[Bro] Question about the Reducer in the summary statistics framework

Seth Hall seth at icir.org
Tue Jan 6 13:24:16 PST 2015


> On Jan 6, 2015, at 4:05 PM, Ren, Wenyu <wren3 at illinois.edu> wrote:
> 
> SumStats::create([$name="sender-counters",
>    $epoch=sample_interval, $reducers=set(r1),
>    $epoch_result(ts: time, key: SumStats::Key, result: SumStats::Result)  =
>    {
>         #different construction for different levels
>    }]);
> 
> Can I also use the priority for this function and where should I put the "&priority=x"?

When you say, “reducer”, do you really mean “calculation”?  Your example has only a single reducer attached to it.  That result value in the callback will have the results for any reducers and their associated calculations in it.

  .Seth

--
Seth Hall
International Computer Science Institute
(Bro) because everyone has a network
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