[rules-users] OutOfMemoryError using 6.0.1
Geoffrey De Smet
ge0ffrey.spam at gmail.com
Wed Feb 19 07:40:58 EST 2014
A workaround in optaplanner 6.0.1 is probably to enforce RETE_OO
(unfortunately ScoreDirectorFactoryConfig#buildKieBase hard codes that,
so that's a PITA).
It's fixed in BRMS 6.0.0.GA and optaplanner 6.1.0.Beta1.
optaplanner 6.1.0.Beta1 might be released later this month.
On 19-02-14 13:11, Matteo Mortari wrote:
> Ciao, I'm another Drools user also encountering similar OutOfMemory
> errors with v6.0.1; I'm not 100% sure what is your issue specific to,
> but this may be related / of interest to your case:
> https://issues.jboss.org/browse/DROOLS-411
>
> Hope this helps;
> Ciao
> MM
>
>
> On Wed, Feb 19, 2014 at 8:20 AM, john poole <jdpoole at gmail.com
> <mailto:jdpoole at gmail.com>> wrote:
>
> I've converted some NurseRostering rules, which worked in Drools
> 5.50, to
> OptaPlanner 6.0.1. While it works far better for the time it runs,
> it uses
> up whatever memory I can give it (9GB) and then eventually crashes
> the GUI.
>
> with:
> Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: GC
> overhead limit exceeded
>
> Is there a way to limit how much memory OptaPlanner uses? Or is it
> likely
> that I'm just adding fact to the WorkingMemory in a way that wasn't a
> problem in 5.5 but is a problem in 6.0?
>
>
>
>
>
> --
> View this message in context:
> http://drools.46999.n3.nabble.com/OutOfMemoryError-using-6-0-1-tp4028183.html
> Sent from the Drools: User forum mailing list archive at Nabble.com.
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