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MapReduce >> mail # dev >> Cannot find JobTracker and TaskTracker classes in Hadoop 2.0.2-alpha


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Re: Cannot find JobTracker and TaskTracker classes in Hadoop 2.0.2-alpha
Thanks Karthik
On Fri, Apr 26, 2013 at 11:58 PM, Karthik Kambatla <[EMAIL PROTECTED]>wrote:

> Hi Thoihen
>
> Hadoop 2.x (and 0.23.x) releases have MapReduce running on YARN, which
> operates on the ResourceManager/NodeManager architecture  and not
> JobTracker/TaskTracker. Hadoop 1.x releases have the JT/TT architecture if
> you are interested in that.
>
> Thanks
> Karthik
>
>
> On Fri, Apr 26, 2013 at 11:11 AM, Thoihen Maibam <[EMAIL PROTECTED]
> >wrote:
>
> > Hi,
> >
> > Can anyone help me out where can I find JobTracker and TaskTracker
> classes
> > for the above releases, it's not present in hadoop-mapreduce-project. I
> was
> > tracing through the source code from JobSubmission but lost the flow as I
> > could not find the JobTracker and TaskTracker.
> >
> > Are these classes replaced with some other classes ?
> >
> > Regards
> > thoihen
> >
>