Thanks for the reply. Will try other versions as well!! regards, V.Sriram
Ramkrishna S Vasudevan wrote: > > Hi > > If i remember correctly this issue was fixed in later versions of 0.90.0. > Could you try this in other versions and see if this problem > persists..ideally it should not. > > > Regards > Ram > > > > ----- Original Message ----- > From: "V.Sriram" <[email protected]> > Date: Tuesday, November 1, 2011 3:01 pm > Subject: RE: Hbase Multiple Master issue > To: [email protected] > >> >> I am using 0.90.0 version >> >> regards, >> V.Sriram >> >> >> Ramkrishna S Vasudevan wrote: >> > >> > Hi >> > >> > What version of HBase are you using? >> > >> > Regards >> > Ram >> > >> > >> > >> > -----Original Message----- >> > From: V.Sriram [mailto:[email protected]] >> > Sent: Tuesday, November 01, 2011 12:58 PM >> > To: [email protected] >> > Subject: Hbase Multiple Master issue >> > >> > >> > Hi all, >> > >> > I am evaluating HBase Multiple master utility as I require that >> > funtionality. I used a simple 4 machine hbase cluster with M1 as >> master.> Now >> > I started the Hmaster in M4 as well. I could see logs in M4 >> Master log as, >> > This HMaster is waiting as already M1 is acting as HMaster. >> > >> > After this I stopped the Master in the M1 and after few seconds, >> the M4 >> > master took over. But I am not seeing any region server >> communicating to >> > this new master. The region server logs show, >> > >> > 2011-10-31 23:21:18,834 WARN >> > org.apache.hadoop.hbase.regionserver.HRegionServer: Unable to >> connect to >> > master. Retrying. Error was: >> > java.net.ConnectException: Connection refused >> > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >> > at >> > >> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)> >> >> at >> > >> org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:2> >> 06) >> > at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404) >> > at >> > >> org.apache.hadoop.hbase.ipc.HBaseClient$Connection.setupIOstreams(HBaseClien> >> t.java:311) >> > at >> > >> org.apache.hadoop.hbase.ipc.HBaseClient.getConnection(HBaseClient.java:865)> >> >> at >> > org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:732) >> > at >> > >> org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(HBaseRPC.java:257)> >> >> at $Proxy3.getProtocolVersion(Unknown Source) >> > at >> > org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:419) >> > at >> > org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:393) >> > at >> > org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:444) >> > at >> > org.apache.hadoop.hbase.ipc.HBaseRPC.waitForProxy(HBaseRPC.java:349) >> > at >> > >> org.apache.hadoop.hbase.regionserver.HRegionServer.getMaster(HRegionServer.j> >> ava:1443) >> > at >> > >> org.apache.hadoop.hbase.regionserver.HRegionServer.tryRegionServerReport(HRe> >> gionServer.java:737) >> > at >> > >> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:58> >> 6) >> > at java.lang.Thread.run(Thread.java:619) >> > >> > Also in the M4 Master log I am seeing, >> > >> > 2011-10-31 23:20:47,671 INFO org.apache.hadoop.http.HttpServer: >> > listener.getLocalPort() returned 60010 >> > webServer.getConnectors()[0].getLocalPort() returned 60010 >> > 2011-10-31 23:20:47,671 INFO org.apache.hadoop.http.HttpServer: >> Jetty> bound >> > to port 60010 >> > 2011-10-31 23:20:47,671 INFO org.mortbay.log: jetty-6.1.26 >> > 2011-10-31 23:20:48,691 INFO org.mortbay.log: Started >> > [email protected]:60010 >> > 2011-10-31 23:20:48,691 DEBUG >> org.apache.hadoop.hbase.master.HMaster:> Started service threads >> > 2011-10-31 23:20:50,192 INFO >> org.apache.hadoop.hbase.master.ServerManager:> Waiting on >> regionserver(s) to checkin >> > 2011-10-31 23:20:51,695 INFO >> org.apache.hadoop.hbase.master.ServerManager:> Waiting on >> regionserver(s) to checkin >> > 2011-10-31 23:20:53,197 INFO >> org.apache.hadoop.hbase.master.ServerManager:> Waiting on >> regionserver(s) to checkin >> > >> > Seems the region servers are only communicating to the M1 Hmaster >> and not >> > to >> > the new one!! >> > >> > Any help regarding this is highly appreciated :handshake: >> > -- >> > View this message in context: >> > http://old.nabble.com/Hbase-Multiple-Master-issue- >> tp32757197p32757197.html> Sent from the HBase User mailing list >> archive at Nabble.com. >> > >> > >> > >> >> -- >> View this message in context: http://old.nabble.com/Hbase-Multiple- >> Master-issue-tp32757197p32757528.html >> Sent from the HBase User mailing list archive at Nabble.com. >> >> > > -- View this message in context: http://old.nabble.com/Hbase-Multiple-Master-issue-tp32757197p32758542.html Sent from the HBase User mailing list archive at Nabble.com.
