Hi Da, Chris Douglas had an excellent presentation at the Hadoop User Group last year on just this topic. Maybe you can find his slides or a recording on YDN/google?
-Todd On Wed, Dec 29, 2010 at 10:20 AM, Da Zheng <zhengda1...@gmail.com> wrote: > Hello, > > Is the implementation of Hadoop documented somewhere? especially that part > where > the output of mappers is partitioned, sorted and spilled to the disk. I > tried to > understand it, but it's rather complex. Is there any document that can help > me > understand it? > > Thanks, > Da > -- Todd Lipcon Software Engineer, Cloudera
