On the JobConf use the setMapRunnerClass() method to set the multithreaded map runner and set the mapred.map.multithreadedrunner.threads property with the number of threads you want it to use.
That would do. And make sure your map() code is thread safe. A On Dec 5, 2007 2:44 PM, Peter Thygesen <[EMAIL PROTECTED]> wrote: > Can anyone provide me with a java code sample of how I can use the > MultithreadedMapRunner > <http://lucene.apache.org/hadoop/api/org/apache/hadoop/mapred/lib/Multit > hreadedMapRunner.html> ? Or at least some hints? > > Please. > > > > Thx. > > Peter > >
