public void testAMRestartWithExistingContainers() throws Exception {
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_AM_MAX_ATTEMPTS, 2);
MockRM rm1 = new MockRM(conf);
rm1.start();
RMApp app1 =
rm1.submitApp(200, "name", "user",
new HashMap<ApplicationAccessType, String>(), false, "default", -1,
null, "MAPREDUCE", false, true);
MockNM nm1 =