bq. Operation category READ is not supported in state standby Can you confirm whether active namenode is running on hb1m ?
Cheers On Sun, May 3, 2015 at 8:00 AM, Akmal Abbasov <[email protected]> wrote: > Hi Ted, > I am using hadoop-2.5.1 and hbase-0.98.7-hadoop2. > The command for snapshot export is: > hbase org.apache.hadoop.hbase.snapshot.ExportSnapshot -snapshot snappy > -copy-to hdfs://hb1m/hbase -overwrite > Thank you > > Regards, > Akmal Abbasov > > > On 03 May 2015, at 16:57, Ted Yu <[email protected]> wrote: > > > > Can you give us a bit more information ? > > Such as: > > release of hbase you're using > > release of hadoop you're using > > the command line for snapshot export > > > > Thanks > > > > On Sun, May 3, 2015 at 7:53 AM, Akmal Abbasov <[email protected]> > > wrote: > > > >> Hi, > >> I using exportSnapshot tool, and observed a strange behaviour. I have > >> HBase HA configured in my destination cluster. I have hbm1 and hbm2 > which > >> are HBase masters. > >> Currently hbm2 is active, and hbm1 is in standby mode. I am assuming > that > >> when I am using exportSnapshot tool I need to specify the address of the > >> server where my active Hbase master is running. > >> But, when I do this, I am getting > >> Exception in thread "main" > >> > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.StandbyException): > >> Operation category READ 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$NameNodeHAContext.checkOperation(NameNode.java:1688) > >> at > >> > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkOperation(FSNamesystem.java:1258) > >> at > >> > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getFileInfo(FSNamesystem.java:3684) > >> at > >> > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getFileInfo(NameNodeRpcServer.java:803) > >> at > >> > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getFileInfo(ClientNamenodeProtocolServerSideTranslatorPB.java:779) > >> at > >> > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java) > >> at > >> > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > >> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > >> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013) > >> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009) > >> at java.security.AccessController.doPrivileged(Native Method) > >> at javax.security.auth.Subject.doAs(Subject.java:415) > >> at > >> > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1614) > >> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007) > >> > >> at org.apache.hadoop.ipc.Client.call(Client.java:1411) > >> at org.apache.hadoop.ipc.Client.call(Client.java:1364) > >> at > >> > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > >> at com.sun.proxy.$Proxy16.getFileInfo(Unknown Source) > >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > >> at > >> > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > >> at > >> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > >> at java.lang.reflect.Method.invoke(Method.java:606) > >> at > >> > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187) > >> at > >> > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > >> at com.sun.proxy.$Proxy16.getFileInfo(Unknown Source) > >> at > >> > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:707) > >> at > >> org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1785) > >> at > >> > org.apache.hadoop.hdfs.DistributedFileSystem$17.doCall(DistributedFileSystem.java:1068) > >> at > >> > org.apache.hadoop.hdfs.DistributedFileSystem$17.doCall(DistributedFileSystem.java:1064) > >> at > >> > org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81) > >> at > >> > org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1064) > >> at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1398) > >> at > >> > org.apache.hadoop.hbase.snapshot.ExportSnapshot.run(ExportSnapshot.java:870) > >> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) > >> at > >> > org.apache.hadoop.hbase.snapshot.ExportSnapshot.innerMain(ExportSnapshot.java:991) > >> at > >> > org.apache.hadoop.hbase.snapshot.ExportSnapshot.main(ExportSnapshot.java:995) > >> > >> But, when I try with the standby hbase master, everything is working. > >> Is it the correct way of working? > >> Thank you. > >> > >> Regards, > >> Akmal Abbasov > >
