I tried both with "localhost" or "myhostname.domaine" in the slaves file, but
still the same problem.
I used the DEBUG log mode in order to find a clue.
hadoop-nutch-datanode.log
2007-05-02 17:27:57,575 DEBUG conf.Configuration - java.io.IOException:
config()
at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:67)
at org.apache.hadoop.dfs.DataNode.main(DataNode.java:951)
2007-05-02 17:27:57,709 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/hadoop-default.xml
2007-05-02 17:27:57,773 INFO conf.Configuration - parsing
file:/home/nutch/search/conf/hadoop-site.xml
2007-05-02 17:27:57,814 INFO dfs.DataNode - Opened server at 50010
2007-05-02 17:27:57,838 INFO dfs.DataNode - Namenode not available yet,
Zzzzz...
2007-05-02 17:28:07,848 INFO dfs.DataNode - Namenode not available yet,
Zzzzz...
hadoop-nutch-namenode.log
2007-05-02 17:27:56,422 DEBUG conf.Configuration - java.io.IOException:
config()
at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:67)
at org.apache.hadoop.dfs.NameNode.main(NameNode.java:475)
2007-05-02 17:27:56,553 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/hadoop-default.xml
2007-05-02 17:27:56,618 INFO conf.Configuration - parsing
file:/home/nutch/search/conf/hadoop-site.xml
2007-05-02 17:27:56,716 INFO util.Credential - Checking Resource aliases
2007-05-02 17:27:56,729 INFO http.HttpServer - Version Jetty/5.1.4
2007-05-02 17:27:56,730 WARN servlet.WebApplicationContext - Web
application not found
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/dfs
2007-05-02 17:27:56,731 WARN servlet.WebApplicationContext - Configuration
error on
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/dfs
java.io.FileNotFoundException:
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/dfs
at
org.mortbay.jetty.servlet.WebApplicationContext.resolveWebApp(WebApplicationContext.java:266)
[...]
at org.apache.hadoop.dfs.NameNode.main(NameNode.java:491)
2007-05-02 17:27:56,732 INFO util.Container - Started
HttpContext[/logs,/logs]
2007-05-02 17:27:56,732 INFO util.Container - Started
HttpContext[/static,/static]
2007-05-02 17:27:56,736 INFO http.SocketListener - Started SocketListener
on 0.0.0.0:50070
hadoop-nutch-tasktracker.log
2007-05-02 17:27:59,783 DEBUG conf.Configuration - java.io.IOException:
config()
at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:67)
at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:66)
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1129)
2007-05-02 17:27:59,934 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/hadoop-default.xml
2007-05-02 17:28:00,038 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/mapred-default.xml
2007-05-02 17:28:00,040 INFO conf.Configuration - parsing
file:/home/nutch/search/conf/hadoop-site.xml
2007-05-02 17:28:00,156 INFO util.Credential - Checking Resource aliases
2007-05-02 17:28:00,169 INFO http.HttpServer - Version Jetty/5.1.4
2007-05-02 17:28:00,170 WARN servlet.WebApplicationContext - Web
application not found
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/task
2007-05-02 17:28:00,171 WARN servlet.WebApplicationContext - Configuration
error on
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/task
java.io.FileNotFoundException:
/home/nutch/search/file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/webapps/task
at
org.mortbay.jetty.servlet.WebApplicationContext.resolveWebApp(WebApplicationContext.java:266)
[...]
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1130)
2007-05-02 17:28:00,172 INFO util.Container - Started
HttpContext[/logs,/logs]
2007-05-02 17:28:00,173 INFO util.Container - Started
HttpContext[/static,/static]
2007-05-02 17:28:00,176 INFO http.SocketListener - Started SocketListener
on 0.0.0.0:50060
2007-05-02 17:28:00,176 WARN mapred.TaskTracker - Can not start task
tracker because Problem starting http server
hadoop-nutch-jobtracker.log
2007-05-02 17:27:58,631 DEBUG conf.Configuration - java.io.IOException:
config()
at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:67)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:1132)
2007-05-02 17:27:58,785 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/hadoop-default.xml
2007-05-02 17:27:58,862 INFO conf.Configuration - parsing
file:/home/nutch/search/conf/hadoop-site.xml
2007-05-02 17:27:58,893 DEBUG conf.Configuration - java.io.IOException:
config(config)
at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:76)
at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:86)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:427)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:65)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:1133)
2007-05-02 17:27:58,896 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/hadoop-default.xml
2007-05-02 17:27:58,907 INFO conf.Configuration - parsing
jar:file:/home/nutch/search/lib/hadoop-0.4.0-patched.jar!/mapred-default.xml
2007-05-02 17:27:58,922 INFO conf.Configuration - parsing
file:/home/nutch/search/conf/hadoop-site.xml
2007-05-02 17:27:58,989 WARN mapred.JobTracker - Starting tracker
java.net.ConnectException: Connection refused
at java.net.PlainSocketImpl.socketConnect(Native Method)
[...]
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:65)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:1133)
2007-05-02 17:27:58,990 WARN fs.DFSClient - Problem renewing lease for
DFSClient_515895079: java.net.ConnectException: Connection refused
at java.net.PlainSocketImpl.socketConnect(Native Method)
[...]
at org.apache.hadoop.dfs.$Proxy0.renewLease(Unknown Source)
at org.apache.hadoop.dfs.DFSClient$LeaseChecker.run(DFSClient.java:437)
[...]
What errors are you seeing in your hadoop-namenode and datanode logs?
Dennis Kubes
--
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