Combines multiple InputSplits per Mapper (CombineFileSplit), read in serial. Reduces # of mappers for inputs that carry several (usually small) files/blocks.
On Fri, Sep 28, 2012 at 6:54 AM, Jay Vyas <jayunit...@gmail.com> wrote: > Its not clear to me what the CombineInputFormat really is ? Can somebody > elaborate ? > > -- > Jay Vyas > MMSB/UCHC -- Harsh J
