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https://issues.apache.org/jira/browse/HDFS-6694?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14085643#comment-14085643
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Larry McCay commented on HDFS-6694:
-----------------------------------
I am seeing this with my patch for HDFS-6790
{code}
Running org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover
Tests run: 8, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 82.647 sec <<<
FAILURE! - in org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover
testPipelineRecoveryStress(org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover)
Time elapsed: 33.705 sec <<< ERROR!
java.lang.RuntimeException: Deferred
at
org.apache.hadoop.test.MultithreadedTestUtil$TestContext.checkException(MultithreadedTestUtil.java:130)
at
org.apache.hadoop.test.MultithreadedTestUtil$TestContext.waitFor(MultithreadedTestUtil.java:121)
at
org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover.testPipelineRecoveryStress(TestPipelinesFailover.java:456)
Caused by: org.apache.hadoop.ipc.RemoteException: File /test-7 could only be
replicated to 0 nodes instead of minReplication (=1). There are 3 datanode(s)
running and 3 node(s) are excluded in this operation.
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1486)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2801)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:613)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:462)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:607)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:932)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2099)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2095)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1626)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2093)
at org.apache.hadoop.ipc.Client.call(Client.java:1411)
at org.apache.hadoop.ipc.Client.call(Client.java:1364)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
at com.sun.proxy.$Proxy17.addBlock(Unknown Source)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:372)
at sun.reflect.GeneratedMethodAccessor21.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
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.$Proxy18.addBlock(Unknown Source)
at
org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1442)
at
org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1265)
at
org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:521)
{code}
> TestPipelinesFailover.testPipelineRecoveryStress tests fail intermittently
> with various symptoms
> ------------------------------------------------------------------------------------------------
>
> Key: HDFS-6694
> URL: https://issues.apache.org/jira/browse/HDFS-6694
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 3.0.0
> Reporter: Yongjun Zhang
> Assignee: Yongjun Zhang
> Attachments: HDFS-6694.001.dbg.patch,
> org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover-output.txt,
> org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover.txt
>
>
> TestPipelinesFailover.testPipelineRecoveryStress tests fail intermittently
> with various symptoms. Typical failures are described in first comment.
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