Hi Jonathan, Thanks for your reply. Fortunaltely, i fixed the problem by removing 127.0.0.1 from etc/hosts file and added the conf directory in Hadoop_Classpath.
Thanks, Anil Gupta On Thu, Mar 8, 2012 at 12:18 AM, Jonathan Hsieh <[email protected]> wrote: > Hi Anil, > > Looks like the zookeeper information isn't in your classpath when using the > hadoop command line. You may want to either add /etc/zookeeper/conf to you > class path (possibly by prefacing the import command with > HADOOP_CLASSPATH=/etc/zookeeper/conf), or add xml style zookeeper config > settings to your hbase-site.xml file. > > http://hbase.apache.org/book.html#zookeeper > > Jon. > > On Fri, Mar 2, 2012 at 9:48 AM, anil gupta <[email protected]> wrote: > > > Hi All, > > > > I am using cdh3u2(hbase version:0.90.4-cdh3u2). > > > > I am able to perform CRUD operation in Hbase through its shell and On the > > web console also it doesn't reports any problem. I also imported data > into > > HBase with help of Sqoop and it works fine without any problem. > > > > In my cluster i have 3 nodes running tasktracker, datanode, > > hbase-regionserver; 1 node running namenode, hbase-master; 1 node running > > jobtracker, zookeeper-server. > > I have only 1 zookeeper server in my quorum. Following is the > configuration > > of my zoo.cfg file: > > tickTime=2000 > > dataDir=/var/zookeeper > > clientPort=2181 > > server.0=zookeeper-hostname:2888:3888 > > > > The above file is present across the cluster in /etc/zookeeper/ folder. > > > > My hbase-site.xml has the following property for zookeeper: > > <property> > > <name>hbase.zookeeper.quorum</name> > > <value>ihub-jobtracker1</value> > > </property> > > > > > > PROBLEM: When i run the bulk load it tries to connect to zookeeper server > > at 127.0.0.1:2181. This is incorrect. It should connect to > > "zookeeper-hostname:2181". Please provide me pointers in resolving this > > problem. Appreciate your help. > > > > > > Here is the command i run for bulk_loading: > > sudo -u hdfs hadoop jar /usr/lib/hbase/hbase-0.90.4-cdh3u2.jar importtsv > > > > > -Dimporttsv.columns=HBASE_ROW_KEY,info:APPDATE,info:CANCELREASON,info:CURRENTSTATUS > > account_data1 /user/hdfs/account_data1 '-Dimporttsv.separator=,' > > > > Here is the console log after running the above command: > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:zookeeper.version=3.3.3-cdh3u2--1, built on 10/14/2011 05:17 > > GMT > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client environment:host.name > > =ihub-namenode1 > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:java.version=1.6.0_20 > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:java.vendor=Sun Microsystems Inc. > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:java.home=/usr/java/jdk1.6.0_20/jre > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > > > > environment:java.class.path=/usr/lib/hadoop-0.20/conf:/usr/java/jdk1.6.0_20/jre//lib/tools.jar:/usr/lib/hadoop-0.20:/usr/lib/hadoop-0.20/hadoop-core-0.20.2-cdh3u2.jar:/usr/lib/hadoop-0.20/lib/ant-contrib-1.0b3.jar:/usr/lib/hadoop-0.20/lib/aspectjrt-1.6.5.jar:/usr/lib/hadoop-0.20/lib/aspectjtools-1.6.5.jar:/usr/lib/hadoop-0.20/lib/commons-cli-1.2.jar:/usr/lib/hadoop-0.20/lib/commons-codec-1.4.jar:/usr/lib/hadoop-0.20/lib/commons-daemon-1.0.1.jar:/usr/lib/hadoop-0.20/lib/commons-el-1.0.jar:/usr/lib/hadoop-0.20/lib/commons-httpclient-3.1.jar:/usr/lib/hadoop-0.20/lib/commons-logging-1.0.4.jar:/usr/lib/hadoop-0.20/lib/commons-logging-api-1.0.4.jar:/usr/lib/hadoop-0.20/lib/commons-net-1.4.1.jar:/usr/lib/hadoop-0.20/lib/core-3.1.1.jar:/usr/lib/hadoop-0.20/lib/guava-r06.jar:/usr/lib/hadoop-0.20/lib/hadoop-fairscheduler-0.20.2-cdh3u2.jar:/usr/lib/hadoop-0.20/lib/hsqldb-1.8.0.10.jar:/usr/lib/hadoop-0.20/lib/jackson-core-asl-1.5.2.jar:/usr/lib/hadoop-0.20/lib/jackson-mapper-asl-1.5.2.jar:/usr/lib/hadoop-0.20/lib/jasper-compiler-5.5.12.jar:/usr/lib/hadoop-0.20/lib/jasper-runtime-5.5.12.jar:/usr/lib/hadoop-0.20/lib/jets3t-0.6.1.jar:/usr/lib/hadoop-0.20/lib/jetty-6.1.26.cloudera.1.jar:/usr/lib/hadoop-0.20/lib/jetty-servlet-tester-6.1.26.cloudera.1.jar:/usr/lib/hadoop-0.20/lib/jetty-util-6.1.26.cloudera.1.jar:/usr/lib/hadoop-0.20/lib/jsch-0.1.42.jar:/usr/lib/hadoop-0.20/lib/junit-4.5.jar:/usr/lib/hadoop-0.20/lib/kfs-0.2.2.jar:/usr/lib/hadoop-0.20/lib/log4j-1.2.15.jar:/usr/lib/hadoop-0.20/lib/mockito-all-1.8.2.jar:/usr/lib/hadoop-0.20/lib/oro-2.0.8.jar:/usr/lib/hadoop-0.20/lib/servlet-api-2.5-20081211.jar:/usr/lib/hadoop-0.20/lib/servlet-api-2.5-6.1.14.jar:/usr/lib/hadoop-0.20/lib/slf4j-api-1.4.3.jar:/usr/lib/hadoop-0.20/lib/slf4j-log4j12-1.4.3.jar:/usr/lib/hadoop-0.20/lib/xmlenc-0.52.jar:/usr/lib/hadoop-0.20/lib/zookeeper.jar:/usr/lib/hadoop-0.20/lib/jsp-2.1/jsp-2.1.jar:/usr/lib/hadoop-0.20/lib/jsp-2.1/jsp-api-2.1.jar:/usr/lib/hadoop/lib:/usr/lib/hbase/lib:/usr/lib/sqoop/lib > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > > > > environment:java.library.path=/usr/java/jdk1.6.0_20/jre/lib/amd64/server:/usr/java/jdk1.6.0_20/jre/lib/amd64:/usr/java/jdk1.6.0_20/jre/../lib/amd64:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:java.io.tmpdir=/tmp > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:java.compiler=<NA> > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client environment:os.name > > =Linux > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:os.arch=amd64 > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:os.version=2.6.32-71.el6.x86_64 > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client environment:user.name > > =hdfs > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:user.home=/usr/lib/hadoop-0.20 > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Client > > environment:user.dir=/etc/hbase/conf > > 12/03/02 09:40:27 INFO zookeeper.ZooKeeper: Initiating client connection, > > connectString=localhost:2181 sessionTimeout=180000 watcher=hconnection > > 12/03/02 09:40:27 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:27 WARN 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:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:28 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:28 WARN zookeeper.ClientCnxn: Session 0x0 for server null, > > unexpected error, closing socket connection and attempting reconnect > > java.net.ConnectException: Connection refused > > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > > at > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:30 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:30 WARN 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:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:32 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:32 WARN zookeeper.ClientCnxn: Session 0x0 for server null, > > unexpected error, closing socket connection and attempting reconnect > > java.net.ConnectException: Connection refused > > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > > at > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:33 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:33 WARN 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:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:35 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:35 WARN zookeeper.ClientCnxn: Session 0x0 for server null, > > unexpected error, closing socket connection and attempting reconnect > > java.net.ConnectException: Connection refused > > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > > at > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:36 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:36 WARN 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:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:38 INFO zookeeper.ClientCnxn: Opening socket connection to > > server localhost/127.0.0.1:2181 > > 12/03/02 09:40:38 WARN zookeeper.ClientCnxn: Session 0x0 for server null, > > unexpected error, closing socket connection and attempting reconnect > > java.net.ConnectException: Connection refused > > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > > at > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > > at > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1119) > > 12/03/02 09:40:39 INFO zookeeper.ZooKeeper: Session: 0x0 closed > > 12/03/02 09:40:39 ERROR mapreduce.TableOutputFormat: > > 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. > > 12/03/02 09:40:39 INFO zookeeper.ClientCnxn: EventThread shut down > > 12/03/02 09:40:39 INFO input.FileInputFormat: Total input paths to > process > > : 1 > > 12/03/02 09:40:39 WARN util.NativeCodeLoader: Unable to load > native-hadoop > > library for your platform... using builtin-java classes where applicable > > 12/03/02 09:40:39 WARN snappy.LoadSnappy: Snappy native library not > loaded > > > > > > -- > > Thanks & Regards, > > Anil Gupta > > > > > > -- > // Jonathan Hsieh (shay) > // Software Engineer, Cloudera > // [email protected] > -- Thanks & Regards, Anil Gupta
