I had a similar problem some time ago. The problem seems to be in the ipv6 configuration. I solved it disabling ipv6 on my host editing /etc/hosts.
2012/1/5 yonghu <[email protected]> > Hallo, > > I tried the pseudo distribution mode of HBase. The Hadoop version is > 0.20.2. I configured the hbase-site.xml as > > <configuration> > <property> > <name>hbase.rootdir</name> > <value>hdfs://localhost:9000/hbase</value> > </property> > <property> > <name>dfs.replication</name> > <value>1</value> > </property> > </configuration> > > as same as in core-site.xml and hdfs-site.xml files of Hadoop, separately. > > I can successfully start HBase. But when I tried to create a table, I > got following error information: > 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. > > And I checked my ZK log and found: > > 2012-01-05 15:59:02,909 INFO org.apache.zookeeper.ClientCnxn: Opening > socket connection to server localhost/0:0:0:0:0:0:0:1:2181 > 2012-01-05 15:59:02,909 WARN org.apache.zookeeper.ClientCnxn: Session > 0x134ae4d4a6d0001 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) > > This error information appeared repeatly. Can anyone tell how to solve > this problem? > > Thanks! > > Yong > -- *Leonardo Gamas* Software Engineer +557134943514 +557581347440 [email protected] www.jusbrasil.com.br
