Silly mistakes...thanks for you help very much. 在 2010年11月25日 下午2:00，rahul patodi <patodira...@gmail.com>写道：
> please correct your hdfs-site.xml contents: > > <configuration> > <property> > <name>dfs.name.dir</name> > <value>/home/hadoop/tmp</value> > </property> > > <property> > <name>dfs.data.dir</name> > <value>/home/hadoop/data</value> > </property> > <property> > <name>dfs.replication</name> > <value>1</value> > </property> > > </configuration> > > rest all things are fine > one more thing:it is best practice that you edit and add details of your > matsre and slave (which you can get from my blog ) in : > /etc/hosts > conf/master > conf/slaves > > 2010/11/25 祝美祺 <henhaozhume...@gmail.com> > > thanks for your reply,here is my configuration. >> master: >> >> core-site.xml: >> >> <configuration> >> <property> >> <name>fs.default.name</name> >> <value>hdfs://192.168.0.142:9000</value> >> </property> >> >> </configuration> >> >> >> hdfs-site.xml: >> >> <configuration> >> <property> >> <name>dfs.name.dir</name> >> <value>/home/hadoop/tmp</value> >> </property> >> <property> >> <property> >> <name>dfs.data.dir</name> >> <value>/home/hadoop/data</value> >> </property> >> <name>dfs.replication</name> >> <value>1</value> >> </property> >> >> </configuration> >> >> mapred-site.xml: >> >> <configuration> >> <property> >> <name>mapred.job.tracker</name> >> <value>192.168.0.142:9200</value> >> <description>jobtracker host port</description> >> </property> >> </configuration> >> >> >> And they are the same on slaves.And any problem with these configuration.i >> got only one slave on 192.168.0.177 >> >> 2010/11/25 rahul patodi <patodira...@gmail.com> >> >> also check your other file like /etc/hosts >>> >>> >>> On Thu, Nov 25, 2010 at 10:36 AM, rahul patodi <patodira...@gmail.com>wrote: >>> >>>> i think you should check your configuration file in the conf folder and >>>> add the required entry in >>>> core-site.xml, mapred-site.xml and hdfs-site.xml >>>> for pseudo distributed mode you can refer: >>>> http://hadoop-tutorial.blogspot.com/2010/11/running-hadoop-in-pseudo-distributed.html >>>> for distributed mode you can refer: >>>> http://hadoop-tutorial.blogspot.com/2010/11/running-hadoop-in-distributed-mode.html >>>> >>>> if you are using cloudera you can refer: >>>> http://cloudera-tutorial.blogspot.com/ >>>> >>>> if you have any problem please leave a comment >>>> >>>> >>>> -- >>>> -Thanks and Regards, >>>> Rahul Patodi >>>> Associate Software Engineer, >>>> Impetus Infotech (India) Private Limited, >>>> www.impetus.com >>>> Mob:09907074413 >>>> >>>> On Thu, Nov 25, 2010 at 10:23 AM, 祝美祺 <henhaozhume...@gmail.com> wrote: >>>> >>>>> Hi , >>>>> i am using 0.20.2.. when i try to start hadoop,the namenode >>>>> ,datanode works will ,but i can't submit jobs.i look at the logs ,and find >>>>> the error like: >>>>> >>>>> 2010-11-25 12:38:02,623 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 0 time(s). >>>>> 2010-11-25 12:38:03,626 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 1 time(s). >>>>> 2010-11-25 12:38:04,627 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 2 time(s). >>>>> 2010-11-25 12:38:05,629 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 3 time(s). >>>>> 2010-11-25 12:38:06,631 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 4 time(s). >>>>> 2010-11-25 12:38:07,636 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 5 time(s). >>>>> 2010-11-25 12:38:08,641 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 6 time(s). >>>>> 2010-11-25 12:38:09,644 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 7 time(s). >>>>> 2010-11-25 12:38:10,645 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 8 time(s). >>>>> 2010-11-25 12:38:11,649 INFO org.apache.hadoop.ipc.Client: Retrying >>>>> connect to server: localhost/127.0.0.1:9000. Already tried 9 time(s). >>>>> 2010-11-25 12:38:11,651 ERROR org.apache.hadoop.mapred.TaskTracker: >>>>> Caught exception: java.net.ConnectException: Call to localhost/ >>>>> 127.0.0.1:9000 failed on connection exception: >>>>> java.net.ConnectException: Connection refused >>>>> at org.apache.hadoop.ipc.Client.wrapException(Client.java:767) >>>>> at org.apache.hadoop.ipc.Client.call(Client.java:743) >>>>> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220) >>>>> at $Proxy5.getProtocolVersion(Unknown Source) >>>>> at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359) >>>>> at >>>>> org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:106) >>>>> at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:207) >>>>> at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:170) >>>>> at >>>>> org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:82) >>>>> at >>>>> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1378) >>>>> at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66) >>>>> at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390) >>>>> at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196) >>>>> at org.apache.hadoop.fs.Path.getFileSystem(Path.java:175) >>>>> at >>>>> org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:1033) >>>>> at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:1720) >>>>> at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:2833) >>>>> Caused by: java.net.ConnectException: Connection refused >>>>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>>>> at >>>>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:592) >>>>> at >>>>> org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206) >>>>> at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404) >>>>> at >>>>> org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304) >>>>> at >>>>> org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176) >>>>> at org.apache.hadoop.ipc.Client.getConnection(Client.java:860) >>>>> at org.apache.hadoop.ipc.Client.call(Client.java:720) >>>>> ... 15 more >>>>> >>>>> Who can tell me how to solve this problem? >>>>> >>>>> >>>> >>>> >>>> >>> >>> >>> >> >> >> -- >> 祝美祺 >> >> 电话：010-62789307 >> 清华大学计算机科学与技术系 >> 清华大学伟清楼709 >> 北京，100084 >> >> Zhu Mei qi >> >> Tel.: +86-10-62789307 >> Room 709, WeiQing Building >> Tsinghua University, Beijing 100084, China >> > > > > -- > -Thanks and Regards, > Rahul Patodi > Associate Software Engineer, > Impetus Infotech (India) Private Limited, > www.impetus.com > Mob:09907074413 > > -- 祝美祺 电话：010-62789307 清华大学计算机科学与技术系 清华大学伟清楼709 北京，100084 Zhu Mei qi Tel.: +86-10-62789307 Room 709, WeiQing Building Tsinghua University, Beijing 100084, China
