报错：HBase is non empty': Directory is not empty

报错背景

启动HBase后发现log日志有报错。

报错现象

org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.fs.PathIsNotEmptyDirectoryException): `/HBase-2/WALs/basecoalmine,16201,1644481226960-splitting is non empty': Directory is not empty
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInternal(FSNamesystem.java:4287)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInt(FSNamesystem.java:4245)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:4229)
    at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:856)
    at org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.delete(AuthorizationProviderProxyClientProtocol.java:313)
    at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:626)
    at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
    at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:617)
    at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1073)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2278)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2274)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:422)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1924)
    at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2272)

    at org.apache.hadoop.ipc.Client.call(Client.java:1504)
    at org.apache.hadoop.ipc.Client.call(Client.java:1441)
    at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:231)
    at com.sun.proxy.$Proxy17.delete(Unknown Source)
    at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.java:552)
    at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:258)
    at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:104)
    at com.sun.proxy.$Proxy18.delete(Unknown Source)
    at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:283)
    at com.sun.proxy.$Proxy19.delete(Unknown Source)
    at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:283)
    at com.sun.proxy.$Proxy19.delete(Unknown Source)
    at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:2104)
    at org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:688)
    at org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:684)
    at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
    at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:684)
    at org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:297)
    at org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:436)
    at org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:409)
    at org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:326)
    at org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.splitLogs(ServerCrashProcedure.java:437)
    at org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.executeFromState(ServerCrashProcedure.java:250)
    at org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.executeFromState(ServerCrashProcedure.java:75)
    at org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:119)
    at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:498)
    at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1061)
    at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:856)
    at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:809)
    at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$400(ProcedureExecutor.java:75)
    at org.apache.hadoop.hbase.procedure2.ProcedureExecutor$2.run(ProcedureExecutor.java:495)
2022-02-10 03:24:11,414 INFO  [ProcedureExecutor-0] master.SplitLogManager: finished splitting (more than or equal to) 720 bytes in 8 log files in [hdfs://basecoalmine:9000/HBase-2/WALs/basecoalmine,16201,1644481226960-splitting] in 17618ms
2022-02-10 03:24:11,708 INFO  [ProcedureExecutor-2] procedure.ServerCrashProcedure: Finished processing of crashed basecoalmine,16201,1644481226960=

报错原因

/hbase/WALs出现重复。

报错解决

将WALs的数据删除，然后重启HBase即可。

org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.fs.PathIsNotEmptyDirectoryException): `/HBase-2/WALs/basecoalmine,16201,1644481226960-splitting is non empty':Directoryisnotempty
atorg.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInternal(FSNamesystem.java:4287)
atorg.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInt(FSNamesystem.java:4245)
atorg.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:4229)
atorg.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:856)
atorg.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.delete(AuthorizationProviderProxyClientProtocol.java:313)
atorg.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:626)
atorg.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
atorg.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:617)
atorg.apache.hadoop.ipc.RPC$Server.call(RPC.java:1073)
atorg.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2278)
atorg.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2274)
atjava.security.AccessController.doPrivileged(NativeMethod)
atjavax.security.auth.Subject.doAs(Subject.java:422)
atorg.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1924)
atorg.apache.hadoop.ipc.Server$Handler.run(Server.java:2272)

atorg.apache.hadoop.ipc.Client.call(Client.java:1504)
atorg.apache.hadoop.ipc.Client.call(Client.java:1441)
atorg.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:231)
atcom.sun.proxy.$Proxy17.delete(UnknownSource)
atorg.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.java:552)
atsun.reflect.GeneratedMethodAccessor6.invoke(UnknownSource)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
atjava.lang.reflect.Method.invoke(Method.java:498)
atorg.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:258)
atorg.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:104)
atcom.sun.proxy.$Proxy18.delete(UnknownSource)
atsun.reflect.GeneratedMethodAccessor6.invoke(UnknownSource)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
atjava.lang.reflect.Method.invoke(Method.java:498)
atorg.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:283)
atcom.sun.proxy.$Proxy19.delete(UnknownSource)
atsun.reflect.GeneratedMethodAccessor6.invoke(UnknownSource)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
atjava.lang.reflect.Method.invoke(Method.java:498)
atorg.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:283)
atcom.sun.proxy.$Proxy19.delete(UnknownSource)
atorg.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:2104)
atorg.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:688)
atorg.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:684)
atorg.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
atorg.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:684)
atorg.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:297)
atorg.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:436)
atorg.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:409)
atorg.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:326)
atorg.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.splitLogs(ServerCrashProcedure.java:437)
atorg.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.executeFromState(ServerCrashProcedure.java:250)
atorg.apache.hadoop.hbase.master.procedure.ServerCrashProcedure.executeFromState(ServerCrashProcedure.java:75)
atorg.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:119)
atorg.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:498)
atorg.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1061)
atorg.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:856)
atorg.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:809)
atorg.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$400(ProcedureExecutor.java:75)
atorg.apache.hadoop.hbase.procedure2.ProcedureExecutor$2.run(ProcedureExecutor.java:495)
2022-02-1003:24:11,414INFO[ProcedureExecutor-0]master.SplitLogManager:finishedsplitting(morethanorequalto)720bytesin8logfilesin[hdfs://basecoalmine:9000/HBase-2/WALs/basecoalmine,16201,1644481226960-splitting]in17618ms
2022-02-1003:24:11,708INFO[ProcedureExecutor-2]procedure.ServerCrashProcedure:Finishedprocessingofcrashedbasecoalmine,16201,1644481226960