Re: Is there any way to debug the hadoop job in eclipse

This link may help you. http://wiki.apache.org/hadoop/HowToDebugMapReducePrograms 2009/6/7 jason hadoop > The chapters are available for download now. > > On Sat, Jun 6, 2009 at 3:33 AM, zhang jianfeng wrote: > > > Is there any resource on internet that I can get as soon as possible ? > > > > >

Every time the mapping phase finishes I see this

There are always a few 'Failed/Killed Task Attempts' and when I view the logs for these I see: - some that are empty, ie stdout/stderr/syslog logs are all blank - several that say: 2009-06-06 20:47:15,309 WARN org.apache.hadoop.mapred.TaskTracker: Error running child java.io.IOException: Files

Re: Is there any way to debug the hadoop job in eclipse

The chapters are available for download now. On Sat, Jun 6, 2009 at 3:33 AM, zhang jianfeng wrote: > Is there any resource on internet that I can get as soon as possible ? > > > > On Fri, Jun 5, 2009 at 6:43 PM, jason hadoop > wrote: > > > chapter 7 of my book goes into details of hour to debug

Re: Is there any way to debug the hadoop job in eclipse

Is there any resource on internet that I can get as soon as possible ? On Fri, Jun 5, 2009 at 6:43 PM, jason hadoop wrote: > chapter 7 of my book goes into details of hour to debug with eclipse > > On Fri, Jun 5, 2009 at 3:40 AM, zhang jianfeng wrote: > > > Hi all, > > > > Some jobs I submit

ReduceTask: No Route To Host

Now theres this error showing up. When i run a job on my 2 node cluster, it hangs at [ ~]$ hadoop jar $HADOOP_HOME/hadoop-0.18.3-examples.jar wordcount gutenberg gutenberg-output 09/06/06 01:50:54 INFO mapred.FileInputFormat: Total input paths to process : 6 09/06/06 01:50:54 INFO mapred.FileInpu