Hi Jilani, It seems like a firewall issue. You will need to open appropriate ports or disable the firewall on the machine you are running the service.
HTH, Anil On Thu, Aug 30, 2012 at 7:46 AM, Jilani Shaik <jilani2...@gmail.com> 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 <jilani2...@gmail.com> > 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 > > > > > -- Thanks & Regards, Anil Gupta
