Examples with Allocate org.btrplace.plan.event.Allocate used on opensource projects

Example 6 with Allocate

use of org.btrplace.plan.event.Allocate in project scheduler by btrplace.

the class COverbookTest method testWithIncrease.

/**
 * Test with a root VM that has increasing need and another one that prevent it
 * to get the resources immediately
 */
@Test
public void testWithIncrease() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Mapping map = mo.getMapping().on(n1).run(n1, vm1, vm2);
    org.btrplace.model.view.ShareableResource rc = new ShareableResource("foo");
    rc.setCapacity(n1, 5);
    rc.setConsumption(vm1, 3);
    rc.setConsumption(vm2, 2);
    mo.attach(rc);
    ChocoScheduler cra = new DefaultChocoScheduler();
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    Overbook o = new Overbook(n1, "foo", 1);
    o.setContinuous(true);
    cstrs.add(o);
    cstrs.add(new Ready(vm2));
    cstrs.add(new Preserve(vm1, "foo", 5));
    ReconfigurationPlan p = cra.solve(mo, cstrs);
    Assert.assertNotNull(p);
    Assert.assertEquals(p.getSize(), 2);
    Action al = p.getActions().stream().filter(s -> s instanceof Allocate).findAny().get();
    Action sh = p.getActions().stream().filter(s -> s instanceof ShutdownVM).findAny().get();
    Assert.assertTrue(sh.getEnd() <= al.getStart());
}

Example 7 with Allocate

use of org.btrplace.plan.event.Allocate in project scheduler by btrplace.

the class PreserveTest method testIsSatisfied.

@Test(dependsOnMethods = { "testInstantiation" })
public void testIsSatisfied() {
    Model m = new DefaultModel();
    List<VM> vms = Util.newVMs(m, 5);
    List<Node> ns = Util.newNodes(m, 5);
    ShareableResource rc = new ShareableResource("cpu", 3, 3);
    Mapping map = m.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addRunningVM(vms.get(0), ns.get(0));
    map.addSleepingVM(vms.get(1), ns.get(0));
    map.addRunningVM(vms.get(2), ns.get(0));
    m.attach(rc);
    Preserve p = new Preserve(vms.get(0), "cpu", 3);
    rc.setConsumption(vms.get(0), 3);
    // Not running so we don't care
    rc.setConsumption(vms.get(1), 1);
    rc.setConsumption(vms.get(2), 3);
    Assert.assertEquals(true, p.isSatisfied(m));
    // Set to 3 by default
    rc.unset(vms.get(2));
    Assert.assertEquals(true, p.isSatisfied(m));
    Assert.assertEquals(false, new Preserve(vms.get(2), "mem", 3).isSatisfied(m));
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(m);
    rc.setConsumption(vms.get(1), 1);
    Assert.assertFalse(new Preserve(vms.get(2), "cpu", 4).isSatisfied(plan));
    plan.add(new Allocate(vms.get(2), ns.get(0), "cpu", 7, 5, 7));
    Assert.assertTrue(p.isSatisfied(plan));
    rc.setConsumption(vms.get(0), 1);
    AllocateEvent e = new AllocateEvent(vms.get(0), "cpu", 4);
    Assert.assertFalse(p.isSatisfied(plan));
    MigrateVM mig = new MigrateVM(vms.get(0), ns.get(0), ns.get(1), 0, 3);
    mig.addEvent(Action.Hook.POST, e);
    plan.add(mig);
    Assert.assertTrue(p.isSatisfied(plan));
}

Example 8 with Allocate

use of org.btrplace.plan.event.Allocate in project scheduler by btrplace.

the class TimeBasedPlanApplierTest method makePlan.

private static ReconfigurationPlan makePlan(Model mo, List<Node> ns, List<VM> vms) {
    Mapping map = mo.getMapping();
    map.addOnlineNode(ns.get(0));
    map.addOnlineNode(ns.get(1));
    map.addOnlineNode(ns.get(2));
    map.addOfflineNode(ns.get(3));
    map.addRunningVM(vms.get(0), ns.get(2));
    map.addRunningVM(vms.get(1), ns.get(0));
    map.addRunningVM(vms.get(2), ns.get(1));
    map.addRunningVM(vms.get(3), ns.get(1));
    BootNode bN4 = new BootNode(ns.get(3), 3, 5);
    MigrateVM mVM1 = new MigrateVM(vms.get(0), ns.get(2), ns.get(3), 6, 7);
    Allocate aVM3 = new Allocate(vms.get(2), ns.get(1), "cpu", 7, 8, 9);
    MigrateVM mVM2 = new MigrateVM(vms.get(1), ns.get(0), ns.get(1), 1, 3);
    MigrateVM mVM4 = new MigrateVM(vms.get(3), ns.get(1), ns.get(2), 1, 7);
    ShutdownNode sN1 = new ShutdownNode(ns.get(0), 5, 7);
    ShareableResource rc = new ShareableResource("cpu");
    rc.setConsumption(vms.get(2), 3);
    mo.attach(rc);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(mo);
    plan.add(bN4);
    plan.add(mVM1);
    plan.add(aVM3);
    plan.add(mVM2);
    plan.add(mVM4);
    plan.add(sN1);
    return plan;
}

Example 9 with Allocate

use of org.btrplace.plan.event.Allocate 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;
}