Reduce stuck at 0%

2011-05-14 Thread Travis Bolinger
Hello all. First off, let me apologize for being semi-new to hadoop. I appreciate your patience. I am trying to setup a simple cluster to use with hadoop 0.20.2 (1 namenode/jobtracker, 3 datanodes/tasktrackers). I believe it is almost set up correctly. The webpage for the hdfs and

Exception in thread AWT-EventQueue-0 java.lang.NullPointerException

2011-05-14 Thread Lạc Trung
Hello everybody ! This exception was thrown when I tried to copy a file from local file to HDFS. This is my program : *** import api.InterfaceAudience; import java.awt.event.ActionListener; import java.io.IOException; import