[rules-users] Fusion historical data analysis

[Wolfgang Laun]

What kind of session clock are you using, and it it in sync with the
timestamps?
-W

On 19 January 2012 21:17, MartinSimo <simo.fora at gmail.com> wrote:

> Dear drools Users
>
> I'd like to evaluate drools for our next project, thus a newbie.
>
> Trying to write a rule, which hits, if a threshold is reached 3 times in
> 100
> seconds.
>
> having:
> kpi1 -- representing the timestamp of the event (as data are read from DB)
> and kpi2 where the actual value is.
>
> having rule:
> ...
> @expires( 200s )
> @timestamp( kpi1 )
> ...
>
> $arrayList : ArrayList( size > 3) from collect(
>  LogEntry ( $kpi2 : kpi2 > 0.10) over window:time( 100s ) )
>
>
> I have a test set of kpi2 20x each 5s over 0.1 and then 50x each 5s below
> 0.1.
> The first time the rule hits its correct (after the first 3 ticks kpi2>0.1)
> but it continues to hit till the end of the test set, even if the 100s
> window didn't have any>0.1.
> As I understood the @expires should have wiped the old data out of the
> working mem. (tried to set @expire( 2s), but with same result)
>
> Do I miss something?
>
> Deployed in Jboss 5.1.0ga ESB 4.10, drools 5.2.0)
>
> any help is appreciated
>
> Martin
>
> --
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