[rules-dev] Reg : Handling large number of rules

[Wolfgang Laun]

@Mark: That's a bit hasty. OP reported "problems" when trying to do
the 20 times 30k rules. And the loading time of 40 - 60 seconds was
reported for a measly 30k rules.

-W

On 13/08/2013, Mark Proctor <mproctor at codehaus.org> wrote:
> https://plus.google.com/103145805595719456130/posts/8cuDsNtURXE
>
> :)
>
> Mark
> On 13 Aug 2013, at 15:13, Mark Proctor <mproctor at codehaus.org> wrote:
>
>>
>> On 13 Aug 2013, at 15:04, nmsundar <sundar_m at solartis.net> wrote:
>>
>>> @Mark Proctor :
>>>
>>> Ok mark , I will move this to user list .
>>>
>>> what is the maximum number of rules kb can hold on it ?
>> There is no maximum - it's what ever your memory and CPU can take. But
>> largest we'd seen so far in real life was 250K for a medical system.
>>
>> Tbh if you are loading 600K rules in about 45seconds, that seems pretty
>> reasonable to me. Some other commercial systems would not scale to that
>> :)
>>
>> Actually thinking about this, we should be asking you to do a public
>> testimony - "Drools scales to 600K rules for a real production system",
>> let me know if you can :)
>>
>> If you do start profiling (which would be nice if you could) you can ask
>> Qs about Drools internals here. Or on irc:
>> http://www.jboss.org/drools/irc
>>
>> But further Qs on partitioning, or general "how to" or "What's
>> recommended" Qs, should be continued on the USER list.
>>
>> Mark
>>
>>>
>>>
>>>
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>
>