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From momina khan <momina.a...@gmail.com>
Subject Re: Use of RPC Server and Client...
Date Fri, 13 Aug 2010 00:31:31 GMT
all communication regarding health of task tracker and tasks assigned to TT
from JT, info on failed tasks, completed all is communicated through
heartbeat ... what other communication are you talking about? hadoop uses
the regular heartbeat and all other info piggy backs on it ... from TT to JT
on heatbeat and in the reverse on heartbeatresponse!

cheers
momina

On Fri, Aug 13, 2010 at 6:24 AM, Ahmad Shahzad <ashahzad4@gmail.com> wrote:

> Hi Momina,
>                   Is that all that RPC Server and Client is used for ???
> What about the rest of the communication that happens between Jobtracker
> and
> Tasktracker?? how the rest of the communication is done??
>
> Ahmad
>

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