@Test
public void testProcessInfo() throws Exception {
LOG.info("Process info of JobTracker is : " + cluster.getJTClient().getProcessInfo());
Assert.assertNotNull(cluster.getJTClient().getProcessInfo());
Collection<TTClient> tts = cluster.getTTClients();
for (TTClient tt : tts) {
LOG.info("Process info of TaskTracker is : " + tt.getProcessInfo());
Assert.assertNotNull(tt.getProcessInfo());
}
}
@BeforeClass
public static void before() throws Exception {
String[] excludeExpList = {"java.net.ConnectException", "java.io.IOException"};
cluster = MRCluster.createCluster(conf);
cluster.setExcludeExpList(excludeExpList);
cluster.setUp();
cSize = cluster.getTTClients().size();
jtClient = cluster.getJTClient();
rtClient = jtClient.getProxy();
gridmixDir = new Path("herriot-gridmix");
UtilsForGridmix.createDirs(gridmixDir, rtClient.getDaemonConf());
}
@Test
public void testClusterRestart() throws Exception {
cluster.stop();
// Give the cluster time to stop the whole cluster.
AbstractDaemonClient cli = cluster.getJTClient();
int i = 1;
while (i < 40) {
try {
cli.ping();
Thread.sleep(1000);
i++;
} catch (Exception e) {
break;
}
}
if (i >= 40) {
Assert.fail("JT on " + cli.getHostName() + " Should have been down.");
}
i = 1;
for (AbstractDaemonClient tcli : cluster.getTTClients()) {
i = 1;
while (i < 40) {
try {
tcli.ping();
Thread.sleep(1000);
i++;
} catch (Exception e) {
break;
}
}
if (i >= 40) {
Assert.fail("TT on " + tcli.getHostName() + " Should have been down.");
}
}
cluster.start();
cli = cluster.getJTClient();
i = 1;
while (i < 40) {
try {
cli.ping();
break;
} catch (Exception e) {
i++;
Thread.sleep(1000);
LOG.info("Waiting for Jobtracker on host : " + cli.getHostName() + " to come up.");
}
}
if (i >= 40) {
Assert.fail("JT on " + cli.getHostName() + " Should have been up.");
}
for (AbstractDaemonClient tcli : cluster.getTTClients()) {
i = 1;
while (i < 40) {
try {
tcli.ping();
break;
} catch (Exception e) {
i++;
Thread.sleep(1000);
LOG.info("Waiting for Tasktracker on host : " + tcli.getHostName() + " to come up.");
}
}
if (i >= 40) {
Assert.fail("TT on " + tcli.getHostName() + " Should have been Up.");
}
}
}