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https://issues.apache.org/jira/browse/HDFS-9617?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
zuotingbing resolved HDFS-9617.
-------------------------------
Resolution: Invalid
> my java client use muti-thread to put a same file to a same hdfs uri, after
> no lease error，then client OutOfMemoryError
> -----------------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-9617
> URL: https://issues.apache.org/jira/browse/HDFS-9617
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: zuotingbing
> Attachments: HadoopLoader.java, LoadThread.java, UploadProcess.java
>
>
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on /Tmp2/43.bmp.tmp (inode 2913263): File does not exist. [Lease.
> Holder: DFSClient_NONMAPREDUCE_2084151715_1, pendingcreates: 250]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3358)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.analyzeFileState(FSNamesystem.java:3160)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3042)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:615)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.addBlock(AuthorizationProviderProxyClientProtocol.java:188)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:476)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:587)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1026)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1653)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
> 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$Invoker.invoke(ProtobufRpcEngine.java:206)
> at com.sun.proxy.$Proxy14.addBlock(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:391)
> at sun.reflect.GeneratedMethodAccessor66.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
> at com.sun.proxy.$Proxy15.addBlock(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1473)
> at
> org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1290)
> at
> org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:536)
> my java client(JVM -Xmx=2G) :
> jmap TOP15：
> num #instances #bytes class name
> ----------------------------------------------
> 1: 48072 2053976792 [B
> 2: 45852 5987568 <constMethodKlass>
> 3: 45852 5878944 <methodKlass>
> 4: 3363 4193112 <constantPoolKlass>
> 5: 3363 2548168 <instanceKlassKlass>
> 6: 2733 2299008 <constantPoolCacheKlass>
> 7: 533 2191696 [Ljava.nio.ByteBuffer;
> 8: 24733 2026600 [C
> 9: 31287 2002368
> org.apache.hadoop.hdfs.DFSOutputStream$Packet
> 10: 31972 767328 java.util.LinkedList$Node
> 11: 22845 548280 java.lang.String
> 12: 20372 488928 java.util.concurrent.atomic.AtomicLong
> 13: 3700 452984 java.lang.Class
> 14: 981 439576 <methodDataKlass>
> 15: 5583 376344 [S
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