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From Naveen Goswami <goswami.nav...@gmail.com>
Subject Exception in starting the hbase server
Date Thu, 09 Sep 2010 17:03:47 GMT
Hi
I am not able to start the hbase server successfully. I have followed all
the steps given on the link to install and configure Java (1.6_10), SSH,
hbase(0.20.6) andcygwin
when i am trying to start the error i am getting on cygwin shell

nannu@nannu-PC ~
$ cd /usr/local/hbase-0.20.6/
nannu@nannu-PC /usr/local/hbase-0.20.6
$ ./bin/start-hbase.sh
: hostname nor servname provided, or not known
starting master, logging to
/usr/local/hbase-0.20.6/bin/../logs/hbase-nannu-PC-m
aster-nannu-PC.out
nannu@localhost's password:
localhost: starting regionserver, logging to
/usr/local/hbase-0.20.6/bin/../logs
/hbase-nannu-PC-regionserver-nannu-PC.out
nannu@nannu-PC /usr/local/hbase-0.20.6
$ ./bin/hbase shell
HBase Shell; enter 'help<RETURN>' for list of supported commands.
Version: 0.20.6, r965666, Mon Jul 19 15:48:07 PDT 2010
hbase(main):001:0> list
NativeException: org.apache.hadoop.hbase.MasterNotRunningException: null
hbase(main):002:0>


and in the the log file the error shown is

Wed Sep  8 22:32:40 IST 2010 Starting master on nannu-PC
ulimit -n 256
2010-09-08 22:32:42,072 INFO org.apache.hadoop.hbase.master.HMaster:
vmName=Java HotSpot(TM) 64-Bit Server VM, vmVendor=Sun Microsystems Inc.,
vmVersion=11.0-b15
2010-09-08 22:32:42,073 INFO org.apache.hadoop.hbase.master.HMaster:
vmInputArguments=[-Xmx1000m, -XX:+HeapDumpOnOutOfMemoryError,
-XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode,
-XX:+HeapDumpOnOutOfMemoryError, -XX:+UseConcMarkSweepGC,
-XX:+CMSIncrementalMode, -XX:+HeapDumpOnOutOfMemoryError,
-XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode,
-Dhbase.log.dir=C:\cygwin\usr\local\HBASE-~1.6\logs,
-Dhbase.log.file=hbase-nannu-PC-master-nannu-PC.log,
-Dhbase.home.dir=C:\cygwin\usr\local\HBASE-~1.6\, -Dhbase.id.str=nannu-PC,
-Dhbase.root.logger=INFO,DRFA,
-Djava.library.path=/usr/local/HBASE-~1.6/lib/native/Windows_Vista-amd64-64]
2010-09-08 22:32:42,230 INFO org.apache.hadoop.hbase.master.HMaster: My
address is nannu-PC:60000
2010-09-08 22:32:42,661 INFO org.apache.hadoop.hbase.ipc.HBaseRpcMetrics:
Initializing RPC Metrics with hostName=HMaster, port=60000
2010-09-08 22:32:42,873 INFO org.apache.zookeeper.ZooKeeper: Client
environment:zookeeper.version=3.2.2-888565, built on 12/08/2009 21:51 GMT
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:host.name=nannu-PC
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.version=1.6.0_10
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.vendor=Sun Microsystems Inc.
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.home=C:\Program Files\Java\jre6
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.class.path=C:\cygwin\usr\local\hbase-0.20.6\conf;C:\Program
Files\Java\jre6\lib\tools.jar;C:\cygwin\usr\local\hbase-0.20.6\;C:\cygwin\usr\local\hbase-0.20.6\hbase-0.20.6-test.jar;C:\cygwin\usr\local\hbase-0.20.6\hbase-0.20.6.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-cli-2.0-SNAPSHOT.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-el-from-jetty-5.1.4.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-httpclient-3.0.1.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-logging-1.0.4.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-logging-api-1.0.4.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\commons-math-1.1.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\hadoop-0.20.2-core.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\hadoop-0.20.2-test.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jasper-compiler-5.5.12.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jasper-runtime-5.5.12.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jetty-6.1.14.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jetty-util-6.1.14.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jruby-complete-1.2.0.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\junit-4.8.1.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\libthrift-r771587.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\log4j-1.2.15.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\lucene-core-2.2.0.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\servlet-api-2.5-6.1.14.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\xmlenc-0.52.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\zookeeper-3.2.2.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jsp-2.1\jsp-2.1.jar;C:\cygwin\usr\local\hbase-0.20.6\lib\jsp-2.1\jsp-api-2.1.jar
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.library.path=/usr/local/HBASE-~1.6/lib/native/Windows_Vista-amd64-64
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.io.tmpdir=C:\Users\nannu\
2010-09-08 22:32:42,874 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.compiler=<NA>
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.name=Windows Vista
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.arch=amd64
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.version=6.0
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.name=nannu
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.home=C:\Users\nannu
2010-09-08 22:32:42,875 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.dir=C:\cygwin\usr\local\hbase-0.20.6
2010-09-08 22:32:42,877 INFO org.apache.zookeeper.ZooKeeper: Initiating
client connection, connectString=127.0.0.1:2181 sessionTimeout=60000
watcher=Thread[Thread-0,5,main]
2010-09-08 22:32:42,879 INFO org.apache.zookeeper.ClientCnxn:
zookeeper.disableAutoWatchReset is false
2010-09-08 22:32:42,914 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:42,924 INFO org.apache.hadoop.hbase.master.RegionManager:
-ROOT- region unset (but not set to be reassigned)
2010-09-08 22:32:42,926 INFO org.apache.hadoop.hbase.master.RegionManager:
ROOT inserted into regionsInTransition
2010-09-08 22:32:43,916 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@4f4db0e3
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:43,918 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:43,918 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:44,034 DEBUG
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to read:
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase/master
2010-09-08 22:32:45,539 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:46,535 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@33589e56
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:46,535 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:46,536 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:46,636 WARN
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to create /hbase
-- check quorum servers, currently=127.0.0.1:2181
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:780)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:808)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:405)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:432)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.writeMasterAddress(ZooKeeperWrapper.java:520)
 at
org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:263)
 at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:245)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
 at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1229)
 at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1274)
2010-09-08 22:32:47,721 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:48,716 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@2cf18e8e
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:48,716 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:48,717 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:48,817 DEBUG
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to read:
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase/master
2010-09-08 22:32:50,089 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:51,086 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@18b1aebf
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:51,086 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:51,087 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:51,187 WARN
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to create /hbase
-- check quorum servers, currently=127.0.0.1:2181
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:780)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:808)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:405)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:432)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.writeMasterAddress(ZooKeeperWrapper.java:520)
 at
org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:263)
 at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:245)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
 at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1229)
 at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1274)
2010-09-08 22:32:52,349 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:53,346 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@39478a43
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:53,347 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:53,347 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:53,447 DEBUG
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to read:
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase/master
2010-09-08 22:32:55,068 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:56,066 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@7c65216
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:56,066 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:56,066 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:56,179 WARN
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to create /hbase
-- check quorum servers, currently=127.0.0.1:2181
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
 at org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:780)
 at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:808)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:405)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:432)
 at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.writeMasterAddress(ZooKeeperWrapper.java:520)
 at
org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:263)
 at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:245)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
 at
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
 at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1229)
 at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1274)
2010-09-08 22:32:58,065 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:32:59,056 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@3fb6101e
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:32:59,057 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownInput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownInput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:59,057 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown output
java.nio.channels.ClosedChannelException
 at sun.nio.ch.SocketChannelImpl.shutdownOutput(Unknown Source)
 at sun.nio.ch.SocketAdaptor.shutdownOutput(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
2010-09-08 22:32:59,157 DEBUG
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to read:
org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for /hbase/master
2010-09-08 22:33:00,479 INFO org.apache.zookeeper.ClientCnxn: Attempting
connection to server /127.0.0.1:2181
2010-09-08 22:33:01,476 WARN org.apache.zookeeper.ClientCnxn: Exception
closing session 0x0 to sun.nio.ch.SelectionKeyImpl@49dc423f
java.net.ConnectException: Connection refused: no further information
 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
 at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source)
 at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
2010-09-08 22:33:01,477 WARN org.apache.zookeeper.ClientCnxn: Ignoring
exception during shutdown input


Please help me out because i am stuck with this problem for the last 4 days.
Thanks in Advance.

-- 
Regards,
Naveen

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