Examples with SolutionStatistics org.btrplace.scheduler.choco.runner.SolutionStatistics used on opensource projects

Example 1 with SolutionStatistics

use of org.btrplace.scheduler.choco.runner.SolutionStatistics in project scheduler by btrplace.

the class UCC15 method duration.

/*@Test
    public void go() throws Exception {
        StringBuilder res = new StringBuilder("SIZE;DURATION\n");
        int nb = 1;
        for (int i = 0; i < nb; i++) {
            res.append("x1;" + duration(decommissioning_10gb()) + "\n");
        }
        for (int i = 0; i < nb; i++) {
            res.append("x2;" + duration(decommissioning_20gb()) + "\n");
        }
        for (int i = 0; i < nb; i++) {
            res.append("x4;" + duration(decommissioning_40gb()) + "\n");
        }
        for (int i = 0; i < nb; i++) {
            res.append("x10;" + duration(decommissioning_100gb()) + "\n");
        }
        System.err.println(res);
    }*/
public double duration(SolvingStatistics s) {
    SolutionStatistics x = s.getSolutions().get(0);
    System.out.println(s);
    return x.getMetrics().timeCount() * 1000 + s.getCoreBuildDuration() + s.getSpecializationDuration();
}

Example 2 with SolutionStatistics

use of org.btrplace.scheduler.choco.runner.SolutionStatistics in project scheduler by btrplace.

the class InstanceSolverRunner method call.

@Override
// for the LifeCycleViolationException
@SuppressWarnings("squid:S1166")
public SolvingStatistics call() throws SchedulerException {
    stats = new SingleRunnerStatistics(params, instance, System.currentTimeMillis());
    rp = null;
    // Build the core problem
    long d = -System.currentTimeMillis();
    try {
        rp = buildRP();
    } catch (@SuppressWarnings("unused") LifeCycleViolationException ex) {
        // If there is a violation of the cycle it is not a bug that should be propagated
        // it it just indicating there is no solution
        stats.setCompleted(true);
        stats.setMetrics(new Metrics());
        return stats;
    } finally {
        d += System.currentTimeMillis();
        stats.setCoreBuildDuration(d);
    }
    stats.setNbManagedVMs(rp.getManageableVMs().size());
    // Customize the core problem
    d = -System.currentTimeMillis();
    if (!specialise()) {
        d += System.currentTimeMillis();
        stats.setSpecialisationDuration(d);
        stats.setCompleted(true);
        return getStatistics();
    }
    d += System.currentTimeMillis();
    stats.setSpecialisationDuration(d);
    // statistics
    stats.setMetrics(new Metrics(rp.getSolver().getMeasures()));
    rp.getLogger().debug(stats.toString());
    // The solution monitor to store the measures at each solution
    rp.getSolver().plugMonitor((IMonitorSolution) () -> {
        Solution solution = new Solution(rp.getModel());
        solution.record();
        ReconfigurationPlan plan = rp.buildReconfigurationPlan(solution, origin);
        views.forEach(v -> v.insertActions(rp, solution, plan));
        MeasuresRecorder m = rp.getSolver().getMeasures();
        SolutionStatistics st = new SolutionStatistics(new Metrics(m), plan);
        IntVar o = rp.getObjective();
        if (o != null) {
            st.setObjective(solution.getIntVal(o));
        }
        stats.addSolution(st);
        params.solutionListeners().forEach(c -> c.accept(rp, plan));
    });
    setVerbosity();
    // The actual solving process
    rp.solve(params.getTimeLimit(), params.doOptimize());
    return getStatistics();
}

Example 3 with SolutionStatistics

use of org.btrplace.scheduler.choco.runner.SolutionStatistics in project scheduler by btrplace.

the class SingleRunnerStatistics method toString.

@Override
public String toString() {
    StringBuilder b = new StringBuilder();
    int nbNodes = instance.getModel().getMapping().getNbNodes();
    int nbVMs = instance.getModel().getMapping().getNbVMs();
    int nbConstraints = instance.getSatConstraints().size();
    b.append(nbNodes).append(" node(s)").append("; ").append(nbVMs).append(" VM(s)");
    if (nbManagedVMs != nbVMs) {
        b.append(" (").append(nbManagedVMs).append(" managed)");
    }
    b.append("; ").append(nbConstraints).append(" constraint(s)");
    if (params.doOptimize()) {
        b.append("; optimize");
    } else {
        b.append("; satisfy");
    }
    if (params.getTimeLimit() > 0) {
        b.append("; timeout: ").append(params.getTimeLimit()).append("s");
    }
    b.append("\nBuilding duration: ").append(coreRPBuildDuration).append("ms (core) + ").append(speRPDuration).append("ms (specialization)");
    b.append("\nAfter ").append(metrics.timeCount()).append("ms of search");
    if (completed) {
        b.append(" (terminated)");
    } else {
        b.append(" (timeout)");
    }
    b.append(": ").append(metrics.toString()).append(", ").append(solutions.size()).append(" solution(s)");
    if (!solutions.isEmpty()) {
        b.append(":\n");
    } else {
        b.append('.');
    }
    int i = 1;
    for (SolutionStatistics st : solutions) {
        b.append('\t').append(i).append(')').append(st.toString()).append("\n");
        i++;
    }
    return b.toString();
}

Example 4 with SolutionStatistics

use of org.btrplace.scheduler.choco.runner.SolutionStatistics in project scheduler by btrplace.

the class SingleRunnerStatisticsTest method testInstantiate.

@Test
public void testInstantiate() {
    Parameters ps = new DefaultParameters();
    Model mo = new DefaultModel();
    long st = System.currentTimeMillis();
    List<SatConstraint> cstrs = new ArrayList<>();
    Instance i = new Instance(mo, cstrs, new MinMTTR());
    SingleRunnerStatistics stats = new SingleRunnerStatistics(ps, i, st);
    Assert.assertEquals(stats.getStart(), st);
    Assert.assertEquals(stats.getCoreBuildDuration(), -1);
    Assert.assertEquals(stats.getSpecializationDuration(), -1);
    Assert.assertEquals(stats.getInstance(), i);
    Assert.assertEquals(stats.getNbManagedVMs(), -1);
    Assert.assertEquals(stats.getParameters(), ps);
    Assert.assertEquals(stats.getSolutions().size(), 0);
    Assert.assertEquals(stats.completed(), false);
    Assert.assertEquals(stats.getMetrics(), null);
    stats.setCoreBuildDuration(12);
    stats.setSpecialisationDuration(17);
    stats.setNbManagedVMs(18);
    stats.setCompleted(true);
    Assert.assertEquals(stats.getCoreBuildDuration(), 12);
    Assert.assertEquals(stats.getSpecializationDuration(), 17);
    Assert.assertEquals(stats.getNbManagedVMs(), 18);
    Assert.assertEquals(stats.completed(), true);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(mo);
    SolutionStatistics sol = new SolutionStatistics(new Metrics(), plan);
    stats.addSolution(sol);
    Assert.assertEquals(stats.getSolutions().size(), 1);
    Assert.assertEquals(stats.getSolutions().get(0), sol);
}