Is there a way to close all the existing connections in hadoop? Please let me know.
newbie24 wrote: > > Hi, > > I'm new to hadoop. > > I'm trying to connect to hbase and accessing these records but I get this > issue.. > > > 2012-03-06 16:56:03,923 WARN org.apache.zookeeper.ClientCnxn: Session 0x0 > for server null, unexpected error, closing socket connection and > attempting reconnect > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > 2012-03-06 16:56:05,782 INFO org.apache.zookeeper.ClientCnxn: Opening > socket connection to server localhost/127.0.0.1:2181 > 2012-03-06 16:56:05,783 WARN org.apache.zookeeper.ClientCnxn: Session 0x0 > for server null, unexpected error, closing socket connection and > attempting reconnect > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > 2012-03-06 16:56:07,569 INFO org.apache.zookeeper.ClientCnxn: Opening > socket connection to server localhost/127.0.0.1:2181 > 2012-03-06 16:56:07,570 WARN org.apache.zookeeper.ClientCnxn: Session 0x0 > for server null, unexpected error, closing socket connection and > attempting reconnect > java.net.ConnectException: Connection refused > > ********************** > > When I access base and try to list the entries this is what I see.. > > > ERROR: org.apache.hadoop.hbase.ZooKeeperConnectionException: HBase is able > to connect to ZooKeeper but the connection closes immediately. This could > be a sign that the server has too many connections (30 is the default). > Consider inspecting your ZK server logs for that error and then make sure > you are reusing HBaseConfiguration as often as you can. See HTable's > javadoc for more information. > > > Can someone please help me... > > Thanks > -- View this message in context: http://old.nabble.com/help-to-fix-this-issue-tp33457865p33458306.html Sent from the Hadoop core-user mailing list archive at Nabble.com.