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https://issues.apache.org/jira/browse/HBASE-12201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jingcheng Du updated HBASE-12201:
---------------------------------
Affects Version/s: hbase-11339
> Close the writers in the MOB sweep tool
> ---------------------------------------
>
> Key: HBASE-12201
> URL: https://issues.apache.org/jira/browse/HBASE-12201
> Project: HBase
> Issue Type: Bug
> Affects Versions: hbase-11339
> Reporter: Jingcheng Du
> Assignee: Jingcheng Du
> Priority: Critical
> Fix For: hbase-11339
>
>
> When running the sweep tool, we encountered such an exception.
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/mobdir/.tmp/mobcompaction/SweepJob-SweepMapper-SweepReducer-testSweepToolExpiredNoMinVersion-data/working/names/all
> (inode 46500): File does not exist. Holder
> DFSClient_NONMAPREDUCE_-1863270027_1 does not have any open files.
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3319)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3407)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3377)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:673)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:219)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
> 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$1.run(Server.java:2009)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1614)
> at org.apache.hadoop.ipc.Server$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$Invoker.invoke(ProtobufRpcEngine.java:206)
> at com.sun.proxy.$Proxy15.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:435)
> at sun.reflect.GeneratedMethodAccessor5.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.$Proxy16.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2180)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2164)
> at
> org.apache.hadoop.hdfs.DFSClient.closeAllFilesBeingWritten(DFSClient.java:908)
> at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:925)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:861)
> at org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:2687)
> at
> org.apache.hadoop.fs.FileSystem$Cache$ClientFinalizer.run(FileSystem.java:2704)
> at
> org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)
> This is because we have several writers opened by fs.create(path, true) are
> not closed properly.
> Meanwhile, in the current implementation, we save the temp files under
> sweepJobDir/working/..., and when we remove the directory of the sweep job
> only the working is deleted. We should remove the whole sweepJobDir instead.
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