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From Carl Haferd <chaf...@groupon.com>
Subject Re: esper engine management in storm
Date Fri, 05 Dec 2014 01:18:20 GMT
On Wed, Dec 3, 2014 at 7:53 PM, yuhao <yuhao@easyway.net.cn> wrote:

>  Hi,
>
> We have built some topology based on tomdz's storm-epser API on github and
> things went fine.
> But considering esper engine management, it seems hard to implement it in
> storm. Say I need a console where the states of esper engines in the
> cluster can be illustrated in diagrams, if one engine instance is
> created in every bolt, how am I supposed to get their states?
> One way is to send some GetStateRequest to spout, the spout then forwards
> the request to some bolt (whose id can be specified in the request), and
> the bolt sends the state to, say ZeroQ, which can finally return to the
> request sender. Well, it's too complicated, I think. Are there any more
> practical suggestions?
>
> ------------------------------
>  Best regards,
>
> Hao Yu
> Center for High-speed Railway Technology, Tsinghua University (CHRT)
> Addr: 1117 LiuQing Building, Tsinghua University, Beijing, P.R.CHINA,
> 100084
> Fax: 86-10-62788330
> Email´╝Üyuhao@easyway.net.cn
>

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