How can "hadoop job" be used to read m/r statistics ? On Thu, Apr 5, 2012 at 7:30 AM, bikash sharma <sharmabiks...@gmail.com>wrote:
> Thanks Kai, I will try those. > > On Thu, Apr 5, 2012 at 3:15 AM, Kai Voigt <k...@123.org> wrote: > > > Hi, > > > > Am 05.04.2012 um 00:20 schrieb bikash sharma: > > > > > Is it possible to get the execution time of the constituent map/reduce > > > tasks of a MapReduce job (say sort) at the end of a job run? > > > Preferably, can we obtain this programatically? > > > > > > you can access the JobTracker's web UI and see the start and stop > > timestamps for every individual task. > > > > Since the JobTracker Java API is exposed, you can write your own > > application to fetch that data through your own code. > > > > Also, "hadoop job" on the command line can be used to read job > statistics. > > > > Kai > > > > > > -- > > Kai Voigt > > k...@123.org > > > > > > > > > > > -- Jay Vyas MMSB/UCHC
