-Re: new to hadoop and first question
Vinod Kumar Vavilapalli 2013-01-07, 09:50
You are pointing your JobClient to the Namenode. Check your
mapred.job.tracker address and make sure it points to the correct
Also 0.14 is very very old. Please use 1.* releases.
On Mon, Jan 7, 2013 at 1:11 AM, Prabu <[EMAIL PROTECTED]> wrote:
> Jim the Standing Bear <standingbear@...> writes:
> > Hi,
> > I am new to hadoop, and tried to setup a distributed hadoop system.
> > But when I tried to run the example job, it stack dumped with the
> > following exception:
> > org.apache.hadoop.ipc.RemoteException: java.io.IOException: Unknown
> > protocol to name node: org.apache.hadoop.mapred.JobSubmissionProtocol
> > I setup hadoop 0.14.1 on two machines, where one acts as both the name
> > node and job tracker, while the other one is just a slave
> > When I set it up on a single machine and ran it standalone, it worked
> > fine. Please let me know if more information is needed to help
> > troubleshoot. Thanks!
> I'm right now facing the same issue(the same protocol error) while setting
> hadoop on single standalone machine. Since you were successful on setting
> up on standalone machine, please guide me as how to fix it.
Mohammad Tariq 2013-01-08, 12:12