TestUtils.createResourceRequest(rack_1, 1*GB, 1,
priority, recordFactory));
app_0_requests_0.add(
TestUtils.createResourceRequest(RMNodeImpl.ANY, 1*GB, 1, // one extra
priority, recordFactory));
app_0.updateResourceRequests(app_0_requests_0);
assertEquals(1, app_0.getTotalRequiredResources(priority));
String host_3 = "host_3"; // on rack_1
SchedulerNode node_3 = TestUtils.getMockNode(host_3, rack_1, 0, 8*GB);