On Fri, 21 Mar 2008, Jean-Pierre OCALAN wrote:
> Hi, > > I'm currently working on a project that implies massive log parsing. I have > one master and 6 slaves. > By looking the each slaves logs I've noticed that REDUCE operation just runs > on one machine. > So does that mean that reduce just runs on one machine ? And if that is true > how can I specify that I want the reduce to run also on the other machines ? You can set it in your job using JobConf.setNumReduceTasks(numReducers). How are you submitting your job? Is it from examples or your own code? Amar > > Thanks for any help, > > Jean-Pierre. > > >
