Examples with ReconfigurationPlan org.btrplace.plan.ReconfigurationPlan used on opensource projects

Example 6 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class LonelyTest method testContinuousIsSatisfied.

@Test(dependsOnMethods = { "testInstantiation" })
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    List<VM> vms = Util.newVMs(mo, 10);
    List<Node> ns = Util.newNodes(mo, 10);
    Set<VM> s = new HashSet<>(Arrays.asList(vms.get(0), vms.get(1)));
    Mapping map = mo.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    map.addRunningVM(vms.get(0), ns.get(0));
    map.addRunningVM(vms.get(1), ns.get(0));
    map.addRunningVM(vms.get(2), ns.get(1));
    map.addRunningVM(vms.get(3), ns.get(1));
    Lonely l = new Lonely(s, true);
    ReconfigurationPlan p = new DefaultReconfigurationPlan(mo);
    Assert.assertEquals(l.isSatisfied(p), true);
    p.add(new MigrateVM(vms.get(1), ns.get(0), ns.get(1), 2, 4));
    Assert.assertEquals(l.isSatisfied(p), false);
    p.add(new ShutdownVM(vms.get(2), ns.get(1), 0, 1));
    Assert.assertEquals(l.isSatisfied(p), false);
    p.add(new MigrateVM(vms.get(3), ns.get(1), ns.get(2), 1, 2));
    Assert.assertEquals(l.isSatisfied(p), true);
}

Example 7 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class OverbookTest method testContinuousIsSatisfied.

@Test
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    List<VM> vms = Util.newVMs(mo, 10);
    Node n0 = mo.newNode();
    Node n1 = mo.newNode();
    Model i = new DefaultModel();
    Mapping cfg = i.getMapping();
    cfg.addOnlineNode(n0);
    cfg.addOnlineNode(n1);
    ShareableResource rc = new ShareableResource("cpu");
    rc.setCapacity(n0, 1);
    rc.setCapacity(n1, 4);
    rc.setConsumption(vms.get(0), 2);
    rc.setConsumption(vms.get(1), 2);
    rc.setConsumption(vms.get(2), 4);
    cfg.addRunningVM(vms.get(0), n0);
    cfg.addRunningVM(vms.get(1), n1);
    cfg.addRunningVM(vms.get(2), n1);
    cfg.addRunningVM(vms.get(3), n1);
    i.attach(rc);
    Overbook o = new Overbook(n1, "cpu", 2);
    o.setContinuous(true);
    ReconfigurationPlan p = new DefaultReconfigurationPlan(i);
    Assert.assertEquals(o.isSatisfied(p), true);
    p.add(new Allocate(vms.get(0), n0, "cpu", 1, 2, 5));
    Assert.assertEquals(o.isSatisfied(p), true);
    p.add(new Allocate(vms.get(1), n1, "cpu", 5, 2, 5));
    Assert.assertEquals(o.isSatisfied(p), false);
    p.add(new Allocate(vms.get(2), n1, "cpu", 2, 0, 1));
    Assert.assertEquals(o.isSatisfied(p), true);
    p.add(new Allocate(vms.get(3), n1, "cpu", 3, 4, 6));
    Assert.assertEquals(o.isSatisfied(p), false);
    p.add(new ShutdownVM(vms.get(2), n1, 2, 3));
    Assert.assertEquals(o.isSatisfied(p), true);
}

Example 8 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class ResourceCapacityTest method testContinuousIsSatisfied.

@Test
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    List<Node> ns = Util.newNodes(mo, 10);
    List<VM> vms = Util.newVMs(mo, 10);
    Mapping map = mo.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    map.addRunningVM(vms.get(0), ns.get(0));
    map.addRunningVM(vms.get(1), ns.get(0));
    map.addRunningVM(vms.get(2), ns.get(1));
    map.addRunningVM(vms.get(3), ns.get(2));
    map.addReadyVM(vms.get(4));
    ShareableResource rc = new ShareableResource("foo", 1, 1);
    mo.attach(rc);
    Set<Node> nodes = new HashSet<>(Arrays.asList(ns.get(0), ns.get(1)));
    ResourceCapacity cc = new ResourceCapacity(nodes, "foo", 4, true);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(mo);
    Assert.assertEquals(cc.isSatisfied(plan), true);
    // 3/4
    MigrateVM m = new MigrateVM(vms.get(3), ns.get(2), ns.get(1), 0, 1);
    m.addEvent(Action.Hook.POST, new AllocateEvent(vms.get(3), "foo", 2));
    plan.add(m);
    // 5/4
    plan.add(new ShutdownVM(vms.get(2), ns.get(1), 1, 2));
    // 4/4
    plan.add(new BootVM(vms.get(4), ns.get(2), 2, 3));
    // 4/4
    plan.add(new Allocate(vms.get(1), ns.get(0), "foo", 2, 2, 3));
    // 5/4
    plan.add(new MigrateVM(vms.get(0), ns.get(0), ns.get(2), 3, 4));
    System.out.println(plan);
    Assert.assertEquals(cc.isSatisfied(plan), true);
}

Example 9 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan 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 10 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class DefaultReconfigurationProblemTest method testVMCounting.

/**
 * Check the consistency between the variables counting the number of VMs on
 * each node, and the placement variable.
 *
 * @throws org.btrplace.scheduler.SchedulerException
 * @throws ContradictionException
 */
@Test
public void testVMCounting() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    Node n3 = mo.newNode();
    Node n2 = mo.newNode();
    Mapping map = mo.getMapping();
    for (int i = 0; i < 7; i++) {
        VM v = mo.newVM();
        map.addReadyVM(v);
    }
    map.addOnlineNode(n3);
    map.addOnlineNode(n2);
    Parameters ps = new DefaultParameters();
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setParams(ps).setNextVMsStates(new HashSet<>(), map.getAllVMs(), new HashSet<>(), new HashSet<>()).build();
    // Restrict the capacity to 5 at most
    for (IntVar capa : rp.getNbRunningVMs()) {
        capa.updateUpperBound(5, Cause.Null);
    }
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(-1, false);
    Assert.assertNotNull(p);
    // Check consistency between the counting and the hoster variables
    int[] counts = new int[map.getAllNodes().size()];
    for (Node n : map.getOnlineNodes()) {
        int nIdx = rp.getNode(n);
        counts[nIdx] = rp.getNbRunningVMs().get(nIdx).getValue();
    }
    for (VM vm : rp.getFutureRunningVMs()) {
        VMTransition vmo = rp.getVMActions().get(rp.getVM(vm));
        int on = vmo.getDSlice().getHoster().getValue();
        counts[on]--;
    }
    for (int count : counts) {
        Assert.assertEquals(count, 0);
    }
}