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From Ariel Rabkin <>
Subject Re: Simplify chukwa agent
Date Mon, 18 Oct 2010 05:54:37 GMT

I agree that that part of the code is pretty snarly. Not sure how
urgent a priority it is to fix.

I think a better short-term goal might be doing a 0.5 release. How
close are we to that?


On Sun, Oct 17, 2010 at 3:31 PM, Eric Yang <> wrote:
> Hi all,
> Chukwa agent code is not intuitive to understand.  This is mainly the
> interface in Chukwa agent is over complicating the implementation.  I
> don't see a rationale for having each class to be an interface.
> Connector and Chukwa Sender are two interfaces which are not very
> useful to be interface.  It creates over complicated subsystem to
> maintain collector list in agent, connector and sender.  Ideally,
> there should be a single place for configuration source of truth.  I
> am leaning toward making those interface abstract classes.  Connector
> should be rename to something more meaningful like multiplexer or MUX
> for short.  AgentControlSocketListener could be refactor into a jersey
> like rest api, for easier to maintain the code base, and remove the
> 9093 protocol.
> This sounds like a major task.  I like to gather feedback to see if
> this change is necessary for creating more traction on chukwa
> development.
> regards,
> Eric

Ari Rabkin
UC Berkeley Computer Science Department

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