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Date: Thu, 26 Apr 2012 02:27:16 +0000 (UTC)
From: "Todd Lipcon (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HDFS-3181)
 testHardLeaseRecoveryAfterNameNodeRestart fails when length before restart
 is 1 byte less than CRC chunk size
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    [ https://issues.apache.org/jira/browse/HDFS-3181?page=3Dcom.atlassian.=
jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D13262=
328#comment-13262328 ]=20

Todd Lipcon commented on HDFS-3181:
-----------------------------------

ah! good catch. +1 pending jenkins
               =20
> testHardLeaseRecoveryAfterNameNodeRestart fails when length before restar=
t is 1 byte less than CRC chunk size
> -------------------------------------------------------------------------=
------------------------------------
>
>                 Key: HDFS-3181
>                 URL: https://issues.apache.org/jira/browse/HDFS-3181
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.0.0
>            Reporter: Colin Patrick McCabe
>            Assignee: Tsz Wo (Nicholas), SZE
>            Priority: Minor
>         Attachments: TestLeaseRecovery2with1535.patch, h3181_20120425.pat=
ch, repro.txt, testOut.txt
>
>
> org.apache.hadoop.hdfs.TestLeaseRecovery2.testHardLeaseRecoveryAfterNameN=
odeRestart seems to be failing intermittently on jenkins.
> {code}
> org.apache.hadoop.hdfs.TestLeaseRecovery2.testHardLeaseRecoveryAfterNameN=
odeRestart
> Failing for the past 1 build (Since Failed#2163 )
> Took 8.4 sec.
> Error Message
> Lease mismatch on /hardLeaseRecovery owned by HDFS_NameNode but is access=
ed by DFSClient_NONMAPREDUCE_1147689755_1  at org.apache.hadoop.hdfs.server=
.namenode.FSNamesystem.checkLease(FSNamesystem.java:2076)  at org.apache.ha=
doop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2051)  =
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalDatanod=
e(FSNamesystem.java:1983)  at org.apache.hadoop.hdfs.server.namenode.NameNo=
deRpcServer.getAdditionalDatanode(NameNodeRpcServer.java:492)  at org.apach=
e.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getAd=
ditionalDatanode(ClientNamenodeProtocolServerSideTranslatorPB.java:311)  at=
 org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientN=
amenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:4260=
4)  at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.ca=
ll(ProtobufRpcEngine.java:417)  at org.apache.hadoop.ipc.RPC$Server.call(RP=
C.java:891)  at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1661=
)  at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1657)  at java=
.security.AccessController.doPrivileged(Native Method)  at javax.security.a=
uth.Subject.doAs(Subject.java:396)  at org.apache.hadoop.security.UserGroup=
Information.doAs(UserGroupInformation.java:1205)  at org.apache.hadoop.ipc.=
Server$Handler.run(Server.java:1655)=20
> Stacktrace
> org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException: Lease misma=
tch on /hardLeaseRecovery owned by HDFS_NameNode but is accessed by DFSClie=
nt_NONMAPREDUCE_1147689755_1
> =09at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNa=
mesystem.java:2076)
> =09at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNa=
mesystem.java:2051)
> =09at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalDa=
tanode(FSNamesystem.java:1983)
> =09at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getAdditio=
nalDatanode(NameNodeRpcServer.java:492)
> =09at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideT=
ranslatorPB.getAdditionalDatanode(ClientNamenodeProtocolServerSideTranslato=
rPB.java:311)
> =09at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$=
ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.ja=
va:42604)
> =09at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.c=
all(ProtobufRpcEngine.java:417)
>         ...
> =09at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvoc=
ationHandler.java:83)
> =09at $Proxy15.getAdditionalDatanode(Unknown Source)
> =09at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorP=
B.getAdditionalDatanode(ClientNamenodeProtocolTranslatorPB.java:317)
> =09at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.addDatanode2Exi=
stingPipeline(DFSOutputStream.java:828)
> =09at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineFo=
rAppendOrRecovery(DFSOutputStream.java:930)
> =09at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.processDatanode=
Error(DFSOutputStream.java:741)
> =09at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputSt=
ream.java:416)
> {code}

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