Examples with Model org.btrplace.model.Model used on opensource projects

Example 71 with Model

use of org.btrplace.model.Model 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 72 with Model

use of org.btrplace.model.Model in project scheduler by btrplace.

the class CMinMigrationsTest method testWithFreeNodes.

/**
 * Issue #137.
 * ShutdownableNode.isOnline() is not instantiated at the end of the problem
 */
@Test
public void testWithFreeNodes() {
    Model mo = new DefaultModel();
    Node n0 = mo.newNode();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    VM v1 = mo.newVM();
    VM v2 = mo.newVM();
    DefaultChocoScheduler s = new DefaultChocoScheduler();
    mo.getMapping().on(n0, n1, n2).run(n0, v1, v2);
    Instance i = new Instance(mo, Arrays.asList(new Spread(mo.getMapping().getAllVMs(), false)), new MinMigrations());
    ReconfigurationPlan p = s.solve(i);
    Assert.assertNotNull(p);
}

Example 73 with Model

use of org.btrplace.model.Model in project scheduler by btrplace.

the class DurationFromOptionalAttributeTest method test.

@Test
public void test() {
    Model mo = new DefaultModel();
    Attributes attrs = mo.getAttributes();
    ActionDurationEvaluator<VM> parent = new ConstantActionDuration<>(15);
    VM vm1 = mo.newVM();
    ActionDurationFromOptionalAttribute<VM> dev = new ActionDurationFromOptionalAttribute<>("boot", parent);
    Assert.assertEquals(parent, dev.getParent());
    Assert.assertEquals("boot", dev.getAttributeKey());
    Assert.assertEquals(15, dev.evaluate(mo, vm1));
    attrs.put(vm1, "boot", 7);
    Assert.assertEquals(7, dev.evaluate(mo, vm1));
    parent = new ConstantActionDuration<>(2);
    dev.setParent(parent);
    attrs.clear();
    Assert.assertEquals(2, dev.evaluate(mo, vm1));
    Assert.assertEquals(parent, dev.getParent());
    Assert.assertFalse(dev.toString().contains("null"));
}

Example 74 with Model

use of org.btrplace.model.Model in project scheduler by btrplace.

the class LinearToAResourceDurationTest method testSimple.

@Test
public void testSimple() {
    ShareableResource rc = new ShareableResource("foo", 0, 0);
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    mo.attach(rc);
    rc.setConsumption(vm1, 3);
    LinearToAResourceActionDuration<VM> d = new LinearToAResourceActionDuration<>("foo", 3);
    System.out.println(d.toString());
    Assert.assertEquals(d.getCoefficient(), 3.0);
    Assert.assertEquals(d.getOffset(), 0.0);
    Assert.assertEquals(d.getResourceId(), "foo");
    Assert.assertEquals(d.evaluate(mo, vm1), 9);
    Assert.assertEquals(d.evaluate(mo, vm2), 0);
    d = new LinearToAResourceActionDuration<>("foo", 3, 4);
    Assert.assertEquals(d.evaluate(mo, vm1), 13);
    Assert.assertEquals(d.evaluate(mo, vm3), 4);
    d = new LinearToAResourceActionDuration<>("bar", 3, 4);
    Assert.assertEquals(d.evaluate(mo, vm3), -1);
    d.setCoefficient(5);
    d.setOffset(12);
    d.setResourceId("bar");
    Assert.assertEquals(d.getCoefficient(), 5.0);
    Assert.assertEquals(d.getOffset(), 12.0);
    Assert.assertEquals(d.getResourceId(), "bar");
}

Example 75 with Model

use of org.btrplace.model.Model in project scheduler by btrplace.

the class ScriptTest method testNodeAddition.

public void testNodeAddition() {
    Script v = new Script();
    Model mo = new DefaultModel();
    BtrpElement n1 = new BtrpElement(BtrpOperand.Type.NODE, "@N1", mo.newNode());
    BtrpElement n2 = new BtrpElement(BtrpOperand.Type.NODE, "@N2", mo.newNode());
    v.add(n1);
    v.add(n2);
    Assert.assertEquals(v.getNodes().size(), 2);
    Assert.assertTrue(v.getNodes().contains(n1.getElement()) && v.getNodes().contains(n2.getElement()));
}