I know it is automatically set. But I have a large data set, I want it allocate more mappers during midnight so that more computing resource could be used to speed up. Any suggestions?
thanks, On Fri, Jun 22, 2012 at 9:31 PM, Jagat Singh <[email protected]> wrote: > Numbers of mappers are selected based on input size by hadoop automatically > > ----------- > Sent from Mobile , short and crisp. > On 23-Jun-2012 7:57 AM, "Sheng Guo" <[email protected]> wrote: > > > Hi everyone, > > > > Sorry to bother. > > > > How can I configure the number of mappers for my pig script? > > > > Thanks a lot! > > > > Sheng > > >
