.datatransfer.DataTransferProtoUtil.checkBlockOpStatus(DataTransferProtoUtil.java:121)
        at 
org.apache.hadoop.hdfs.RemoteBlockReader2.checkSuccess(RemoteBlockReader2.java:443)
        at 
org.apache.hadoop.hdfs.RemoteBlockReader2.newBlockReader(RemoteBlockReader2.java:411)
        at 
org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReader(BlockReaderFactory.java:846)
        at 
org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReaderFromTcp(BlockReaderFactory.java:735)
        at 
org.apache.hadoop.hdfs.BlockReaderFactory.build(BlockReaderFactory.java:377)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.getBlockReader(BlockReaderTestUtil.java:216)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.checkData(StripedFileTestUtil.java:440)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:436)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:322)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test7(TestDFSStripedOutputStreamWithFailure.java:537)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

        at org.junit.Assert.fail(Assert.java:88)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:327)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test7(TestDFSStripedOutputStreamWithFailure.java:537)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


FAILED:  org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure020.test8

Error Message:
failed, dn=1, length=589823java.io.IOException: Cannot remove data directory: 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath
 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs
 permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project':
 
 
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
 absolute:/home/jenkins/jenkins-slave/workspace
 permissions: drwx
path '/home/jenkins/jenkins-slave': 
 absolute:/home/jenkins/jenkins-slave
 permissions: drwx
path '/home/jenkins': 
 absolute:/home/jenkins
 permissions: drwx
path '/home': 
 absolute:/home
 permissions: dr-x
path '/': 
 absolute:/
 permissions: dr-x

 at 
org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:835)
 at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
 at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.setup(TestDFSStripedOutputStreamWithFailure.java:186)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:321)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
 at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test8(TestDFSStripedOutputStreamWithFailure.java:538)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:483)
 at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
 at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
 at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
 at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
 at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


Stack Trace:
java.lang.AssertionError: failed, dn=1, length=589823java.io.IOException: 
Cannot remove data directory: 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath
 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs
        permissions: drwx
path 
'/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project':
 
        
absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project
        permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8': 
        absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8
        permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
        absolute:/home/jenkins/jenkins-slave/workspace
        permissions: drwx
path '/home/jenkins/jenkins-slave': 
        absolute:/home/jenkins/jenkins-slave
        permissions: drwx
path '/home/jenkins': 
        absolute:/home/jenkins
        permissions: drwx
path '/home': 
        absolute:/home
        permissions: dr-x
path '/': 
        absolute:/
        permissions: dr-x

        at 
org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:835)
        at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.setup(TestDFSStripedOutputStreamWithFailure.java:186)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:321)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test8(TestDFSStripedOutputStreamWithFailure.java:538)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

        at org.junit.Assert.fail(Assert.java:88)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:327)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test8(TestDFSStripedOutputStreamWithFailure.java:538)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


FAILED:  org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure120.test7

Error Message:
test timed out after 240000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 240000 milliseconds
        at sun.misc.Unsafe.park(Native Method)
        at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at 
java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at 
org.apache.hadoop.hdfs.DFSStripedOutputStream$MultipleBlockingQueue.takeWithTimeout(DFSStripedOutputStream.java:104)
        at 
org.apache.hadoop.hdfs.DFSStripedOutputStream.waitEndBlocks(DFSStripedOutputStream.java:423)
        at 
org.apache.hadoop.hdfs.DFSStripedOutputStream.allocateNewBlock(DFSStripedOutputStream.java:447)
        at 
org.apache.hadoop.hdfs.DFSStripedOutputStream.writeChunk(DFSStripedOutputStream.java:506)
        at 
org.apache.hadoop.fs.FSOutputSummer.writeChecksumChunks(FSOutputSummer.java:217)
        at 
org.apache.hadoop.fs.FSOutputSummer.flushBuffer(FSOutputSummer.java:164)
        at 
org.apache.hadoop.fs.FSOutputSummer.flushBuffer(FSOutputSummer.java:145)
        at 
org.apache.hadoop.hdfs.DFSStripedOutputStream.closeImpl(DFSStripedOutputStream.java:952)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:747)
        at 
org.apache.hadoop.hdfs.DFSClient.closeAllFilesBeingWritten(DFSClient.java:576)
        at 
org.apache.hadoop.hdfs.DFSClient.closeOutputStreams(DFSClient.java:608)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:1108)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.shutdown(MiniDFSCluster.java:1901)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.shutdown(MiniDFSCluster.java:1882)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.shutdown(MiniDFSCluster.java:1875)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.tearDown(TestDFSStripedOutputStreamWithFailure.java:195)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:329)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test7(TestDFSStripedOutputStreamWithFailure.java:537)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


FAILED:  
org.apache.hadoop.hdfs.TestParallelShortCircuitRead.testParallelReadByteBuffer

Error Message:
Cannot create file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
 at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
        at 
org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
        at 
org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:88)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:247)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:387)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadByteBuffer(TestParallelReadUtil.java:410)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1402)
        at org.apache.hadoop.ipc.Client.call(Client.java:1352)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
        at com.sun.proxy.$Proxy23.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.create(ClientNamenodeProtocolTranslatorPB.java:294)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
        at com.sun.proxy.$Proxy24.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:242)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:387)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadByteBuffer(TestParallelReadUtil.java:410)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  
org.apache.hadoop.hdfs.TestParallelShortCircuitRead.testParallelReadMixed

Error Message:
Cannot create file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
 at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
        at 
org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
        at 
org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:88)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:247)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadMixed(TestParallelReadUtil.java:415)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1402)
        at org.apache.hadoop.ipc.Client.call(Client.java:1352)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
        at com.sun.proxy.$Proxy23.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.create(ClientNamenodeProtocolTranslatorPB.java:294)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
        at com.sun.proxy.$Proxy24.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:242)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadMixed(TestParallelReadUtil.java:415)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  
org.apache.hadoop.hdfs.TestParallelShortCircuitRead.testParallelNoChecksums

Error Message:
Cannot create file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
 at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
        at 
org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
        at 
org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:88)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:247)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelNoChecksums(TestParallelReadUtil.java:421)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1402)
        at org.apache.hadoop.ipc.Client.call(Client.java:1352)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
        at com.sun.proxy.$Proxy23.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.create(ClientNamenodeProtocolTranslatorPB.java:294)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
        at com.sun.proxy.$Proxy24.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:242)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelNoChecksums(TestParallelReadUtil.java:421)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  
org.apache.hadoop.hdfs.TestParallelShortCircuitRead.testParallelReadCopying

Error Message:
Cannot create file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
 at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
        at 
org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
        at 
org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:88)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:247)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadCopying(TestParallelReadUtil.java:405)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create 
file/TestParallelRead.dat.0. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe 
mode manually. NOTE:  If you turn off safe mode before adding resources, the NN 
will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to 
turn safe mode off.
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1345)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1332)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2237)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2142)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1402)
        at org.apache.hadoop.ipc.Client.call(Client.java:1352)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
        at com.sun.proxy.$Proxy23.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.create(ClientNamenodeProtocolTranslatorPB.java:294)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
        at com.sun.proxy.$Proxy24.create(Unknown Source)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:242)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1183)
        at org.apache.hadoop.hdfs.DFSClient.create(DFSClient.java:1125)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:415)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem$7.doCall(DistributedFileSystem.java:412)
        at 
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:426)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.create(DistributedFileSystem.java:355)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:921)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:902)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:798)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
        at 
org.apache.hadoop.hdfs.BlockReaderTestUtil.writeFile(BlockReaderTestUtil.java:114)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runParallelRead(TestParallelReadUtil.java:325)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:381)
        at 
org.apache.hadoop.hdfs.TestParallelReadUtil.testParallelReadCopying(TestParallelReadUtil.java:405)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at 
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at 
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at 
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at 
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at 
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at 
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at 
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  
org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController.testFailoverAndBackOnNNShutdown

Error Message:
Directory 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/shared-edits-0-through-1
 is in an inconsistent state: namespaceID is incompatible with others.

Stack Trace:
org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory 
/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk-Java8/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/shared-edits-0-through-1
 is in an inconsistent state: namespaceID is incompatible with others.
        at 
org.apache.hadoop.hdfs.server.common.StorageInfo.setNamespaceID(StorageInfo.java:213)
        at 
org.apache.hadoop.hdfs.server.common.StorageInfo.setFieldsFromProperties(StorageInfo.java:156)
        at 
org.apache.hadoop.hdfs.server.namenode.NNStorage.setFieldsFromProperties(NNStorage.java:635)
        at 
org.apache.hadoop.hdfs.server.namenode.NNStorage.readProperties(NNStorage.java:664)
        at 
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverStorageDirs(FSImage.java:335)
        at 
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:211)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:989)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:658)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:640)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:702)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:903)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:882)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1599)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.restartNameNode(MiniDFSCluster.java:2020)
        at 
org.apache.hadoop.hdfs.MiniDFSCluster.restartNameNode(MiniDFSCluster.java:2001)
        at 
org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController.testFailoverAndBackOnNNShutdown(TestDFSZKFailoverController.java:169)


FAILED:  
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary.org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary

Error Message:
File /parentDir/file4 could only be replicated to 0 nodes instead of 
minReplication (=1).  There are 1 datanode(s) running and 1 node(s) are 
excluded in this operation.
 at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1769)
 at 
org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.chooseTargetForNewBlock(FSDirWriteFileOp.java:302)
 at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2494)
 at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:839)
 at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:508)
 at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: File /parentDir/file4 could only be 
replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s) 
running and 1 node(s) are excluded in this operation.
        at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1769)
        at 
org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.chooseTargetForNewBlock(FSDirWriteFileOp.java:302)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2494)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:839)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:508)
        at 
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2423)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2419)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2419)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1402)
        at org.apache.hadoop.ipc.Client.call(Client.java:1352)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
        at com.sun.proxy.$Proxy21.addBlock(Unknown Source)
        at 
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:408)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
        at com.sun.proxy.$Proxy22.addBlock(Unknown Source)
        at 
org.apache.hadoop.hdfs.DFSOutputStream.addBlock(DFSOutputStream.java:926)
        at 
org.apache.hadoop.hdfs.DataStreamer.locateFollowingBlock(DataStreamer.java:1681)
        at 
org.apache.hadoop.hdfs.DataStreamer.nextBlockOutputStream(DataStreamer.java:1491)
        at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:595)


FAILED:  
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.testAddBlockWhenNoSufficientParityNumOfNodes

Error Message:
test timed out after 90000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 90000 milliseconds
        at java.io.DataInputStream.read(DataInputStream.java:149)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.readAll(StripedFileTestUtil.java:91)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.assertSeekAndRead(StripedFileTestUtil.java:218)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.verifySeek(StripedFileTestUtil.java:176)
        at 
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.testAddBlockWhenNoSufficientParityNumOfNodes(TestDFSStripedOutputStreamWithFailure.java:310)


FAILED:  
org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.testReadFileWithMissingBlocks

Error Message:
test timed out after 300000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 300000 milliseconds
        at java.io.DataInputStream.read(DataInputStream.java:149)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.readAll(StripedFileTestUtil.java:91)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.assertSeekAndRead(StripedFileTestUtil.java:218)
        at 
org.apache.hadoop.hdfs.StripedFileTestUtil.verifySeek(StripedFileTestUtil.java:176)
        at 
org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.readFileWithMissingBlocks(TestReadStripedFileWithMissingBlocks.java:115)
        at 
org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.testReadFileWithMissingBlocks(TestReadStripedFileWithMissingBlocks.java:78)


FAILED:  
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testSmallFileLocalRead

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination 
buffer size
        at 
org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
        at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
        at java.io.DataInputStream.read(DataInputStream.java:149)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitRead(TestShortCircuitLocalRead.java:241)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testSmallFileLocalRead(TestShortCircuitLocalRead.java:308)


FAILED:  
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadLegacy

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination 
buffer size
        at 
org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
        at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
        at java.io.DataInputStream.read(DataInputStream.java:149)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadLegacy(TestShortCircuitLocalRead.java:235)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadLegacy(TestShortCircuitLocalRead.java:316)


FAILED:  
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadFallback

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination 
buffer size
        at 
org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
        at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
        at java.io.DataInputStream.read(DataInputStream.java:149)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadLegacy(TestShortCircuitLocalRead.java:235)
        at 
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadFallback(TestShortCircuitLocalRead.java:327)


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