[jboss-jira] [JBoss JIRA] (JBRULES-3413) NPE during benchmark when no solution found so far
Martin Vecera (JIRA)
jira-events at lists.jboss.org
Mon Mar 5 14:33:36 EST 2012
Martin Vecera created JBRULES-3413:
--------------------------------------
Summary: 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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