Check DNS entry and also check if there is any firewall configured. ./zahoor
On 30-Aug-2012, at 8:16 PM, Jilani Shaik <[email protected]> wrote: > I am able to connect to HBase using Java client if the client is on the > same box where Hadoop and HBase are installed. If the client is on other > box either windows or linux, I am getting the error as below > > org.apache.zookeeper.server.NIOServerCnxn: Closed socket connection for > client > > Please suggest me how to identify and fix the issue. > > Thank You, > Jilani > > On Thu, Aug 30, 2012 at 7:00 PM, Jilani Shaik <[email protected]> wrote: > >> Hi, >> >> I have installed and configured Hadoop(hadoop-1.0.3) and >> HBase(hbase-0.94.1) in a single Fedora linux box, where HBase >> as pseudo cluster setup. >> >> I am able to connect the HBase suing shell from console and able to create >> and scan table. But when I tried to contact the same using java application >> I am not able to connect the HBase. >> >> Output of "jps" as follows >> 16872 HRegionServer >> 16603 HQuorumPeer >> 15821 DataNode >> 16047 JobTracker >> 16667 HMaster >> 17984 Jps >> 15680 NameNode >> 15959 SecondaryNameNode >> 16179 TaskTracker >> >> The error log for zoo keeper of HBase is as follows >> >> 2012-08-30 18:44:19,231 INFO >> org.apache.zookeeper.server.NIOServerCnxnFactory: Accepted socket >> connection from /192.265.47.219:58357 >> 2012-08-30 18:44:19,232 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Client attempting to establish new session at /192.265.47.219:58357 >> 2012-08-30 18:44:19,236 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Established session 0x13977a18091000e with negotiated timeout 180000 for >> client /192.265.47.219:58357 >> 2012-08-30 18:45:16,245 INFO >> org.apache.zookeeper.server.PrepRequestProcessor: Processed session >> termination for sessionid: 0x13977a18091000e >> 2012-08-30 18:45:16,252 INFO org.apache.zookeeper.server.NIOServerCnxn: >> Closed socket connection for client /192.265.47.219 :58357 which had >> sessionid 0x13977a18091000e >> 2012-08-30 18:45:16,256 INFO >> org.apache.zookeeper.server.NIOServerCnxnFactory: Accepted socket >> connection from /192.265.47.219:58373 >> 2012-08-30 18:45:16,257 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Client attempting to establish new session at /192.265.47.219:58373 >> 2012-08-30 18:45:16,264 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Established session 0x13977a18091000f with negotiated timeout 180000 for >> client /192.265.47.219:58373 >> 2012-08-30 18:46:21,279 INFO >> org.apache.zookeeper.server.PrepRequestProcessor: Processed session >> termination for sessionid: 0x13977a18091000f >> 2012-08-30 18:46:21,286 INFO org.apache.zookeeper.server.NIOServerCnxn: >> Closed socket connection for client /192.265.47.219:58373 which had >> sessionid 0x13977a18091000f >> 2012-08-30 18:46:21,291 INFO >> org.apache.zookeeper.server.NIOServerCnxnFactory: Accepted socket >> connection from /192.265.47.219:58391 >> 2012-08-30 18:46:21,292 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Client attempting to establish new session at /192.265.47.219:58391 >> 2012-08-30 18:46:21,298 INFO org.apache.zookeeper.server.ZooKeeperServer: >> Established session 0x13977a180910010 with negotiated timeout 180000 for >> client /192.265.47.219:58391 >> 2012-08-30 18:46:53,302 INFO >> org.apache.zookeeper.server.PrepRequestProcessor: Processed session >> termination for sessionid: 0x13977a180910010 >> 2012-08-30 18:46:53,309 INFO org.apache.zookeeper.server.NIOServerCnxn: >> Closed socket connection for client /192.265.47.219:58391 which had >> sessionid 0x13977a180910010 >> >> >> Below is the exception from java program >> >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ZooKeeper close >> INFO: Session: 0x13977a18091000e closed >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ClientCnxn$EventThread run >> INFO: EventThread shut down >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ZooKeeper <init> >> INFO: Initiating client connection, connectString= 192.265.47.222:2181 >> sessionTimeout=180000 watcher=hconnection >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ClientCnxn$SendThread >> startConnect >> INFO: Opening socket connection to server / 192.265.47.222:2181 >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ClientCnxn$SendThread >> primeConnection >> INFO: Socket connection established to 192.265.47.222/192.265.47.222:2181, >> initiating session >> Aug 30, 2012 6:45:13 PM org.apache.zookeeper.ClientCnxn$SendThread >> onConnected >> INFO: Session establishment complete on server >> 192.265.47.222/192.265.47.222:2181, sessionid = 0x13977a18091000f, >> negotiated timeout = 180000 >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ZooKeeper close >> INFO: Session: 0x13977a18091000f closed >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ClientCnxn$EventThread run >> INFO: EventThread shut down >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ZooKeeper <init> >> INFO: Initiating client connection, connectString=192.265.47.222:2181 >> sessionTimeout=180000 watcher=hconnection >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ClientCnxn$SendThread >> startConnect >> INFO: Opening socket connection to server /192.265.47.222:2181 >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ClientCnxn$SendThread >> primeConnection >> INFO: Socket connection established to 192.265.47.222/192.265.47.222:2181, >> initiating session >> Aug 30, 2012 6:46:18 PM org.apache.zookeeper.ClientCnxn$SendThread >> onConnected >> INFO: Session establishment complete on >> server 192.265.47.222/192.265.47.222:2181, sessionid = 0x13977a180910010, >> negotiated timeout = 180000 >> Aug 30, 2012 6:46:50 PM org.apache.zookeeper.ZooKeeper close >> INFO: Session: 0x13977a180910010 closed >> 12/08/30 18:46:50 org.apache.hadoop.hbase.MasterNotRunningException: >> Retried 10 times >> 12/08/30 18:46:50 at >> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:127) >> 12/08/30 18:46:50 at _hbase.demo(_hbase.java:59) >> 12/08/30 18:46:50 at _hbase._jspService(_hbase.java:208) >> 12/08/30 18:46:50 at >> com.orionserver.http.OrionHttpJspPage.service(OrionHttpJspPage.java:56) >> 12/08/30 18:46:50 at >> oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:347) >> 12/08/30 18:46:50 at >> oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:509) >> 12/08/30 18:46:50 at >> oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:413) >> 12/08/30 18:46:50 at >> javax.servlet.http.HttpServlet.service(HttpServlet.java:853) >> 12/08/30 18:46:50 at >> com.evermind.server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:810) >> 12/08/30 18:46:50 at >> com.evermind.server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:322) >> 12/08/30 18:46:50 at >> com.evermind.server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:790) >> 12/08/30 18:46:50 at >> com.evermind.server.http.HttpRequestHandler.run(HttpRequestHandler.java:270) >> 12/08/30 18:46:50 at >> com.evermind.server.http.HttpRequestHandler.run(HttpRequestHandler.java:112) >> 12/08/30 18:46:50 at >> com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:186) >> 12/08/30 18:46:50 at java.lang.Thread.run(Thread.java:662) >> Aug 30, 2012 6:46:50 PM org.apache.zookeeper.ClientCnxn$EventThread run >> INFO: EventThread shut down >> >> >> Please suggest me how to resolve this. >> >> >> Thank You, >> Jilani >> >>
