Hi Ted, Yes, I can confirm that hb1m is active I tested it using ./hbase-jruby get-active-master.rb which is in HBASE_DIR/bin/ And also I can see that hb1m is an active one from my dashboard. Thank you.
Regards, Akmal Abbasov > On 03 May 2015, at 17:17, Ted Yu <[email protected]> wrote: > > 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 >> >>
