[jboss-jira] [JBoss JIRA] (JBRULES-3413) NPE during benchmark when no solution found so far
Geoffrey De Smet (JIRA)
jira-events at lists.jboss.org
Mon Mar 5 15:13:36 EST 2012
[ https://issues.jboss.org/browse/JBRULES-3413?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12673751#comment-12673751 ]
Geoffrey De Smet commented on JBRULES-3413:
-------------------------------------------
Would you rather get a partially initialized solution?
Note that an initialized solution is not possible, as the time given is less then the construction heuristic needs.
Note that construction heuristics will be made configurable so they can run faster (for a score cost).
> NPE during benchmark when no solution found so far
> --------------------------------------------------
>
> Key: JBRULES-3413
> URL: https://issues.jboss.org/browse/JBRULES-3413
> Project: Drools
> Issue Type: Bug
> Security Level: Public(Everyone can see)
> Components: drools-planner
> Affects Versions: 5.4.0.Beta2
> Reporter: Martin Vecera
> Assignee: Geoffrey De Smet
>
> Running a benchamrk on a slow machine throws a NPE because there is no best solution found yet.
> Benchmark log:
> {code}
> 19:19:09.454 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - Benchmarking started: solverBenchmarkList size (2).
> 19:19:09.465 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - ================================================================================
> 19:19:09.465 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - Warming up
> 19:19:09.465 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - ================================================================================
> 19:19:14.598 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving started: time spend (0), score (null), new best score (null), random seed (0).
> 19:19:16.809 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.c.g.DefaultGreedyFitSolverPhase - Phase construction heuristic ended: step total (24), time spend (2211), best score (0hard/-42soft).
> 19:20:22.537 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (30), time spend (67939), best score (0hard/-33soft).
> 19:20:22.538 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving ended: time spend (67940), best score (0hard/-33soft), average calculate count per second (17).
> 19:20:22.538 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - ================================================================================
> 19:20:22.538 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - Finished warmUp
> 19:20:22.538 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.b.core.DefaultPlannerBenchmark - ================================================================================
> 19:21:04.936 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving started: time spend (0), score (null), new best score (null), random seed (0).
> 19:21:23.205 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.c.g.DefaultGreedyFitSolverPhase - Phase construction heuristic ended: step total (24), time spend (18269), best score (0hard/-42soft).
> 19:21:25.876 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (83), time spend (20940), best score (0hard/-16soft).
> 19:21:28.444 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (36), time spend (23508), best score (0hard/0soft).
> 19:21:28.445 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving ended: time spend (23509), best score (0hard/0soft), average calculate count per second (286).
> 19:21:28.988 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving started: time spend (0), score (null), new best score (null), random seed (0).
> 19:21:29.759 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.c.g.DefaultGreedyFitSolverPhase - Phase construction heuristic ended: step total (24), time spend (771), best score (0hard/-42soft).
> 19:21:31.522 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (93), time spend (2534), best score (0hard/-21soft).
> 19:21:31.881 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (10), time spend (2893), best score (0hard/0soft).
> 19:21:31.882 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving ended: time spend (2894), best score (0hard/0soft), average calculate count per second (1005).
> 19:21:32.121 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving started: time spend (0), score (null), new best score (null), random seed (0).
> 19:21:35.250 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.c.g.DefaultGreedyFitSolverPhase - Phase construction heuristic ended: step total (93), time spend (3129), best score (-6hard/-214soft).
> 19:22:05.244 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (166), time spend (33123), best score (0hard/-249soft).
> 19:22:39.981 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.l.DefaultLocalSearchSolverPhase - Phase local search ended: step total (2), time spend (67860), best score (0hard/-239soft).
> 19:22:39.981 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving ended: time spend (67860), best score (0hard/-239soft), average calculate count per second (166).
> 19:22:54.490 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving started: time spend (0), score (null), new best score (null), random seed (0).
> 19:23:54.743 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.c.c.g.DefaultGreedyFitSolverPhase - Phase construction heuristic ended: step total (53), time spend (60253), best score (null).
> 19:23:54.748 [org.drools.planner.examples.tournaments.Benchmark.main()] INFO o.d.p.core.solver.DefaultSolver - Solving ended: time spend (60258), best score (null), average calculate count per second (54).
> {code}
> Exception:
> {code}
> Caused by: java.lang.NullPointerException
> at org.drools.planner.benchmark.core.ProblemBenchmark.benchmark(ProblemBenchmark.java:127)
> at org.drools.planner.benchmark.core.DefaultPlannerBenchmark.benchmark(DefaultPlannerBenchmark.java:133)
> at org.drools.planner.examples.tournaments.Benchmark.main(Benchmark.java:25)
> ... 6 more
> {code}
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