Well did you search what that exception means? From that forum post, http://su.pr/9Eqsre, it seems that your localhost would be set to a weird value. Please confirm that your OS network configuration is valid.
Also which OS are you using? Thx, J-D On Wed, Aug 5, 2009 at 11:12 PM, lei wang<[email protected]> wrote: > can anyone help me? sometime it report such error, but sometime the program > goes well. > Is hbase0.20 still not stable enough? > ============================================================================================ > > 2009-08-06 11:09:04 > [org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper]-[ERROR] Failed to > create ZooKeeper object: java.io.IOException: Unable to establish loopback > connection > org.apache.hadoop.hbase.MasterNotRunningException: java.io.IOException: > java.io.IOException: Unable to establish loopback connection > at > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:245) > at org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72) > at > casia.isiteam.pgroup.lei.util.HbaseClientConnection.getHTableConnection(HbaseClientConnection.java:67) > at > casia.isiteam.pgroup.lei.dataoperater.DataInput.recordListInsert(DataInput.java:143) > at > casia.isiteam.pgroup.lei.dataoperater.DataInput.main(DataInput.java:63) > Caused by: java.io.IOException: java.io.IOException: Unable to establish > loopback connection > at > org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.<init>(ZooKeeperWrapper.java:90) > at > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getZooKeeperWrapper(HConnectionManager.java:820) > at > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:243) > ... 4 more > Caused by: java.io.IOException: Unable to establish loopback connection > at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source) > at java.security.AccessController.doPrivileged(Native Method) > at sun.nio.ch.PipeImpl.<init>(Unknown Source) > at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source) > at java.nio.channels.Pipe.open(Unknown Source) > at sun.nio.ch.WindowsSelectorImpl.<init>(Unknown Source) > at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source) > at java.nio.channels.Selector.open(Unknown Source) > at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:140) > at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:261) > at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:346) > at > org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.<init>(ZooKeeperWrapper.java:87) > ... 6 more > Caused by: java.net.SocketException: Invalid argument: listen > at sun.nio.ch.ServerSocketChannelImpl.listen(Native Method) > at sun.nio.ch.ServerSocketChannelImpl.bind(Unknown Source) > at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source) > at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source) > ... 18 more >
