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

Example 96 with ReconfigurationPlan

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

the class SplitAmongTest method testContinuousIsSatisfied.

@Test
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    List<Node> ns = Util.newNodes(mo, 5);
    List<VM> vms = Util.newVMs(mo, 5);
    Collection<VM> vs1 = Arrays.asList(vms.get(0), vms.get(1));
    Collection<VM> vs2 = Arrays.asList(vms.get(2), vms.get(3));
    Collection<Collection<VM>> vGrps = Arrays.asList(vs1, vs2);
    Collection<Node> ps1 = Arrays.asList(ns.get(0), ns.get(1));
    Collection<Node> ps2 = Arrays.asList(ns.get(2), ns.get(3));
    Collection<Collection<Node>> pGrps = Arrays.asList(ps1, ps2);
    Mapping map = mo.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    map.addOnlineNode(ns.get(3));
    map.addRunningVM(vms.get(0), ns.get(0));
    map.addRunningVM(vms.get(1), ns.get(0));
    map.addRunningVM(vms.get(2), ns.get(2));
    map.addRunningVM(vms.get(3), ns.get(3));
    SplitAmong sp = new SplitAmong(vGrps, pGrps, true);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(mo);
    Assert.assertEquals(sp.isSatisfied(plan), true);
    plan.add(new MigrateVM(vms.get(0), ns.get(0), ns.get(1), 3, 4));
    Assert.assertEquals(sp.isSatisfied(plan), true);
    map.addRunningVM(vms.get(4), ns.get(3));
    Assert.assertEquals(sp.isSatisfied(plan), true);
    plan.add(new MigrateVM(vms.get(1), ns.get(0), ns.get(2), 0, 2));
    Assert.assertEquals(sp.isSatisfied(plan), false);
}

Example 97 with ReconfigurationPlan

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

the class SplitTest method testContinuousIsSatisfied.

@Test
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    List<Node> ns = Util.newNodes(mo, 3);
    List<VM> vms = Util.newVMs(mo, 5);
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    Collection<VM> s1 = Arrays.asList(vms.get(0), vms.get(1));
    Collection<VM> s2 = Arrays.asList(vms.get(2), vms.get(3));
    Collection<VM> s3 = Collections.singleton(vms.get(4));
    Collection<Collection<VM>> args = Arrays.asList(s1, s2, s3);
    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));
    Split sp = new Split(args, true);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(mo);
    Assert.assertEquals(sp.isSatisfied(plan), true);
    // Violation
    map.addRunningVM(vms.get(2), ns.get(0));
    Assert.assertEquals(sp.isSatisfied(plan), false);
    plan.add(new MigrateVM(vms.get(2), ns.get(0), ns.get(1), 0, 1));
    // False cause there is the initial violation
    Assert.assertEquals(sp.isSatisfied(plan), false);
    sp.setContinuous(false);
    Assert.assertEquals(sp.isSatisfied(plan), true);
    sp.setContinuous(true);
    // Temporary overlap
    plan.add(new MigrateVM(vms.get(2), ns.get(1), ns.get(0), 5, 6));
    plan.add(new MigrateVM(vms.get(2), ns.get(0), ns.get(1), 6, 7));
    Assert.assertEquals(sp.isSatisfied(plan), false);
    // Liberate ns.get(0) from vms.get(0) and vms.get(1) before
    plan.add(new SuspendVM(vms.get(0), ns.get(0), ns.get(0), 2, 3));
    plan.add(new ShutdownVM(vms.get(1), ns.get(0), 2, 3));
    sp.setContinuous(false);
    Assert.assertEquals(sp.isSatisfied(plan), true);
}

Example 98 with ReconfigurationPlan

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

the class SpreadTest method testContinuousIsSatisfied.

@Test
public void testContinuousIsSatisfied() {
    Model mo = new DefaultModel();
    List<Node> ns = Util.newNodes(mo, 4);
    List<VM> vms = Util.newVMs(mo, 4);
    Mapping map = mo.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    map.addOnlineNode(ns.get(3));
    map.addRunningVM(vms.get(0), ns.get(0));
    map.addRunningVM(vms.get(1), ns.get(1));
    Spread s = new Spread(map.getAllVMs());
    ReconfigurationPlan p = new DefaultReconfigurationPlan(mo);
    Assert.assertEquals(s.isSatisfied(p), true);
    MigrateVM m1 = new MigrateVM(vms.get(0), ns.get(0), ns.get(1), 1, 2);
    p.add(m1);
    Assert.assertEquals(s.isSatisfied(p), false);
    // No overlapping at moment 1
    MigrateVM m2 = new MigrateVM(vms.get(1), ns.get(1), ns.get(2), 0, 1);
    p.add(m2);
    Assert.assertEquals(s.isSatisfied(p), true);
    map.addRunningVM(vms.get(2), ns.get(1));
    s = new Spread(map.getAllVMs());
    p = new DefaultReconfigurationPlan(mo);
    System.out.println(p.getOrigin() + "\n" + p.getResult());
    Assert.assertEquals(s.isSatisfied(p), false);
    p.add(new MigrateVM(vms.get(2), ns.get(1), ns.get(2), 0, 5));
    Assert.assertEquals(s.isSatisfied(p), true);
}

Example 99 with ReconfigurationPlan

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

the class CShareableResource method insertActions.

@Override
public boolean insertActions(ReconfigurationProblem r, Solution s, ReconfigurationPlan p) {
    Mapping srcMapping = r.getSourceModel().getMapping();
    // Encache the VM -> Action to ease the event injection.
    Map<VM, Action> actions = new HashMap<>();
    p.getActions().stream().filter(RunningVMPlacement.class::isInstance).map(a -> (RunningVMPlacement) a).forEach(a -> actions.put(destVM(a.getVM()), (Action) a));
    for (VM vm : r.getFutureRunningVMs()) {
        Slice dSlice = r.getVMAction(vm).getDSlice();
        Node destNode = r.getNode(s.getIntVal(dSlice.getHoster()));
        if (srcMapping.isRunning(vm) && destNode.equals(srcMapping.getVMLocation(vm))) {
            // Was running and stay on the same node
            // Check if the VM has been cloned
            // TODO: might be too late depending on the symmetry breaking on the actions schedule
            insertAllocateAction(p, vm, destNode, s.getIntVal(dSlice.getStart()));
        } else {
            VM dVM = destVM(vm);
            Action a = actions.get(dVM);
            if (a instanceof MigrateVM) {
                // For a migrated VM, we allocate once the migration over
                insertAllocateEvent(a, Action.Hook.POST, dVM);
            } else {
                // Resume or Boot VM
                // As the VM was not running, we pre-allocate
                insertAllocateEvent(a, Action.Hook.PRE, dVM);
            }
        }
    }
    return true;
}

Example 100 with ReconfigurationPlan

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

the class DefaultChocoSchedulerTest method testOnSolutionHook.

@Test
public void testOnSolutionHook() {
    ChocoScheduler cra = new DefaultChocoScheduler();
    Model mo = new DefaultModel();
    VM vm = mo.newVM();
    Node node = mo.newNode();
    mo.getMapping().on(node).run(node, vm);
    Instance i = new Instance(mo, Running.newRunning(Arrays.asList(vm)), new MinMTTR());
    List<ReconfigurationPlan> onSolutions = new ArrayList<>();
    cra.addSolutionListener((rp, plan) -> onSolutions.add(plan));
    Assert.assertEquals(1, cra.solutionListeners().size());
    ReconfigurationPlan plan = cra.solve(i);
    Assert.assertEquals(1, onSolutions.size());
    Assert.assertEquals(plan, onSolutions.get(0));
}