Eclipse Remote Debugging Hadoop source

1. Commissioning the Environment

1.1 Remote Linux runs the hadoop1.2 local Windows eclipse in source code 1.3 of native Windows Eclipse has Hadoop's own code 2 written. Step 2.1 Modify the hadoop-env.sh of the HADOOP program running on the remote Linux, comment out the 21st line, add a line of code export hadoop_namenode_opts= "-xdebug-xrunjdwp:transport= Dt_socket,address=9090,server=y,suspend=y "2.2 Imports the source code of Hadoop into the native Windows Eclipse, adds breakpoints on the corresponding Namenode class, and then runs using debug mode, The configuration is described in 2.3 using debug mode to run your own code in Eclipse, local windows.

Eclipse Remote Debugging Hadoop source