Are you looking to decrease it to get more parallel map tasks out of the small files? Are you currently CPU bound on processing these small files?
On Thu, May 9, 2013 at 9:12 PM, YouPeng Yang <yypvsxf19870...@gmail.com> wrote: > hi ALL > > I am going to setup a new hadoop environment, .Because of there are > lots of small files, I would like to change the default.block.size to > 16MB > other than adopting the ways to merge the files into large enough (e.g > using sequencefiles). > I want to ask are there any bad influences or issues? > > Regards > -- Harsh J
