> I've a cluster where every node is a multicore. From doing internet searches > I've figured out that I definitely need to change > mapred.tasktracker.tasks.maximum according to the number of clusters. But > there are definitely other things that I would like to change for example > mapred.map.tasks. Can someone point me out the list of things I should change > to get the best performance out of my cluster ?
nothing will give you better results than benchmarking with some jobs indicative to your domain!
