[ https://issues.apache.org/jira/browse/HBASE-9292?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Enis Soztutar resolved HBASE-9292. ---------------------------------- Resolution: Cannot Reproduce This seems old enough. Reopen if observed again. > Syncer fails but we won't go down > --------------------------------- > > Key: HBASE-9292 > URL: https://issues.apache.org/jira/browse/HBASE-9292 > Project: HBase > Issue Type: Bug > Components: wal > Affects Versions: 0.95.2 > Environment: hadoop-2.1.0-beta and tip of 0.95 branch > Reporter: stack > Fix For: 0.99.0 > > > Running some simple loading tests i ran into the following running on > hadoop-2.1.0-beta. > {code} > 2013-08-20 16:51:56,310 DEBUG [regionserver60020.logRoller] > regionserver.LogRoller: HLog roll requested > 2013-08-20 16:51:56,314 DEBUG [regionserver60020.logRoller] wal.FSHLog: > cleanupCurrentWriter waiting for transactions to get synced total 655761 > synced till here 655750 > 2013-08-20 16:51:56,360 INFO [regionserver60020.logRoller] wal.FSHLog: > Rolled WAL > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042714402 > with entries=985, filesize=122.5 M; new WAL > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042716311 > 2013-08-20 16:51:56,378 WARN [Thread-4788] hdfs.DFSClient: DataStreamer > Exception > org.apache.hadoop.ipc.RemoteException(java.io.IOException): File > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042716311 > could only be replicated to 0 nodes instead of minReplication (=1). There > are 5 datanode(s) running and no node(s) are excluded in this operation. > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1384) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2458) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:525) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:387) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:59582) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at $Proxy13.addBlock(Unknown Source) > at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:188) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at $Proxy13.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:330) > at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at $Proxy14.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1220) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1073) > ... > {code} > Thereafter the server is up but useless and can't go down because it just > keeps doing this: > {code} > 2013-08-20 16:51:56,380 FATAL [RpcServer.handler=3,port=60020] wal.FSHLog: > Could not sync. Requesting roll of hlog > org.apache.hadoop.ipc.RemoteException(java.io.IOException): File > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042716311 > could only be replicated to 0 nodes instead of minReplication (=1). There > are 5 datanode(s) running and no node(s) are excluded in this operation. > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1384) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2458) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:525) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:387) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:59582) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at $Proxy13.addBlock(Unknown Source) > at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:188) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at $Proxy13.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:330) > at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at $Proxy14.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1220) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1073) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:509) > ... > {code} > It goes on like this for ever. > here is a bit more log: > {code} > 2013-08-21 04:30:07,932 ERROR [regionserver60020.logSyncer] wal.FSHLog: Error > while syncing, requesting close of hlog > org.apache.hadoop.ipc.RemoteException(java.io.IOException): File > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042716482 > could only be replicated to 0 nodes instead of minReplication (=1). There > are 5 datanode(s) running and no node(s) are excluded in this operation. > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1384) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2458) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:525) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:387) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:59582) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at $Proxy13.addBlock(Unknown Source) > at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:188) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at $Proxy13.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:330) > at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at $Proxy14.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1220) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1073) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:509) > > > 2993503,2-9 Bot > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at $Proxy13.addBlock(Unknown Source) > at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:188) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at $Proxy13.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:330) > at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at $Proxy14.addBlock(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1220) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1073) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:509) > 2013-08-21 04:30:07,932 FATAL [regionserver60020.logSyncer] wal.FSHLog: Could > not sync. Requesting roll of hlog > org.apache.hadoop.ipc.RemoteException(java.io.IOException): File > /hbase/WALs/a2434.halxg.cloudera.com,60020,1377031955847/a2434.halxg.cloudera.com%2C60020%2C1377031955847.1377042716482 > could only be replicated to 0 nodes instead of minReplication (=1). There > are 5 datanode(s) running and no node(s) are excluded in this operation. > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1384) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2458) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:525) > {code} > We broke something in here (hadoop-2.0.1-beta going bad of a sudden is > interesting tooo) -- This message was sent by Atlassian JIRA (v6.3.4#6332)