The following is the error that i get
bin/hadoop jar hadoop-examples-*.jar grep input output 'dfs[a-z.]+' 12/04/11 23:52:50 INFO util.NativeCodeLoader: Loaded the native-hadoop library 12/04/11 23:52:50 WARN mapred.JobClient: No job jar file set. User classes may not be found. See JobConf(Class) or JobConf#setJar(String). 12/04/11 23:52:50 WARN snappy.LoadSnappy: Snappy native library not loaded 12/04/11 23:52:50 INFO mapred.FileInputFormat: Total input paths to process : 7 12/04/11 23:52:51 INFO mapred.JobClient: Running job: job_local_0001 12/04/11 23:52:51 INFO util.ProcessTree: setsid exited with exit code 0 12/04/11 23:52:51 INFO mapred.Task: Using ResourceCalculatorPlugin : org.apache.hadoop.util.LinuxResourceCalculatorPlugin@59a34 12/04/11 23:52:51 INFO mapred.MapTask: numReduceTasks: 1 12/04/11 23:52:51 INFO mapred.MapTask: io.sort.mb = 100 12/04/11 23:52:51 WARN mapred.LocalJobRunner: job_local_0001 java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.<init>(MapTask.java:949) at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:428) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:372) at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:212) 12/04/11 23:52:52 INFO mapred.JobClient: map 0% reduce 0% 12/04/11 23:52:52 INFO mapred.JobClient: Job complete: job_local_0001 12/04/11 23:52:52 INFO mapred.JobClient: Counters: 0 12/04/11 23:52:52 INFO mapred.JobClient: Job Failed: NA java.io.IOException: Job failed! at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1265) at org.apache.hadoop.examples.Grep.run(Grep.java:69) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65) at org.apache.hadoop.examples.Grep.main(Grep.java:93) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68) at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139) at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:64) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.util.RunJar.main(RunJar.java:156) On Thu, Apr 12, 2012 at 10:37 AM, Mapred Learn <mapred.le...@gmail.com>wrote: > Can u share ur error also ? > > Sent from my iPhone > > On Apr 12, 2012, at 7:16 AM, Marcos Ortiz <mlor...@uci.cu> wrote: > > Can you show to us the logs of your NN/DN? > > On 04/12/2012 03:28 AM, SRIKANTH KOMMINENI (RIT Student) wrote: > > Tried that it didn't work for a lot of combinations of values > > On Thu, Apr 12, 2012 at 3:25 AM, Mapred Learn < <mapred.le...@gmail.com> > mapred.le...@gmail.com> wrote: > >> Try exporting HADOOP_HEAPSIZE to bigger value like 1500 (1.5 gb) before >> running program or change it in hadoop-env.sh >> >> If still gives error, u can try with bigger value. >> >> Sent from my iPhone >> >> On Apr 12, 2012, at 12:10 AM, "SRIKANTH KOMMINENI (RIT Student)" >> <<sxk7...@rit.edu> >> sxk7...@rit.edu> wrote: >> >> Hello, >> >> I have searched a lot and still cant find any solution that can fix my >> problem. >> >> I am using the the basic downloaded version of hadoop-1.0.2 and I have >> edited only what has been asked in the setup page of hadoop and I have set >> it up to work in a pseudo random distributed mode. >> >> My JAVA_HOME is set to /usr/lib/jvm/java-6-sun, I tried editing the >> heap size in hadoop-env.sh that didn't work. I tried setting the CHILD_OPTS >> that didn't work, I found that there was another hadoop-env.sh in >> /etc/hadoop/ as per the recommendations in the mailing >> list archives that didn't work . I tried increasing the io.sort.mb >> that didn't work. I am totally frustrated but it still doesn't work.please >> help. >> >> >> -- >> Srikanth Kommineni, >> Graduate Assistant, >> Dept of Computer Science, >> Rochester Institute of Technology. >> >> >> >> >> -- >> Srikanth Kommineni, >> Graduate Assistant, >> Dept of Computer Science, >> Rochester Institute of Technology. >> >> >> >> >> -- >> Srikanth Kommineni, >> Graduate Assistant, >> Dept of Computer Science, >> Rochester Institute of Technology. >> >> > > > -- > Srikanth Kommineni, > Graduate Assistant, > Dept of Computer Science, > Rochester Institute of Technology. > > > -- > Marcos Luis OrtÃz Valmaseda (@marcosluis2186) > Data Engineer at UCI > <http://marcosluis2186.posterous.com>http://marcosluis2186.posterous.com > > > > <http://www.uci.cu/> > > -- Srikanth Kommineni, Graduate Assistant, Dept of Computer Science, Rochester Institute of Technology.
