Examples with ChocoScheduler org.btrplace.scheduler.choco.ChocoScheduler used on opensource projects

Example 36 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CSpreadTest method testFoo.

@Test
public void testFoo() {
    String buf = "{\"model\":{\"mapping\":{\"readyVMs\":[],\"onlineNodes\":{\"0\":{\"sleepingVMs\":[],\"runningVMs\":[4,3,2,1,0]},\"1\":{\"sleepingVMs\":[],\"runningVMs\":[9,8,7,6,5]},\"2\":{\"sleepingVMs\":[],\"runningVMs\":[14,13,12,11,10]},\"3\":{\"sleepingVMs\":[],\"runningVMs\":[17,16,15]}},\"offlineNodes\":[]},\"attributes\":{\"nodes\":{},\"vms\":{}},\"views\":[{\"defConsumption\":0,\"nodes\":{\"0\":48986,\"1\":48986,\"2\":48986,\"3\":48986},\"rcId\":\"memory\",\"id\":\"shareableResource\",\"defCapacity\":0,\"vms\":{\"11\":8661,\"12\":8661,\"13\":8661,\"14\":8661,\"15\":8661,\"16\":8661,\"17\":8661,\"0\":8661,\"1\":8661,\"2\":8661,\"3\":8661,\"4\":8661,\"5\":8661,\"6\":8661,\"7\":8661,\"8\":8661,\"9\":8665,\"10\":8661}},{\"defConsumption\":0,\"nodes\":{\"0\":47040,\"1\":47040,\"2\":47040,\"3\":47098},\"rcId\":\"cpu\",\"id\":\"shareableResource\",\"defCapacity\":0,\"vms\":{\"11\":6,\"12\":6,\"13\":11,\"14\":12,\"15\":5,\"16\":5,\"17\":5,\"0\":5029,\"1\":8956,\"2\":6009,\"3\":9856,\"4\":27,\"5\":6,\"6\":5,\"7\":5,\"8\":6,\"9\":4,\"10\":6}},{\"defConsumption\":0,\"nodes\":{\"0\":1727,\"1\":1705,\"2\":1727,\"3\":1673},\"rcId\":\"controller_cpu\",\"id\":\"shareableResource\",\"defCapacity\":0,\"vms\":{\"11\":42,\"12\":22,\"13\":9,\"14\":28,\"15\":30,\"16\":29,\"17\":31,\"0\":28,\"1\":56,\"2\":43,\"3\":49,\"4\":26,\"5\":19,\"6\":38,\"7\":25,\"8\":35,\"9\":57,\"10\":39}}]},\"constraints\":[{\"rc\":\"cpu\",\"amount\":26927,\"nodes\":[0],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"memory\",\"amount\":48986,\"nodes\":[0],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"controller_cpu\",\"amount\":1468,\"nodes\":[0],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"cpu\",\"amount\":6035,\"vm\":0,\"id\":\"preserve\"},{\"rc\":\"cpu\",\"amount\":10747,\"vm\":1,\"id\":\"preserve\"},{\"rc\":\"cpu\",\"amount\":7211,\"vm\":2,\"id\":\"preserve\"},{\"rc\":\"cpu\",\"amount\":11827,\"vm\":3,\"id\":\"preserve\"},{\"rc\":\"cpu\",\"amount\":32,\"vm\":4,\"id\":\"preserve\"},{\"rc\":\"cpu\",\"amount\":26927,\"nodes\":[1],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"memory\",\"amount\":48986,\"nodes\":[1],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"controller_cpu\",\"amount\":1449,\"nodes\":[1],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"cpu\",\"amount\":26927,\"nodes\":[2],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"memory\",\"amount\":48986,\"nodes\":[2],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"controller_cpu\",\"amount\":1468,\"nodes\":[2],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"cpu\",\"amount\":26961,\"nodes\":[3],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"memory\",\"amount\":48986,\"nodes\":[3],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"rc\":\"controller_cpu\",\"amount\":1422,\"nodes\":[3],\"continuous\":false,\"id\":\"resourceCapacity\"},{\"continuous\":true,\"id\":\"spread\",\"vms\":[17,3,9,13]}],\"objective\":{\"id\":\"minimizeMTTR\"}}";
    Instance i = JSON.readInstance(new StringReader(buf));
    ChocoScheduler s = new DefaultChocoScheduler();
    // s.doOptimize(false);
    s.setMaxEnd(3);
    s.doRepair(true);
    s.solve(i);
}

Example 37 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CSpreadTest method testDiscrete.

@Test
public void testDiscrete() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Node n3 = mo.newNode();
    mo.getMapping().on(n1, n2, n3).run(n1, vm1).run(n2, vm2);
    List<SatConstraint> cstr = new ArrayList<>();
    ChocoScheduler cra = new DefaultChocoScheduler();
    Spread s = new Spread(mo.getMapping().getAllVMs());
    s.setContinuous(false);
    cstr.add(s);
    cstr.addAll(Online.newOnline(mo.getMapping().getAllNodes()));
    cstr.add(new Fence(vm1, Collections.singleton(n2)));
    ReconfigurationPlan p = cra.solve(mo, cstr);
    Assert.assertNotNull(p);
    System.err.println(p);
    Mapping res = p.getResult().getMapping();
    Assert.assertEquals(2, p.getSize());
    Assert.assertNotSame(res.getVMLocation(vm1), res.getVMLocation(vm2));
}

Example 38 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CSpreadTest method testIssue48.

@Test
public void testIssue48() {
    Model mo = new DefaultModel();
    VM v1 = mo.newVM();
    VM v2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    mo.getMapping().on(n1, n2).ready(v1).run(n1, v2);
    Spread s = new Spread(mo.getMapping().getAllVMs(), true);
    ChocoScheduler sched = new DefaultChocoScheduler();
    Assert.assertNotNull(sched.solve(mo, Arrays.asList(s)));
}

Example 39 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CMinMigrationsTest method simpleTest.

@Test
public void simpleTest() {
    Model mo = new DefaultModel();
    Node n0 = mo.newNode();
    Node n1 = mo.newNode();
    VM vm0 = mo.newVM();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    mo.getMapping().on(n0, n1).run(n0, vm0, vm1, vm2);
    ShareableResource mem = new ShareableResource("mem", 5, 1);
    // cpu dimension to create the violation
    ShareableResource cpu = new ShareableResource("cpu", 5, 1);
    // VM0 as the big VM
    mem.setConsumption(vm0, 3);
    mo.attach(cpu);
    mo.attach(mem);
    List<SatConstraint> cstrs = new ArrayList<>();
    // The 3 VMs no longer feet on n0
    cstrs.add(new Preserve(vm0, "cpu", 5));
    ChocoScheduler s = new DefaultChocoScheduler();
    s.doOptimize(true);
    ReconfigurationPlan p = s.solve(mo, cstrs, new MinMigrations());
    System.out.println(s.getStatistics());
    System.out.println(p);
    // VM0 to n1
    Assert.assertEquals(p.getActions().size(), 1);
    // VM0 to n1
    Assert.assertEquals(p.getResult().getMapping().getVMLocation(vm0), n1);
}

Example 40 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CMinMigrationsTest method main.

public static void main(String[] args) {
    String root = "/Users/fabien.hermenier/Documents/BtrPlace/nutanix/instances";
    List<OptConstraint> objs = Arrays.asList(/*new MinMTTR(),*/
    new MinMigrations());
    boolean verbose = true;
    for (OptConstraint o : objs) {
        System.out.print(" " + o);
    }
    System.out.println();
    for (int idx = 1; idx <= 256; idx += 5) {
        String path = root + "/lazan/lazan-" + idx + ".json.gz";
        if (verbose) {
            System.out.println("--- " + idx + " --- ");
        } else {
            System.out.print(idx);
        }
        List<Long> res = new ArrayList<>();
        for (OptConstraint o : objs) {
            if (verbose) {
                System.out.println("\t" + o);
            }
            Instance i = JSON.readInstance(new File(path));
            if (Network.get(i.getModel()) != null) {
                i.getModel().detach(Network.get(i.getModel()));
            }
            i = new Instance(i.getModel(), i.getSatConstraints(), o);
            ChocoScheduler s = new DefaultChocoScheduler();
            s.doOptimize(false);
            s.setTimeLimit(30);
            s.doRepair(false);
            ReconfigurationPlan p = s.solve(i);
            Assert.assertNotNull(p);
            res.add(p.getActions().stream().filter(x -> x instanceof MigrateVM).mapToLong(x -> x.getEnd() - x.getStart()).sum());
            // res.add((long)s.getStatistics().lastSolution().getDuration());
            if (verbose) {
                System.out.println(s.getStatistics());
            // System.out.println(p);
            }
        }
        if (!verbose) {
            for (Long l : res) {
                System.out.print("\t" + l);
            }
            System.out.println();
        }
    }
}