Examples with ShareableResource org.btrplace.model.view.ShareableResource used on opensource projects

Example 11 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class ResourceCapacityChecker method endsWith.

@Override
public boolean endsWith(Model i) {
    ShareableResource r = ShareableResource.get(i, getConstraint().getResource());
    if (r == null) {
        return false;
    }
    int remainder = getConstraint().getAmount();
    for (Node id : getNodes()) {
        if (i.getMapping().isOnline(id)) {
            remainder -= r.sumConsumptions(i.getMapping().getRunningVMs(id), true);
            if (remainder < 0) {
                return false;
            }
        }
    }
    return true;
}

Example 12 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class RelocatableVMTest method testRelocateDueToPreserve.

@Test
public void testRelocateDueToPreserve() throws SchedulerException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    final VM vm1 = mo.newVM();
    final VM vm2 = mo.newVM();
    final VM vm3 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    map.addRunningVM(vm1, n1);
    map.addRunningVM(vm2, n1);
    map.addRunningVM(vm3, n2);
    org.btrplace.model.view.ShareableResource rc = new ShareableResource("cpu", 10, 10);
    rc.setCapacity(n1, 7);
    rc.setConsumption(vm1, 3);
    rc.setConsumption(vm2, 3);
    rc.setConsumption(vm3, 5);
    Preserve pr = new Preserve(vm1, "cpu", 5);
    ChocoScheduler cra = new DefaultChocoScheduler();
    mo.attach(rc);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    cstrs.addAll(Overbook.newOverbooks(map.getAllNodes(), "cpu", 1));
    cstrs.add(pr);
    ReconfigurationPlan p = cra.solve(mo, cstrs);
    Assert.assertNotNull(p);
}

Example 13 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class RelocatableVMTest method testReinstantiationWithPreserve.

@Test
public void testReinstantiationWithPreserve() throws SchedulerException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    VM vm5 = mo.newVM();
    VM vm6 = mo.newVM();
    VM vm7 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    map.addRunningVM(vm5, n1);
    map.addRunningVM(vm6, n1);
    map.addRunningVM(vm7, n2);
    ShareableResource rc = new ShareableResource("cpu", 10, 10);
    rc.setCapacity(n1, 7);
    rc.setConsumption(vm5, 3);
    rc.setConsumption(vm6, 3);
    rc.setConsumption(vm7, 5);
    for (VM vm : map.getAllVMs()) {
        mo.getAttributes().put(vm, "template", "small");
        mo.getAttributes().put(vm, "clone", true);
    }
    Preserve pr = new Preserve(vm5, "cpu", 5);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getDurationEvaluators().register(MigrateVM.class, new ConstantActionDuration<>(20));
    mo.attach(rc);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    cstrs.add(pr);
    cra.doOptimize(true);
    try {
        ReconfigurationPlan p = cra.solve(mo, cstrs);
        Assert.assertNotNull(p);
    } catch (SchedulerException e) {
        Assert.fail(e.getMessage(), e);
    }
}

Example 14 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CShareableResourceTest method testDefaultOverbookRatio.

/**
 * The default overbooking ratio of 1 will make this problem having no solution.
 */
@Test
public void testDefaultOverbookRatio() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    mo.getMapping().on(n1).run(n1, vm1, vm2);
    ShareableResource rc = new ShareableResource("foo", 0, 0);
    rc.setConsumption(vm1, 2);
    rc.setConsumption(vm2, 3);
    rc.setCapacity(n1, 5);
    mo.attach(rc);
    ChocoScheduler s = new DefaultChocoScheduler();
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.add(new Fence(vm1, n1));
    cstrs.add(new Preserve(vm2, "foo", 4));
    // rp.solve(0, false);
    ReconfigurationPlan p = s.solve(mo, cstrs);
    Assert.assertNull(p);
}

Example 15 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CShareableResourceTest method testInsertAction.

/**
 * Reproduce issue#145.
 */
/*@Test*/
public void testInsertAction() {
    Model mo = new DefaultModel();
    ShareableResource cpu = new ShareableResource("cpu");
    ShareableResource mem = new ShareableResource("mem");
    mo.attach(cpu);
    mo.attach(mem);
    Node node = mo.newNode();
    Node node2 = mo.newNode();
    mo.getMapping().on(node, node2);
    cpu.setCapacity(node, 100000);
    mem.setCapacity(node, 100000);
    cpu.setCapacity(node2, 100000);
    mem.setCapacity(node2, 100000);
    for (int i = 0; i < 10000; i++) {
        VM vm = mo.newVM();
        mo.getMapping().run(node, vm);
        cpu.setConsumption(vm, 1);
        mem.setConsumption(vm, 1);
    }
    ChocoScheduler sched = new DefaultChocoScheduler();
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Running.newRunning(mo.getMapping().getAllVMs()));
    cstrs.addAll(NoDelay.newNoDelay(mo.getMapping().getAllVMs()));
    cstrs.addAll(Fence.newFence(mo.getMapping().getAllVMs(), Arrays.asList(node2)));
    cstrs.addAll(Preserve.newPreserve(mo.getMapping().getAllVMs(), "cpu", 2));
    cstrs.addAll(Preserve.newPreserve(mo.getMapping().getAllVMs(), "mem", 2));
    ReconfigurationPlan plan = sched.solve(mo, cstrs);
    System.out.println(plan);
    System.out.println(sched.getStatistics());
}