[rules-users] 答复: 答复: Concurrent rule fire

Mauricio Salatino salaboy at gmail.com
Sun Jan 8 10:22:53 EST 2012


What do you mean with a rule scheduled to run? are you using rules
with time? Can you share the rules that you want to run? or at least a
simplified view of them?
Cheers

2012/1/8 Zhuo Li <milanello1998 at gmail.com>:
> That is my question actually. Say if I have one rule which is scheduled to
> run twice a day, what about if the first schedule failed and got restarted,
> but when the first job is still running, the second job's schedule time
> arrives. Will the second schedule wait for first to finish?
>
>
>
> Best
>
> Abe
>
>
>
> 发件人: rules-users-bounces at lists.jboss.org
> [mailto:rules-users-bounces at lists.jboss.org] 代表 Nicolas Héron
> 发送时间: 2012年1月8日 23:08
> 收件人: Rules Users List
>
> 主题: Re: [rules-users] 答复: Concurrent rule fire
>
>
>
> Hi,
>
>
> You can use more than one drools session ?
> Regards
> Nicolas Héron
>
> 2012/1/8 Zhuo Li <milanello1998 at gmail.com>
>
> Any comments?
>
>
>
> 发件人: Zhuo Li [mailto:milanello1998 at gmail.com]
> 发送时间: 2012年1月8日 0:35
> 收件人: 'Rules Users List'
> 主题: Concurrent rule fire
>
>
>
> Hi, folks,
>
>
>
> My project will handle about 1.5 M transactions per hour using Drools and
> the rules' fire are scheduled based on business operation cycle which might
> happen a few times a day. Say if I need to fire the same rule set twice at
> 10:00 PM and midnight. What will happen if the first execution has not
> completed till midnight? Will the 2nd execution be held up till the 1st is
> completed? I would assume there might still be transactions inserted into
> working memory between 10:00 PM and midnight although it is very few.
>
>
>
> My understanding is Drools will enforce only one active thread is working
> for the same "then" section for data consistency. Any thoughts?
>
>
>
> Best
>
> Abe
>
>
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