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(a)gmail.com <mailto:jdpoole@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.... Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org <mailto:rules-users@lists.jboss.org> https://lists.jboss.org/mailman/listinfo/rules-users _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users

That was exactly what I was hoping for. A bug, not caused by me, that had already been closed. Thanks. On Wed, Feb 19, 2014 at 5:13 AM, tari-manga [via Drools] <[hidden email]> 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 <[hidden email]> 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.... >> Sent from the Drools: User forum mailing list archive at Nabble.com. >> _______________________________________________ >> rules-users mailing list >> [hidden email] >> https://lists.jboss.org/mailman/listinfo/rules-users > > > > _______________________________________________ > rules-users mailing list > [hidden email] > 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/OutOfMemoryError-using-6-0-1-tp4028183p... > To unsubscribe from OutOfMemoryError using 6.0.1, click here. > NAML View this message in context: Re: [rules-users] OutOfMemoryError using 6.0.1 Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users