Re: [rules-users] Large number of rules in Drools

As an aside to Wolfgang's comments, it is possible to import DRL into Guvnor. Select "Create New Package->Import from DRL file". 2012/1/4 Wolfgang Laun <[hidden email]<http://user/SendEmail.jtp?type=node&node=3631490&i=0> > 20K rules is not excessive, and this number alone should not cause > out-of-memory exceptions. Mainly, this is due to rules not being well > designed, and in combination with heavy fact loads. > > Frequently, a large number of rules results from putting all the decision > data into rule conditions, even when there are many rules with identical > structure in condition and consequence. Offloading the varying constants > into static facts may reduce the number of rules by magnitudes. > > Not the number of rules but the maintenance issue is addressed by using > decision tables or some other technique of generating rules from a handier > source. > > -W > > 2012/1/3 Shweta1986 <[hidden email]<http://user/SendEmail.jtp?type=node&node=3631490&i=1> > > > >> Hi, >> I am using drools for 2 of our projects. For one of them I have >> more than 20K simple rules. But with number of rules I have started seeing >> out of memory exceptions and also configuring 20K rules through guvnor is >> difficult. Is there an alternative for this? Is there something like file >> upload for drl on guvnor ? Is there a limit on number of rules ? >> >> Thanks, >> Shweta >> >> ------------------------------ >> View this message in context: Large number of rules in Drools<http://drools.46999.n3.nabble.com/Large-number-of-rules-in-Droo... >> Sent from the Drools: User forum mailing list archive<http://drools.46999.n3.nabble.com/Drools-User-forum-f47000.htm... Nabble.com. >> >> _______________________________________________ >> rules-users mailing list >> [hidden email] <http://user/SendEmail.jtp?type=node&node=3631490&i=2> >> https://lists.jboss.org/mailman/listinfo/rules-users >> >> > > _______________________________________________ > rules-users mailing list > [hidden email] <http://user/SendEmail.jtp?type=node&node=3631490&i=3> > https://lists.jboss.org/mailman/listinfo/rules-users > > _______________________________________________ rules-users mailing list [hidden email] <http://user/SendEmail.jtp?type=node&node=3631490&i=4> https://lists.jboss.org/mailman/listinfo/rules-users ------------------------------ If you reply to this email, your message will be added to the discussion below: http://drools.46999.n3.nabble.com/Large-number-of-rules-in-Drools-tp36303... To start a new topic under Drools: User forum, email ml-node+s46999n47000h38(a)n3.nabble.com To unsubscribe from Drools: User forum, click here<http://drools.46999.n3.nabble.com/template/NamlServlet.jtp?macro=... . NAML<http://drools.46999.n3.nabble.com/template/NamlServlet.jtp?macro=...