noobie question on hadoop's NoClassDefFoundError

2009-11-14 Thread felix gao
I wrote a simple code in my eclipse as Text t = new Text("hadoop"); System.out.println((char)t.charAt(2)); when I try to run this I got Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory at org.apache.hadoop.io.Text.(Text.java:49) at com.exam

Why doesnt my mapper speak to me :(

2009-11-14 Thread Max Heimel
Hey all, I am currenty trying to write a simple map job that dumps a file to the hdfs. I see that hadoop creates 3 instances of my mapper class (I expected 3, so this is fine :) but then things get a bit confusing for me... First the files don't show up in the file system, which is probably due t