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Posted to hdfs-dev@hadoop.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2015/03/05 15:52:17 UTC

Hadoop-Hdfs-trunk-Java8 - Build # 114 - Still Failing

See https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/114/

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[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:2.12.1: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 ................................ FAILURE [  03:15 h]
[INFO] Apache Hadoop HttpFS .............................. SKIPPED
[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED
[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED
[INFO] Apache Hadoop HDFS Project ........................ SUCCESS [  1.875 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 03:15 h
[INFO] Finished at: 2015-03-05T14:50:43+00:00
[INFO] Final Memory: 61M/262M
[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
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording test results
Updating YARN-3242
Updating HDFS-7434
Updating HDFS-7879
Updating HADOOP-11648
Updating MAPREDUCE-6267
Updating YARN-3249
Updating MAPREDUCE-6136
Updating HADOOP-11674
Updating HDFS-7746
Updating HDFS-7535
Updating YARN-3131
Updating YARN-3122
Updating YARN-3231
Updating HDFS-1522
Sending e-mails to: hdfs-dev@hadoop.apache.org
Email was triggered for: Failure
Sending email for trigger: Failure



###################################################################################
############################## FAILED TESTS (if any) ##############################
8 tests failed.
REGRESSION:  org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testNumVersionsReportedCorrect

Error Message:
The map of version counts returned by DatanodeManager was not what it was expected to be on iteration 458 expected:<0> but was:<1>

Stack Trace:
java.lang.AssertionError: The map of version counts returned by DatanodeManager was not what it was expected to be on iteration 458 expected:<0> but was:<1>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testNumVersionsReportedCorrect(TestDatanodeManager.java:157)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testCopyOnTruncateWithDataNodesRestart

Error Message:
test timed out after 60000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 60000 milliseconds
	at java.lang.Object.wait(Native Method)
	at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.triggerBlockReportForTests(BPServiceActor.java:392)
	at org.apache.hadoop.hdfs.server.datanode.BPOfferService.triggerBlockReportForTests(BPOfferService.java:564)
	at org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils.triggerBlockReport(DataNodeTestUtils.java:68)
	at org.apache.hadoop.hdfs.MiniDFSCluster.triggerBlockReports(MiniDFSCluster.java:2162)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testCopyOnTruncateWithDataNodesRestart(TestFileTruncate.java:714)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates

Error Message:

Expected: is <36L>
     but: was <84L>

Stack Trace:
java.lang.AssertionError: 
Expected: is <36L>
     but: was <84L>
	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
	at org.junit.Assert.assertThat(Assert.java:865)
	at org.junit.Assert.assertThat(Assert.java:832)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates(TestFileTruncate.java:409)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates(TestFileTruncate.java:384)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateRecovery

Error Message:
Failed to add snapshot: there is already a snapshot with the same name "ss0".
 at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:182)
 at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:263)
 at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7209)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1558)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1062)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)


Stack Trace:
org.apache.hadoop.hdfs.protocol.SnapshotException: Failed to add snapshot: there is already a snapshot with the same name "ss0".
	at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:182)
	at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:263)
	at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7209)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1558)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1062)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)

	at org.apache.hadoop.ipc.Client.call(Client.java:1476)
	at org.apache.hadoop.ipc.Client.call(Client.java:1407)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy20.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.createSnapshot(ClientNamenodeProtocolTranslatorPB.java:1027)
	at sun.reflect.GeneratedMethodAccessor25.invoke(Unknown Source)
	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:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy21.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.createSnapshot(DFSClient.java:2619)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1607)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1603)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.createSnapshot(DistributedFileSystem.java:1622)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateRecovery(TestFileTruncate.java:1009)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateShellCommandOnBlockBoundary

Error Message:
The directory /test cannot be deleted since /test is snapshottable and already has snapshots
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:54)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:152)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:92)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3587)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:951)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:611)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: The directory /test cannot be deleted since /test is snapshottable and already has snapshots
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:54)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:152)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:92)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3587)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:951)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:611)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)

	at org.apache.hadoop.ipc.Client.call(Client.java:1476)
	at org.apache.hadoop.ipc.Client.call(Client.java:1407)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy20.delete(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.java:540)
	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:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy21.delete(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:2048)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:707)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:703)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:714)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateShellCommandOnBlockBoundary(TestFileTruncate.java:1073)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestartImmediately

Error Message:
expected:<1302> but was:<1303>

Stack Trace:
java.lang.AssertionError: expected:<1302> but was:<1303>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.junit.Assert.assertEquals(Assert.java:542)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestartImmediately(TestFileTruncate.java:783)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncate4Symlink

Error Message:
Bad disk space usage expected:<156> but was:<12>

Stack Trace:
java.lang.AssertionError: Bad disk space usage expected:<156> but was:<12>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncate4Symlink(TestFileTruncate.java:1132)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestart

Error Message:
The directory /test cannot be deleted since /test is snapshottable and already has snapshots
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:54)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:152)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:92)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3587)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:951)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:611)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:422)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: The directory /test cannot be deleted since /test is snapshottable and already has snapshots
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:54)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:152)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:92)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3587)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:951)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:611)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2135)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2131)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2131)

	at org.apache.hadoop.ipc.Client.call(Client.java:1476)
	at org.apache.hadoop.ipc.Client.call(Client.java:1407)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy20.delete(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.java:540)
	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:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy21.delete(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:2048)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:707)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:703)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:714)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestart(TestFileTruncate.java:685)