Brahma Reddy Battula created HDFS-4929:
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Summary: [NNBench mark] Lease mismatch error when running with
multiple mappers
Key: HDFS-4929
URL: https://issues.apache.org/jira/browse/HDFS-4929
Project: Hadoop HDFS
Issue Type: Bug
Components: benchmarks
Reporter: Brahma Reddy Battula
Command :
./yarn jar
../share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.0.1-tests.jar
nnbench -operation create_write -numberOfFiles 1000 -blockSize 268435456
-bytesToWrite 1024000000 -baseDir /benchmarks/NNBench`hostname -s`
-replicationFactorPerFile 3 -maps 100 -reduces 10
Trace :
013-06-21 10:44:53,763 INFO org.apache.hadoop.ipc.Server: IPC Server handler 7
on 9005, call org.apache.hadoop.hdfs.protocol.ClientProtocol.addBlock from
192.168.105.214:36320: error:
org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException: Lease mismatch on
/benchmarks/NNBenchlinux-185/data/file_linux-214__0 owned by
DFSClient_attempt_1371782327901_0001_m_000048_0_1383437860_1 but is accessed by
DFSClient_attempt_1371782327901_0001_m_000084_0_1880545303_1
org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException: Lease mismatch on
/benchmarks/NNBenchlinux-185/data/file_linux-214__0 owned by
DFSClient_attempt_1371782327901_0001_m_000048_0_1383437860_1 but is accessed by
DFSClient_attempt_1371782327901_0001_m_000084_0_1880545303_1
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2351)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.analyzeFileState(FSNamesystem.java:2098)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2019)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:501)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:213)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:52012)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:435)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:925)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1710)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1706)
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:1232)
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