but i have not set autofailover,the ZKFC is really need for manual failover switch?
On Fri, Jul 26, 2013 at 3:22 PM, Bing Jiang <jiangbinglo...@gmail.com>wrote: > Please check whether the process of DFSZKFailoverController is open or > not, and each namenode should be attached with a DFSZKFailoverController. > > > 2013/7/26 ch huang <justlo...@gmail.com> > >> i have no idea,why? >> >> 2013-07-26 22:55:30,772 INFO org.apache.hadoop.http.HttpServer: Jetty >> bound to port 50070 >> 2013-07-26 22:55:30,772 INFO org.mortbay.log: jetty-6.1.26.cloudera.2 >> 2013-07-26 22:55:31,001 WARN >> org.apache.hadoop.security.authentication.server.AuthenticationFilter: >> 'signature.secret' configuration not set, using a random value as secret >> 2013-07-26 22:55:31,054 INFO org.mortbay.log: Started >> SelectChannelConnector@node1:50070 >> 2013-07-26 22:55:31,054 INFO >> org.apache.hadoop.hdfs.server.namenode.NameNode: Web-server up at: >> node1:50070 >> 2013-07-26 22:55:31,057 INFO org.apache.hadoop.ipc.Server: IPC Server >> Responder: starting >> 2013-07-26 22:55:31,058 INFO org.apache.hadoop.ipc.Server: IPC Server >> listener on 8020: starting >> 2013-07-26 22:55:31,072 INFO >> org.apache.hadoop.hdfs.server.namenode.NameNode: NameNode up at: node1/ >> 192.168.142.129:8020 >> 2013-07-26 22:55:31,072 INFO >> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Starting services >> required for standby state >> 2013-07-26 22:55:31,074 INFO >> org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer: Will roll logs on >> active node at node2/192.168.142.130:8020 every 120 seconds. >> 2013-07-26 22:55:31,084 INFO >> org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer: Starting >> standby checkpoint thread... >> Checkpointing active NN at node2:50070 >> Serving checkpoints at node1/192.168.142.129:50070 >> 2013-07-26 22:57:31,112 INFO >> org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer: Triggering log >> roll on remote NameNode node2/192.168.142.130:8020 >> 2013-07-26 22:57:31,329 WARN >> org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer: Unable to trigger >> a roll of the active NN >> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.StandbyException): >> Operation category JOURNAL is not supported in state standby >> at >> org.apache.hadoop.hdfs.server.namenode.ha.StandbyState.checkOperation(StandbyState.java:87) >> at >> org.apache.hadoop.hdfs.server.namenode.NameNode$NameNodeHAContext.checkOperation(NameNode.java:1401) >> at >> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkOperation(FSNamesystem.java:871) >> at >> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.rollEditLog(FSNamesystem.java:4577) >> at >> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rollEditLog(NameNodeRpcServer.java:756) >> at >> org.apache.hadoop.hdfs.protocolPB.NamenodeProtocolServerSideTranslatorPB.rollEditLog(NamenodeProtocolServerSideTranslatorPB.java:129) >> at >> org.apache.hadoop.hdfs.protocol.proto.NamenodeProtocolProtos$NamenodeProtocolService$2.callBlockingMethod(NamenodeProtocolProtos.java:8762) >> at >> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453) >> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002) >> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701) >> > > > > -- > Bing Jiang > Tel：(86)134-2619-1361 > weibo: http://weibo.com/jiangbinglover > BLOG: www.binospace.com > BLOG: http://blog.sina.com.cn/jiangbinglover > Focus on distributed computing, HDFS/HBase >
