Hello guys.. I am not able to run my hbase 0.90.3 cluster on top of hadop 0.20.2 cluster.... I dnt know why its happening..onlye 1 time its running .. after that its not..
HBASE WEB URL is showing the following exception Why its happening... Please help..!! Thanks, Praveenesh HTTP ERROR 500 Problem accessing /master.jsp. Reason: Trying to contact region server ub1:60020 for region .META.,,1, row '', but failed after 10 attempts. Exceptions: org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) Caused by: org.apache.hadoop.hbase.client.RetriesExhaustedException: Trying to contact region server ub1:60020 for region .META.,,1, row '', but failed after 10 attempts. Exceptions: org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region is not online: .META.,,1 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:2318) at org.apache.hadoop.hbase.regionserver.HRegionServer.openScanner(HRegionServer.java:1771) 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:616) at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getRegionServerWithRetries(HConnectionManager.java:1012) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:172) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:95) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:73) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:57) at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.listTables(HConnectionManager.java:441) at org.apache.hadoop.hbase.client.HBaseAdmin.listTables(HBaseAdmin.java:187) at org.apache.hadoop.hbase.generated.master.master_jsp._jspService(master_jsp.java:161) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)