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From Shen LI <geminialex...@gmail.com>
Subject Re: How to modify heartbeat message and its return message?
Date Thu, 28 Oct 2010 17:17:24 GMT
Thank you. I'll check both.

Shen

On Thu, Oct 28, 2010 at 11:06 AM, Harsh J <qwertymaniac@gmail.com> wrote:

> On Thu, Oct 28, 2010 at 2:05 PM, Ted Yu <yuzhihong@gmail.com> wrote:
> > Take a look at FSNamesystem.heartbeatCheck()
>
> That's for HDFS, correct?
>
> For JobTracker -- TaskTracker heartbeats, you need to check
> JobTracker.heartbeat(...) method.
> It sends back a HeartBeatResponse object which is generated based on
> the details recieved (TT status, etc.), which you can modify to add in
> your details perhaps?
>
> >
> > On Wed, Oct 27, 2010 at 5:21 PM, Shen LI <geminialex007@gmail.com>
> wrote:
> >>
> >> Hi, thank you very much for your reply.
> >> I want to modify 0.20.2
> >>
> >> On Wed, Oct 27, 2010 at 7:12 PM, Ted Yu <yuzhihong@gmail.com> wrote:
> >>>
> >>> Which hadoop version do you want to modify ?
> >>>
> >>> On Wed, Oct 27, 2010 at 2:28 PM, Shen LI <geminialex007@gmail.com>
> wrote:
> >>>>
> >>>> Hi,
> >>>> I want to modify the heartbeat message to carry more information from
> >>>> worker nodes to master node, and also want to modify the return
> message of
> >>>> heartbeat. Do you know which file and function should I modify?
> >>>> Thanks a lot,
> >>>> Shen
> >>
> >
> >
>
>
>
> --
> Harsh J
> www.harshj.com
>

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