By default, for each task hadoop will create a new jvm process which will be the major cost in my opinion. You can customize configuration to let tasktracker reuse the jvm to eliminate the overhead to some extend.
On Thu, Apr 8, 2010 at 8:55 PM, Aleksandar Stupar < stupar.aleksan...@yahoo.com> wrote: > Hi all, > > As I realize hadoop is mainly used for tasks that take long > time to execute. I'm considering to use hadoop for task > whose lower bound in distributed execution is like 5 to 10 > seconds. Am wondering what would the overhead be with > using hadoop. > > Does anyone have an idea? Any link where I can find this out? > > Thanks, > Aleksandar. > > > -- Best Regards Jeff Zhang
