try thesemapred.max.split.size= mapred.min.split.size= mapreduce.input.fileinputformat.split.maxsize= mapreduce.input.fileinputformat.split.minsize=
On Thursday, May 14, 2015 11:04 AM, Pradeep Gollakota <pradeep...@gmail.com> wrote: The following property has been to no effect. mapreduce.input.fileinputformat.split.maxsize = 67108864 I'm still getting 1 Mapper per file. On Thu, May 14, 2015 at 10:27 AM, Ankit Bhatnagar <ank...@yahoo-inc.com> wrote: you can explicitly set the split size On Wednesday, May 13, 2015 11:37 PM, Pradeep Gollakota <pradeep...@gmail.com> wrote: Hi All, I'm writing an MR job to read data using HCatInputFormat... however, the job is generating too many splits. I don't have this problem when running queries in Hive since it combines splits by default. Is there an equivalent in MR so that I'm not generating thousands of mappers? Thanks,Pradeep