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From Gunnar Tapper <tapper.gun...@gmail.com>
Subject Re: Splitting causes HBase to crash
Date Tue, 17 May 2016 19:53:13 GMT
*Bump* Just checking if there are more thoughts on this?

On Fri, May 13, 2016 at 10:22 AM, Gunnar Tapper <tapper.gunnar@gmail.com>
wrote:

> 2016-05-13 11:56:00,000 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10027749/287b1c6e726e9feaa84a5ab07490f9ff/recovered.edits/0000000000000000018.temp,
> length=0
> 2016-05-13 11:56:00,000 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10034041/287d419bcdd7cbae1005fe9a9636277f/recovered.edits/0000000000000000012.temp,
> length=0
> 2016-05-13 11:56:00,009 ERROR org.apache.hadoop.hbase.wal.WALSplitter:
> Couldn't close log at
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10000797/557bcf6d587b76cc5ab181efdd6e50fc/recovered.edits/0000000000000000023.temp
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10000797/557bcf6d587b76cc5ab181efdd6e50fc/recovered.edits/0000000000000000023.temp
> (inode 2028028): File does not exist. [Lease.  Holder:
> DFSClient_NONMAPREDUCE_1122895717_1, pendingcreates: 12634]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3605)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3693)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3663)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:730)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:243)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:527)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1060)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2044)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2038)
>
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy23.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:443)
> at sun.reflect.GeneratedMethodAccessor165.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.$Proxy24.complete(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:279)
> at com.sun.proxy.$Proxy25.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2283)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2267)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
> at
> org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.close(ProtobufLogWriter.java:131)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1327)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1321)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> 2016-05-13 11:56:00,023 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Closed wap
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_72/5581141d993e8c81ef99c1ae6e71e7d2/recovered.edits/0000000000000000020.temp
> (wrote 1 edits in 33ms)
> 2016-05-13 11:56:00,023 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Closed wap
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10032052/5582663d0f82c166a184bcee9eef56a0/recovered.edits/0000000000000000016.temp
> (wrote 1 edits in 49ms)
> 2016-05-13 11:56:00,023 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Creating writer
> path=hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10031980/2879d316f492aa83566623d8addcf478/recovered.edits/0000000000000000013.temp
> region=2879d316f492aa83566623d8addcf478
> 2016-05-13 11:56:00,023 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found existing old edits file. It could be the result of a previous failed
> split attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_72/5581141d993e8c81ef99c1ae6e71e7d2/recovered.edits/0000000000000000020,
> length=540
> 2016-05-13 11:56:00,025 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10027905/287ed9b13653544e0875f82fb76c89ca/recovered.edits/0000000000000000014.temp,
> length=0
> 2016-05-13 11:56:00,025 ERROR org.apache.hadoop.hbase.wal.WALSplitter:
> Couldn't close log at
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10030357/558c4de4c81f5138274947c7871c9aa8/recovered.edits/0000000000000000018.temp
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10030357/558c4de4c81f5138274947c7871c9aa8/recovered.edits/0000000000000000018.temp
> (inode 2028032): File does not exist. [Lease.  Holder:
> DFSClient_NONMAPREDUCE_1122895717_1, pendingcreates: 12634]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3605)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3693)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3663)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:730)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:243)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:527)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1060)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2044)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2038)
>
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy23.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:443)
> at sun.reflect.GeneratedMethodAccessor165.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.$Proxy24.complete(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:279)
> at com.sun.proxy.$Proxy25.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2283)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2267)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
> at
> org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.close(ProtobufLogWriter.java:131)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1327)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1321)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> 2016-05-13 11:56:00,031 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Creating writer
> path=hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10027749/287b1c6e726e9feaa84a5ab07490f9ff/recovered.edits/0000000000000000018.temp
> region=287b1c6e726e9feaa84a5ab07490f9ff
> 2016-05-13 11:56:00,032 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Creating writer
> path=hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10034041/287d419bcdd7cbae1005fe9a9636277f/recovered.edits/0000000000000000012.temp
> region=287d419bcdd7cbae1005fe9a9636277f
> 2016-05-13 11:56:00,033 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10010327/287edf4df5df9f7a2e35b1101ec8a60a/recovered.edits/0000000000000000017.temp,
> length=0
> 2016-05-13 11:56:00,034 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10029109/2894f9473a1aa2a0c05577465158f4b6/recovered.edits/0000000000000000014.temp,
> length=0
> 2016-05-13 11:56:00,040 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Rename
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10032052/5582663d0f82c166a184bcee9eef56a0/recovered.edits/0000000000000000016.temp
> to
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10032052/5582663d0f82c166a184bcee9eef56a0/recovered.edits/0000000000000000016
> 2016-05-13 11:56:00,042 ERROR org.apache.hadoop.hbase.wal.WALSplitter:
> Couldn't close log at
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10028584/558c86121b07b904664eb5aa6963b6e0/recovered.edits/0000000000000000017.temp
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10028584/558c86121b07b904664eb5aa6963b6e0/recovered.edits/0000000000000000017.temp
> (inode 2028037): File does not exist. [Lease.  Holder:
> DFSClient_NONMAPREDUCE_1122895717_1, pendingcreates: 12634]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3605)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3693)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3663)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:730)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:243)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:527)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1060)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2044)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2038)
>
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy23.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:443)
> at sun.reflect.GeneratedMethodAccessor165.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.$Proxy24.complete(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:279)
> at com.sun.proxy.$Proxy25.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2283)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2267)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
> at
> org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.close(ProtobufLogWriter.java:131)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1327)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1321)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> 2016-05-13 11:56:00,056 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Rename
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_72/5581141d993e8c81ef99c1ae6e71e7d2/recovered.edits/0000000000000000020.temp
> to
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_72/5581141d993e8c81ef99c1ae6e71e7d2/recovered.edits/0000000000000000020
> 2016-05-13 11:56:00,056 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Creating writer
> path=hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10027905/287ed9b13653544e0875f82fb76c89ca/recovered.edits/0000000000000000014.temp
> region=287ed9b13653544e0875f82fb76c89ca
> 2016-05-13 11:56:00,058 WARN org.apache.hadoop.hbase.wal.WALSplitter:
> Found old edits file. It could be the result of a previous failed split
> attempt. Deleting
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10007337/289c152906153d7d23097838bc9346dc/recovered.edits/0000000000000000018.temp,
> length=0
> 2016-05-13 11:56:00,059 ERROR org.apache.hadoop.hbase.wal.WALSplitter:
> Couldn't close log at
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10033108/559137128a3bf2282569181441bbbdbd/recovered.edits/0000000000000000013.temp
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10033108/559137128a3bf2282569181441bbbdbd/recovered.edits/0000000000000000013.temp
> (inode 2028045): File does not exist. [Lease.  Holder:
> DFSClient_NONMAPREDUCE_1122895717_1, pendingcreates: 12634]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3605)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3693)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3663)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:730)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:243)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:527)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1060)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2044)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2038)
>
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy23.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:443)
> at sun.reflect.GeneratedMethodAccessor165.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.$Proxy24.complete(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:279)
> at com.sun.proxy.$Proxy25.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2283)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2267)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
> at
> org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.close(ProtobufLogWriter.java:131)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1327)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1321)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> 2016-05-13 11:56:00,059 ERROR org.apache.hadoop.hbase.wal.WALSplitter:
> Couldn't close log at
> hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10006977/558ea580c6997486a74d4103d3cc17b1/recovered.edits/0000000000000000017.temp
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> No lease on
> /hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10006977/558ea580c6997486a74d4103d3cc17b1/recovered.edits/0000000000000000017.temp
> (inode 2028044): File does not exist. [Lease.  Holder:
> DFSClient_NONMAPREDUCE_1122895717_1, pendingcreates: 12634]
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:3605)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:3693)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:3663)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.complete(NameNodeRpcServer.java:730)
> at
> org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.complete(AuthorizationProviderProxyClientProtocol.java:243)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.complete(ClientNamenodeProtocolServerSideTranslatorPB.java:527)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1060)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2044)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2038)
>
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy23.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.complete(ClientNamenodeProtocolTranslatorPB.java:443)
> at sun.reflect.GeneratedMethodAccessor165.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.$Proxy24.complete(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:279)
> at com.sun.proxy.$Proxy25.complete(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:2283)
> at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2267)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
> at
> org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.close(ProtobufLogWriter.java:131)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1327)
> at
> org.apache.hadoop.hbase.wal.WALSplitter$LogRecoveredEditsOutputSink$2.call(WALSplitter.java:1321)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> 2016-05-13 11:56:00,065 INFO org.apache.hadoop.hbase.wal.WALSplitter:
> Creating writer
> path=hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/data/default/TRAFODION.PLACEHOLDER.COMPANYID_10010327/287edf4df5df9f7a2e35b1101ec8a60a/recovered.edits/0000000000000000017.temp
> region=287edf4df5df9f7a2e35b1101ec8a60a
>
>
> On Fri, May 13, 2016 at 10:10 AM, Ted Yu <yuzhihong@gmail.com> wrote:
>
>> bq. 2016-05-13 11:56:52,763 WARN
>> org.apache.hadoop.hbase.master.SplitLogManager: error while splitting logs
>> in
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-
>> 172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> installed = 1 but only 0 done
>>
>> Looks like WAL splitting was slow or stalled.
>> Please check region server log to see why.
>>
>> Cheers
>>
>> On Fri, May 13, 2016 at 8:45 AM, Gunnar Tapper <tapper.gunnar@gmail.com>
>> wrote:
>>
>> > Some more info.
>> >
>> > I remove /hbase using hbase zkcli rmr /hbaase. The log messages I
>> provided
>> > occurred after that. This is a HA configuration with two HMasters.
>> >
>> > After sitting in an initializing state for a long time, I end up with:
>> >
>> > hbase(main):001:0> list
>> > TABLE
>> >
>> >
>> > ERROR: Can't get master address from ZooKeeper; znode data == null
>> >
>> > Here is some help for this command:
>> > List all tables in hbase. Optional regular expression parameter could
>> > be used to filter the output. Examples:
>> >
>> >   hbase> list
>> >   hbase> list 'abc.*'
>> >   hbase> list 'ns:abc.*'
>> >   hbase> list 'ns:.*'
>> >
>> >
>> > HMaster log node 1:
>> >
>> > 2016-05-13 11:56:36,646 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:41,647 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:47,647 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:52,648 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:52,712 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Failed to become active master
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,720 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Master server abort: loaded coprocessors are: []
>> > 2016-05-13 11:56:52,720 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Unhandled exception. Starting shutdown.
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,720 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: STOPPED: Unhandled
>> > exception. Starting shutdown.
>> > 2016-05-13 11:56:52,720 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: Stopping infoServer
>> > 2016-05-13 11:56:52,722 INFO org.mortbay.log: Stopped
>> > SelectChannelConnector@0.0.0.0:60010
>> > 2016-05-13 11:56:52,759 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,759 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,760 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-50-109.ec2.internal,60020,1463123941361, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,761 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-54-241.ec2.internal,60020,1463123941413, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,764 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,764 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-53-252.ec2.internal,60020,1463123940875, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-61-36.ec2.internal,60020,1463123940830, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,766 INFO
>> org.apache.hadoop.hbase.master.CatalogJanitor:
>> > CatalogJanitor-ip-172-31-50-109:60000 exiting
>> > 2016-05-13 11:56:52,765 INFO
>> > org.apache.hadoop.hbase.master.balancer.ClusterStatusChore:
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544-ClusterStatusChore
>> > exiting
>> > 2016-05-13 11:56:52,765 INFO
>> > org.apache.hadoop.hbase.master.balancer.BalancerChore:
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544-BalancerChore exiting
>> > 2016-05-13 11:56:52,765 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,822 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544
>> > 2016-05-13 11:56:52,822 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x254a9ee1aab0007
>> > 2016-05-13 11:56:52,824 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x254a9ee1aab0007 closed
>> > 2016-05-13 11:56:52,824 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,824 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544; all regions closed.
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.master.cleaner.LogCleaner:
>> > ip-172-31-50-109:60000.oldLogCleaner exiting
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.master.cleaner.HFileCleaner:
>> > ip-172-31-50-109:60000.archivedHFileCleaner exiting
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.replication.master.ReplicationLogCleaner:
>> Stopping
>> > replicationLogCleaner-0x154a9ee1aab002c,
>> >
>> >
>> quorum=ip-172-31-53-252.ec2.internal:2181,ip-172-31-54-241.ec2.internal:2181,ip-172-31-61-36.ec2.internal:2181,
>> > baseZNode=/hbase
>> > 2016-05-13 11:56:52,827 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x154a9ee1aab002c closed
>> > 2016-05-13 11:56:52,827 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,828 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x354a9ee1ab10012
>> > 2016-05-13 11:56:52,829 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x354a9ee1ab10012 closed
>> > 2016-05-13 11:56:52,829 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,830 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager$TimeoutMonitor:
>> >
>> >
>> ip-172-31-50-109.ec2.internal,60000,1463139946544.splitLogManagerTimeoutMonitor
>> > exiting
>> > 2016-05-13 11:56:52,830 INFO
>> >
>> org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager:
>> > stop: server shutting down.
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > Stopping server on 60000
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.listener,port=60000: stopping
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopped
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopping
>> > 2016-05-13 11:56:52,833 INFO
>> > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node
>> > /hbase/rs/ip-172-31-50-109.ec2.internal,60000,1463139946544 already
>> > deleted, retry=false
>> > 2016-05-13 11:56:52,834 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x254a9ee1aab0005 closed
>> > 2016-05-13 11:56:52,834 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,834 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544; zookeeper connection
>> > closed.
>> > 2016-05-13 11:56:52,841 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer:
>> > master/ip-172-31-50-109.ec2.internal/172.31.50.109:60000 exiting
>> > [trafodion@ip-172-31-50-109 hbase]$ clear
>> >
>> > [trafodion@ip-172-31-50-109 hbase]$ tail -n 150 *MASTER*.log.out
>> > 2016-05-13 11:56:21,643 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:26,644 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:31,645 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:36,646 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:41,647 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:47,647 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:52,648 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 0
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140497694 last_version = 11 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = 1463140498292 last_version = 9 cur_worker_name =
>> > ip-172-31-54-241.ec2.internal,60020,1463139946671 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = 1463140498292 last_version = 8 cur_worker_name =
>> > ip-172-31-53-252.ec2.internal,60020,1463139946203 status = in_progress
>> > incarnation = 1 resubmits = 0 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140497663 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:56:52,712 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Failed to become active master
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,720 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Master server abort: loaded coprocessors are: []
>> > 2016-05-13 11:56:52,720 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Unhandled exception. Starting shutdown.
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,720 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: STOPPED: Unhandled
>> > exception. Starting shutdown.
>> > 2016-05-13 11:56:52,720 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: Stopping infoServer
>> > 2016-05-13 11:56:52,722 INFO org.mortbay.log: Stopped
>> > SelectChannelConnector@0.0.0.0:60010
>> > 2016-05-13 11:56:52,759 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,759 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,760 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-50-109.ec2.internal,60020,1463123941361, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,761 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,761 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-54-241.ec2.internal,60020,1463123941413, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,764 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,764 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-53-252.ec2.internal,60020,1463123940875, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,763 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-61-36.ec2.internal,60020,1463123940830, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:56:52,766 INFO
>> org.apache.hadoop.hbase.master.CatalogJanitor:
>> > CatalogJanitor-ip-172-31-50-109:60000 exiting
>> > 2016-05-13 11:56:52,765 INFO
>> > org.apache.hadoop.hbase.master.balancer.ClusterStatusChore:
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544-ClusterStatusChore
>> > exiting
>> > 2016-05-13 11:56:52,765 INFO
>> > org.apache.hadoop.hbase.master.balancer.BalancerChore:
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544-BalancerChore exiting
>> > 2016-05-13 11:56:52,765 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:56:52,822 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544
>> > 2016-05-13 11:56:52,822 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x254a9ee1aab0007
>> > 2016-05-13 11:56:52,824 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x254a9ee1aab0007 closed
>> > 2016-05-13 11:56:52,824 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,824 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544; all regions closed.
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.master.cleaner.LogCleaner:
>> > ip-172-31-50-109:60000.oldLogCleaner exiting
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.master.cleaner.HFileCleaner:
>> > ip-172-31-50-109:60000.archivedHFileCleaner exiting
>> > 2016-05-13 11:56:52,825 INFO
>> > org.apache.hadoop.hbase.replication.master.ReplicationLogCleaner:
>> Stopping
>> > replicationLogCleaner-0x154a9ee1aab002c,
>> >
>> >
>> quorum=ip-172-31-53-252.ec2.internal:2181,ip-172-31-54-241.ec2.internal:2181,ip-172-31-61-36.ec2.internal:2181,
>> > baseZNode=/hbase
>> > 2016-05-13 11:56:52,827 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x154a9ee1aab002c closed
>> > 2016-05-13 11:56:52,827 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,828 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x354a9ee1ab10012
>> > 2016-05-13 11:56:52,829 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x354a9ee1ab10012 closed
>> > 2016-05-13 11:56:52,829 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,830 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager$TimeoutMonitor:
>> >
>> >
>> ip-172-31-50-109.ec2.internal,60000,1463139946544.splitLogManagerTimeoutMonitor
>> > exiting
>> > 2016-05-13 11:56:52,830 INFO
>> >
>> org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager:
>> > stop: server shutting down.
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > Stopping server on 60000
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.listener,port=60000: stopping
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopped
>> > 2016-05-13 11:56:52,830 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopping
>> > 2016-05-13 11:56:52,833 INFO
>> > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node
>> > /hbase/rs/ip-172-31-50-109.ec2.internal,60000,1463139946544 already
>> > deleted, retry=false
>> > 2016-05-13 11:56:52,834 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x254a9ee1aab0005 closed
>> > 2016-05-13 11:56:52,834 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:56:52,834 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-50-109.ec2.internal,60000,1463139946544; zookeeper connection
>> > closed.
>> > 2016-05-13 11:56:52,841 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer:
>> > master/ip-172-31-50-109.ec2.internal/172.31.50.109:60000 exiting
>> >
>> >
>> > HMaster log node 2:
>> >
>> > 2016-05-13 11:51:16,362 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 4
>> unassigned
>> > = 2
>> >
>> >
>> tasks={/hbase/splitWAL/WALs%2Fip-172-31-54-241.ec2.internal%2C60020%2C1463123941413-splitting%2Fip-172-31-54-241.ec2.internal%252C60020%252C1463123941413.null0.1463123949331=last_update
>> > = 1463140223415 last_version = 8 cur_worker_name =
>> > ip-172-31-50-109.ec2.internal,60020,1463139946412 status = in_progress
>> > incarnation = 2 resubmits = 2 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-61-36.ec2.internal%2C60020%2C1463123940830-splitting%2Fip-172-31-61-36.ec2.internal%252C60020%252C1463123940830.null0.1463123949164=last_update
>> > = -1 last_version = 5 cur_worker_name = null status = in_progress
>> > incarnation = 2 resubmits = 2 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-53-252.ec2.internal%2C60020%2C1463123940875-splitting%2Fip-172-31-53-252.ec2.internal%252C60020%252C1463123940875.null0.1463123949155=last_update
>> > = -1 last_version = 4 cur_worker_name = null status = in_progress
>> > incarnation = 2 resubmits = 2 batch = installed = 1 done = 0 error = 0,
>> >
>> >
>> /hbase/splitWAL/WALs%2Fip-172-31-50-109.ec2.internal%2C60020%2C1463123941361-splitting%2Fip-172-31-50-109.ec2.internal%252C60020%252C1463123941361.null0.1463123949342=last_update
>> > = 1463140222405 last_version = 5 cur_worker_name =
>> > ip-172-31-61-36.ec2.internal,60020,1463139946328 status = in_progress
>> > incarnation = 1 resubmits = 1 batch = installed = 1 done = 0 error = 0}
>> > 2016-05-13 11:51:17,050 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Failed to become active master
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,057 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Master server abort: loaded coprocessors are: []
>> > 2016-05-13 11:51:17,058 FATAL org.apache.hadoop.hbase.master.HMaster:
>> > Unhandled exception. Starting shutdown.
>> > java.io.IOException: Timedout 300000ms waiting for namespace table to be
>> > assigned
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
>> > at
>> org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:902)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:739)
>> > at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
>> > at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1484)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,058 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: STOPPED: Unhandled
>> > exception. Starting shutdown.
>> > 2016-05-13 11:51:17,058 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: Stopping infoServer
>> > 2016-05-13 11:51:17,059 INFO org.mortbay.log: Stopped
>> > SelectChannelConnector@0.0.0.0:60010
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: Stopped while waiting
>> for
>> > log splits to be completed
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:51:17,124 WARN
>> > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > installed = 1 but only 0 done
>> > 2016-05-13 11:51:17,124 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-61-36.ec2.internal,60020,1463123940830, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-61-36.ec2.internal,60020,1463123940830-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:51:17,126 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,125 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-54-241.ec2.internal,60020,1463123941413, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-54-241.ec2.internal,60020,1463123941413-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:51:17,125 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-50-109.ec2.internal,60020,1463123941361, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-50-109.ec2.internal,60020,1463123941361-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:51:17,124 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: failed log splitting for
>> > ip-172-31-53-252.ec2.internal,60020,1463123940875, will retry
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.resubmit(ServerShutdownHandler.java:346)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:219)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > Caused by: java.io.IOException: error or interrupted while splitting
>> logs
>> > in
>> >
>> >
>> [hdfs://ip-172-31-50-109.ec2.internal:8020/hbase/WALs/ip-172-31-53-252.ec2.internal,60020,1463123940875-splitting]
>> > Task = installed = 1 done = 0 error = 0
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.SplitLogManager.splitLogDistributed(SplitLogManager.java:289)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:391)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:364)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.MasterFileSystem.splitLog(MasterFileSystem.java:286)
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:212)
>> > ... 4 more
>> > 2016-05-13 11:51:17,128 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,127 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,127 ERROR
>> > org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
>> > processing event M_SERVER_SHUTDOWN
>> > java.io.IOException: Server is stopped
>> > at
>> >
>> >
>> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:193)
>> > at
>> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > at
>> >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > at java.lang.Thread.run(Thread.java:745)
>> > 2016-05-13 11:51:17,141 INFO
>> > org.apache.hadoop.hbase.master.balancer.BalancerChore:
>> > ip-172-31-54-241.ec2.internal,60000,1463139946494-BalancerChore exiting
>> > 2016-05-13 11:51:17,141 INFO
>> > org.apache.hadoop.hbase.master.balancer.ClusterStatusChore:
>> > ip-172-31-54-241.ec2.internal,60000,1463139946494-ClusterStatusChore
>> > exiting
>> > 2016-05-13 11:51:17,143 INFO
>> org.apache.hadoop.hbase.master.CatalogJanitor:
>> > CatalogJanitor-ip-172-31-54-241:60000 exiting
>> > 2016-05-13 11:51:17,160 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-54-241.ec2.internal,60000,1463139946494
>> > 2016-05-13 11:51:17,160 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x254a9ee1aab0006
>> > 2016-05-13 11:51:17,162 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x254a9ee1aab0006 closed
>> > 2016-05-13 11:51:17,162 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:51:17,162 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-54-241.ec2.internal,60000,1463139946494; all regions closed.
>> > 2016-05-13 11:51:17,163 INFO
>> > org.apache.hadoop.hbase.master.cleaner.HFileCleaner:
>> > ip-172-31-54-241:60000.archivedHFileCleaner exiting
>> > 2016-05-13 11:51:17,163 INFO
>> > org.apache.hadoop.hbase.master.cleaner.LogCleaner:
>> > ip-172-31-54-241:60000.oldLogCleaner exiting
>> > 2016-05-13 11:51:17,163 INFO
>> > org.apache.hadoop.hbase.replication.master.ReplicationLogCleaner:
>> Stopping
>> > replicationLogCleaner-0x154a9ee1aab0021,
>> >
>> >
>> quorum=ip-172-31-53-252.ec2.internal:2181,ip-172-31-54-241.ec2.internal:2181,ip-172-31-61-36.ec2.internal:2181,
>> > baseZNode=/hbase
>> > 2016-05-13 11:51:17,165 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x154a9ee1aab0021 closed
>> > 2016-05-13 11:51:17,165 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:51:17,166 INFO
>> >
>> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation:
>> > Closing zookeeper sessionid=0x154a9ee1aab0020
>> > 2016-05-13 11:51:17,167 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x154a9ee1aab0020 closed
>> > 2016-05-13 11:51:17,167 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:51:17,167 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager$TimeoutMonitor:
>> >
>> >
>> ip-172-31-54-241.ec2.internal,60000,1463139946494.splitLogManagerTimeoutMonitor
>> > exiting
>> > 2016-05-13 11:51:17,167 INFO
>> >
>> org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager:
>> > stop: server shutting down.
>> > 2016-05-13 11:51:17,167 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > Stopping server on 60000
>> > 2016-05-13 11:51:17,168 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.listener,port=60000: stopping
>> > 2016-05-13 11:51:17,168 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopped
>> > 2016-05-13 11:51:17,168 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > RpcServer.responder: stopping
>> > 2016-05-13 11:51:17,170 INFO
>> > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node
>> > /hbase/rs/ip-172-31-54-241.ec2.internal,60000,1463139946494 already
>> > deleted, retry=false
>> > 2016-05-13 11:51:17,172 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > 0x354a9ee1ab10005 closed
>> > 2016-05-13 11:51:17,172 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > shut down
>> > 2016-05-13 11:51:17,172 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > ip-172-31-54-241.ec2.internal,60000,1463139946494; zookeeper connection
>> > closed.
>> > 2016-05-13 11:51:17,172 INFO
>> > org.apache.hadoop.hbase.regionserver.HRegionServer:
>> > master/ip-172-31-54-241.ec2.internal/172.31.54.241:60000 exiting
>> >
>> >
>> >
>> >
>> > On Fri, May 13, 2016 at 1:17 AM, Gunnar Tapper <tapper.gunnar@gmail.com
>> >
>> > wrote:
>> >
>> > > Hi,
>> > >
>> > > I'm doing some development testing with Apache Trafodion running
>> > > HBase Version 1.0.0-cdh5.4.5.
>> > >
>> > > All of a sudden, HBase has started to crash. First, it could not be
>> > > recovered until I changed hbase_master_distributed_log_splitting to
>> > false.
>> > > At that point, HBase restarted and sat happily idling for 1 hour.
>> Then, I
>> > > started Trafodion letting it sit idling for 1 hour.
>> > >
>> > > I then started a workload and all RegionServers came crashing down.
>> > > Looking at the log files, I suspected ZooKeeper issues so I restarted
>> > > ZooKeeper and then HBase. Now, the HMaster fails with:
>> > >
>> > > 2016-05-13 07:13:52,521 INFO
>> org.apache.hadoop.hbase.master.RegionStates:
>> > > Transition {a33adb83f77095913adb4701b01c09a0 state=PENDING_OPEN,
>> > > ts=1463123333157,
>> > server=ip-172-31-50-109.ec2.internal,60020,1463122925684}
>> > > to {a33adb83f77095913adb4701b01c09a0 state=OPENING, ts=1463123632517,
>> > > server=ip-172-31-50-109.ec2.internal,60020,1463122925684}
>> > > 2016-05-13 07:13:52,527 WARN org.apache.hadoop.hbase.zookeeper.ZKUtil:
>> > > master:60000-0x354a8eaea3e007d,
>> > >
>> >
>> quorum=ip-172-31-53-252.ec2.internal:2181,ip-172-31-54-241.ec2.internal:2181,ip-172-31-61-36.ec2.internal:2181,
>> > > baseZNode=/hbase Unable to list children of znode
>> > > /hbase/region-in-transition
>> > > java.lang.InterruptedException
>> > > at java.lang.Object.wait(Native Method)
>> > > at java.lang.Object.wait(Object.java:503)
>> > > at org.apache.zookeeper.ClientCnxn.submitRequest(ClientCnxn.java:1342)
>> > > at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1466)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getChildren(RecoverableZooKeeper.java:296)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.zookeeper.ZKUtil.listChildrenAndWatchForNewChildren(ZKUtil.java:518)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.master.AssignmentManager$5.run(AssignmentManager.java:1420)
>> > > at
>> > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
>> > > at java.util.concurrent.FutureTask.run(FutureTask.java:262)
>> > > at
>> > >
>> >
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>> > > at
>> > >
>> >
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>> > > at java.lang.Thread.run(Thread.java:745)
>> > > 2016-05-13 07:13:52,527 INFO
>> > >
>> org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager:
>> > > stop: server shutting down.
>> > > 2016-05-13 07:13:52,527 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > > Stopping server on 60000
>> > > 2016-05-13 07:13:52,527 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > > RpcServer.listener,port=60000: stopping
>> > > 2016-05-13 07:13:52,528 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > > RpcServer.responder: stopped
>> > > 2016-05-13 07:13:52,528 INFO org.apache.hadoop.hbase.ipc.RpcServer:
>> > > RpcServer.responder: stopping
>> > > 2016-05-13 07:13:52,532 ERROR org.apache.zookeeper.ClientCnxn: Error
>> > while
>> > > calling watcher
>> > > java.util.concurrent.RejectedExecutionException: Task
>> > > java.util.concurrent.FutureTask@33d4a2bd rejected from
>> > > java.util.concurrent.ThreadPoolExecutor@4d0840e0[Terminated, pool
>> size =
>> > > 0, active threads = 0, queued tasks = 0, completed tasks = 38681]
>> > > at
>> > >
>> >
>> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2048)
>> > > at
>> > >
>> >
>> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:821)
>> > > at
>> > >
>> >
>> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1372)
>> > > at
>> > >
>> >
>> java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:110)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.master.AssignmentManager.zkEventWorkersSubmit(AssignmentManager.java:1285)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.master.AssignmentManager.handleAssignmentEvent(AssignmentManager.java:1479)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.master.AssignmentManager.nodeDataChanged(AssignmentManager.java:1244)
>> > > at
>> > >
>> >
>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:458)
>> > > at
>> > >
>> >
>> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
>> > > at
>> org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
>> > > 2016-05-13 07:13:52,533 INFO
>> > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node
>> > > /hbase/rs/ip-172-31-50-109.ec2.internal,60000,1463122925543 already
>> > > deleted, retry=false
>> > > 2016-05-13 07:13:52,534 INFO org.apache.zookeeper.ZooKeeper: Session:
>> > > 0x354a8eaea3e007d closed
>> > > 2016-05-13 07:13:52,534 INFO
>> > > org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
>> > > ip-172-31-50-109.ec2.internal,60000,1463122925543; zookeeper
>> connection
>> > > closed.
>> > > 2016-05-13 07:13:52,534 INFO
>> > > org.apache.hadoop.hbase.regionserver.HRegionServer:
>> > > master/ip-172-31-50-109.ec2.internal/172.31.50.109:60000 exiting
>> > > 2016-05-13 07:13:52,534 INFO org.apache.zookeeper.ClientCnxn:
>> EventThread
>> > > shut down
>> > >
>> > > Suggestions on how to move forward so that I can recover this system?
>> > >
>> > > --
>> > > Thanks,
>> > >
>> > > Gunnar
>> > > *If you think you can you can, if you think you can't you're right.*
>> > >
>> >
>> >
>> >
>> > --
>> > Thanks,
>> >
>> > Gunnar
>> > *If you think you can you can, if you think you can't you're right.*
>> >
>>
>
>
>
> --
> Thanks,
>
> Gunnar
> *If you think you can you can, if you think you can't you're right.*
>



-- 
Thanks,

Gunnar
*If you think you can you can, if you think you can't you're right.*

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