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

Example 16 with Action

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

the class SuspendVMTest method testSuspendSequences.

/**
 * Test that check that the action duration is lesser than
 * the cSlice duration. This allows actions scheduling
 * In practice, for this test, 2 suspend actions have to be executed sequentially
 */
@Test
public void testSuspendSequences() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Mapping map = mo.getMapping();
    map.addOnlineNode(n1);
    map.addRunningVM(vm1, n1);
    map.addRunningVM(vm2, n1);
    Parameters ps = new DefaultParameters();
    DurationEvaluators dev = ps.getDurationEvaluators();
    dev.register(org.btrplace.plan.event.SuspendVM.class, new ConstantActionDuration<>(5));
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setParams(ps).setNextVMsStates(new HashSet<>(), new HashSet<>(), map.getAllVMs(), new HashSet<>()).build();
    SuspendVM m1 = (SuspendVM) rp.getVMActions().get(rp.getVM(vm1));
    SuspendVM m2 = (SuspendVM) rp.getVMActions().get(rp.getVM(vm2));
    rp.getNodeActions().get(0).getState().instantiateTo(1, Cause.Null);
    org.chocosolver.solver.Model csp = rp.getModel();
    csp.post(csp.arithm(m2.getStart(), ">=", m1.getEnd()));
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(0, false);
    Assert.assertNotNull(p);
    Iterator<Action> ite = p.iterator();
    org.btrplace.plan.event.SuspendVM b1 = (org.btrplace.plan.event.SuspendVM) ite.next();
    org.btrplace.plan.event.SuspendVM b2 = (org.btrplace.plan.event.SuspendVM) ite.next();
    Assert.assertEquals(vm1, b1.getVM());
    Assert.assertEquals(vm2, b2.getVM());
    Assert.assertTrue(b1.getEnd() <= b2.getStart());
    Assert.assertEquals(5, b1.getEnd() - b1.getStart());
    Assert.assertEquals(5, b2.getEnd() - b2.getStart());
}

Example 17 with Action

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

the class ReconfigurationSimulator method at.

private void at(List<Action> starts, List<Action> ends) {
    // Apply all the actions simultaneously, starting by the ending
    start = false;
    for (Action a : ends) {
        a.visit(this);
    }
    start = true;
    for (Action a : starts) {
        a.visit(this);
    }
}

Example 18 with Action

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

the class StaticPartitioning method merge.

private ReconfigurationPlan merge(Instance i, Collection<SolvingStatistics> results) throws SplitException {
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(i.getModel());
    // Only if there is a solution
    for (SolvingStatistics result : results) {
        getStatistics().addPartitionStatistics(result);
        ReconfigurationPlan p = result.lastSolution();
        if (p == null) {
            return null;
        }
        for (Action a : p) {
            if (!plan.add(a)) {
                throw new SplitException(plan.getOrigin(), "Unable to add action '" + a + "' while merging the sub-plans");
            }
        }
    }
    return plan;
}

Example 19 with Action

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

the class ReconfigurationPlanConverter method fromJSON.

@Override
public ReconfigurationPlan fromJSON(JSONObject ob) throws JSONConverterException {
    checkKeys(ob, ORIGIN_LABEL, ACTIONS_LABEL);
    Model m = mc.fromJSON((JSONObject) ob.get(ORIGIN_LABEL));
    ActionConverter ac = new ActionConverter(m);
    ReconfigurationPlan plan = new DefaultReconfigurationPlan(m);
    for (Action a : ac.listFromJSON((JSONArray) ob.get(ACTIONS_LABEL))) {
        plan.add(a);
    }
    return plan;
}

Example 20 with Action

use of org.btrplace.plan.event.Action 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());
}