See <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/856/changes>

Changes:

[lei] HDFS-9701. DN may deadlock when hot-swapping under load. (Xiao Chen via

[jing9] HDFS-9494. Parallel optimization of

[yzhang] HDFS-9406. FSImage may get corrupted after deleting snapshot.

[jlowe] YARN-3102. Decommisioned Nodes not listed in Web UI. Contributed by Kuhu

------------------------------------------
[...truncated 5829 lines...]
Running org.apache.hadoop.hdfs.TestRollingUpgrade
Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 117.944 sec - 
in org.apache.hadoop.hdfs.TestRollingUpgrade
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestReservedRawPaths
Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 11.649 sec - in 
org.apache.hadoop.hdfs.TestReservedRawPaths
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestListFilesInDFS
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.903 sec - in 
org.apache.hadoop.hdfs.TestListFilesInDFS
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestParallelShortCircuitReadUnCached
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 28.741 sec - in 
org.apache.hadoop.hdfs.TestParallelShortCircuitReadUnCached
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDFSHAAdminMiniCluster
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 8.049 sec - in 
org.apache.hadoop.hdfs.tools.TestDFSHAAdminMiniCluster
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestGetConf
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.042 sec - in 
org.apache.hadoop.hdfs.tools.TestGetConf
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestStoragePolicyCommands
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.572 sec - in 
org.apache.hadoop.hdfs.tools.TestStoragePolicyCommands
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 14.765 sec - in 
org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDFSAdmin
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 8.226 sec - in 
org.apache.hadoop.hdfs.tools.TestDFSAdmin
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForXAttr
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.767 sec - in 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForXAttr
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerWithStripedBlocks
Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 8.791 sec - in 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerWithStripedBlocks
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer
Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.498 sec - in 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.526 sec - in 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.275 sec - in 
org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDFSHAAdmin
Tests run: 20, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.571 sec - in 
org.apache.hadoop.hdfs.tools.TestDFSHAAdmin
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDelegationTokenFetcher
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.974 sec - in 
org.apache.hadoop.hdfs.tools.TestDelegationTokenFetcher
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDebugAdmin
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.209 sec - in 
org.apache.hadoop.hdfs.tools.TestDebugAdmin
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestGetGroups
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.492 sec - in 
org.apache.hadoop.hdfs.tools.TestGetGroups
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.TestDFSAdminWithHA
Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 22.185 sec - 
in org.apache.hadoop.hdfs.tools.TestDFSAdminWithHA
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.tools.offlineEditsViewer.TestOfflineEditsViewer
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 13.922 sec - in 
org.apache.hadoop.hdfs.tools.offlineEditsViewer.TestOfflineEditsViewer
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestHDFSFileSystemContract
Tests run: 44, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 76.23 sec - in 
org.apache.hadoop.hdfs.TestHDFSFileSystemContract
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestClose
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.453 sec - in 
org.apache.hadoop.hdfs.TestClose
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestFetchImage
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.225 sec - in 
org.apache.hadoop.hdfs.TestFetchImage
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 15.324 sec - in 
org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestBlocksScheduledCounter
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.751 sec - in 
org.apache.hadoop.hdfs.TestBlocksScheduledCounter
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.protocolPB.TestPBHelper
Tests run: 30, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.679 sec - in 
org.apache.hadoop.hdfs.protocolPB.TestPBHelper
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestFileAppend
Tests run: 12, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 32.79 sec <<< 
FAILURE! - in org.apache.hadoop.hdfs.TestFileAppend
testMultipleAppends(org.apache.hadoop.hdfs.TestFileAppend)  Time elapsed: 5.226 
sec  <<< ERROR!
java.io.IOException: Failed to replace a bad datanode on the existing pipeline 
due to no more good datanodes being available to try. (Nodes: 
current=[DatanodeInfoWithStorage[127.0.0.1:40389,DS-19339a38-a898-4c38-94a2-25520d0ca637,DISK],
 
DatanodeInfoWithStorage[127.0.0.1:51435,DS-fa2ccc4d-1404-4230-bea8-e3e53ee6324f,DISK]],
 
original=[DatanodeInfoWithStorage[127.0.0.1:40389,DS-19339a38-a898-4c38-94a2-25520d0ca637,DISK],
 
DatanodeInfoWithStorage[127.0.0.1:51435,DS-fa2ccc4d-1404-4230-bea8-e3e53ee6324f,DISK]]).
 The current failed datanode replacement policy is DEFAULT, and a client may 
configure this via 'dfs.client.block.write.replace-datanode-on-failure.policy' 
in its configuration.
        at 
org.apache.hadoop.hdfs.DataStreamer.findNewDatanode(DataStreamer.java:1169)
        at 
org.apache.hadoop.hdfs.DataStreamer.addDatanode2ExistingPipeline(DataStreamer.java:1235)
        at 
org.apache.hadoop.hdfs.DataStreamer.handleDatanodeReplacement(DataStreamer.java:1426)
        at 
org.apache.hadoop.hdfs.DataStreamer.setupPipelineInternal(DataStreamer.java:1341)
        at 
org.apache.hadoop.hdfs.DataStreamer.setupPipelineForAppendOrRecovery(DataStreamer.java:1324)
        at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:598)

Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestRollingUpgradeRollback
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 10.696 sec - in 
org.apache.hadoop.hdfs.TestRollingUpgradeRollback
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestLease
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 10.082 sec - in 
org.apache.hadoop.hdfs.TestLease
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.hdfs.TestRemoteBlockReader2
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.62 sec - in 
org.apache.hadoop.hdfs.TestRemoteBlockReader2
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.net.TestNetworkTopology
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.293 sec - in 
org.apache.hadoop.net.TestNetworkTopology
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.TestGenericRefresh
Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.205 sec - in 
org.apache.hadoop.TestGenericRefresh
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tracing.TestTracingShortCircuitLocalRead
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.029 sec - in 
org.apache.hadoop.tracing.TestTracingShortCircuitLocalRead
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tracing.TestTraceAdmin
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.768 sec - in 
org.apache.hadoop.tracing.TestTraceAdmin
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tracing.TestTracing
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.056 sec - in 
org.apache.hadoop.tracing.TestTracing
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestDeleteCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 8.08 sec - in 
org.apache.hadoop.cli.TestDeleteCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestHDFSCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 55.695 sec - in 
org.apache.hadoop.cli.TestHDFSCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestAclCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.706 sec - in 
org.apache.hadoop.cli.TestAclCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestErasureCodingCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.251 sec - in 
org.apache.hadoop.cli.TestErasureCodingCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestCacheAdminCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.933 sec - in 
org.apache.hadoop.cli.TestCacheAdminCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestXAttrCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.975 sec - in 
org.apache.hadoop.cli.TestXAttrCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.cli.TestCryptoAdminCLI
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.934 sec - in 
org.apache.hadoop.cli.TestCryptoAdminCLI
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.security.TestPermission
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.647 sec - in 
org.apache.hadoop.security.TestPermission
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.security.TestRefreshUserMappings
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.935 sec - in 
org.apache.hadoop.security.TestRefreshUserMappings
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.security.TestPermissionSymlinks
Tests run: 15, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.707 sec - in 
org.apache.hadoop.security.TestPermissionSymlinks
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tools.TestTools
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.14 sec - in 
org.apache.hadoop.tools.TestTools
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tools.TestHdfsConfigFields
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.519 sec - in 
org.apache.hadoop.tools.TestHdfsConfigFields
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; 
support was removed in 8.0
Running org.apache.hadoop.tools.TestJMXGet
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.213 sec - in 
org.apache.hadoop.tools.TestJMXGet

Results :

Failed tests: 
  
TestRecoverStripedFile.testRecoverThreeDataBlocks1:159->assertFileBlocksRecovery:345
 expected:<85196> but was:<0>

Tests in error: 
  TestDataNodeHotSwapVolumes.testReplicatingAfterRemoveVolume:515 » Timeout 
Time...
  
TestDataNodeHotSwapVolumes.testRemoveVolumeBeingWritten:599->testRemoveVolumeBeingWrittenForDatanode:674
 » Timeout
  TestFileAppend.testMultipleAppends » IO Failed to replace a bad datanode on 
th...

Tests run: 4151, Failures: 1, Errors: 3, Skipped: 17

[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Skipping Apache Hadoop HDFS Native Client
[INFO] This project has been banned from the build due to previous failures.
[INFO] ------------------------------------------------------------------------
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Skipping Apache Hadoop HttpFS
[INFO] This project has been banned from the build due to previous failures.
[INFO] ------------------------------------------------------------------------
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Skipping Apache Hadoop HDFS BookKeeper Journal
[INFO] This project has been banned from the build due to previous failures.
[INFO] ------------------------------------------------------------------------
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Skipping Apache Hadoop HDFS-NFS
[INFO] This project has been banned from the build due to previous failures.
[INFO] ------------------------------------------------------------------------
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building Apache Hadoop HDFS Project 3.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ hadoop-hdfs-project 
---
[INFO] Deleting 
<https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/target>
[INFO] 
[INFO] --- maven-antrun-plugin:1.7:run (create-testdirs) @ hadoop-hdfs-project 
---
[INFO] Executing tasks

main:
    [mkdir] Created dir: 
<https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/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:3.4: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 [04:06 min]
[INFO] Apache Hadoop HDFS ................................ FAILURE [  03:22 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: 03:26 h
[INFO] Finished at: 2016-02-02T04:01:13+00:00
[INFO] Final Memory: 56M/456M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on 
project hadoop-hdfs: There are test failures.
[ERROR] 
[ERROR] Please refer to 
<https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/hadoop-hdfs/target/surefire-reports>
 for the individual test results.
[ERROR] -> [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

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