/** @throws Exception If failed. */
public void testClusterNodeMetrics() throws Exception {
final Ignite ignite0 = grid();
final Ignite ignite1 = startGrid(1);
GridTestUtils.waitForCondition(
new GridAbsPredicate() {
@Override
public boolean apply() {
return ignite0.cluster().nodes().size() == 2 && ignite1.cluster().nodes().size() == 2;
}
},
3000L);
ClusterMetrics metrics0 = ignite0.cluster().localNode().metrics();
ClusterMetrics nodesMetrics =
ignite0
.cluster()
.forNode(ignite0.cluster().localNode(), ignite1.cluster().localNode())
.metrics();
assertEquals(metrics0.getTotalCpus(), nodesMetrics.getTotalCpus());
assertEquals(1, metrics0.getTotalNodes());
assertEquals(2, nodesMetrics.getTotalNodes());
assert metrics0.getHeapMemoryUsed() > 0;
assert metrics0.getHeapMemoryTotal() > 0;
assert metrics0.getNonHeapMemoryMaximum() > 0;
}
/** @throws Exception If failed. */
public void testIoMetrics() throws Exception {
Ignite ignite0 = grid();
Ignite ignite1 = startGrid(1);
Object msg = new TestMessage();
int size = ignite0.configuration().getMarshaller().marshal(msg).length;
assert size > MSG_SIZE;
final CountDownLatch latch = new CountDownLatch(MSG_CNT);
ignite0
.message()
.localListen(
null,
new MessagingListenActor<TestMessage>() {
@Override
protected void receive(UUID nodeId, TestMessage rcvMsg) throws Throwable {
latch.countDown();
}
});
ignite1
.message()
.localListen(
null,
new MessagingListenActor<TestMessage>() {
@Override
protected void receive(UUID nodeId, TestMessage rcvMsg) throws Throwable {
respond(rcvMsg);
}
});
for (int i = 0; i < MSG_CNT; i++) message(ignite0.cluster().forRemotes()).send(null, msg);
latch.await();
ClusterMetrics metrics = ignite0.cluster().localNode().metrics();
info("Node 0 metrics: " + metrics);
// Time sync messages are being sent.
assert metrics.getSentMessagesCount() >= MSG_CNT;
assert metrics.getSentBytesCount() > size * MSG_CNT;
assert metrics.getReceivedMessagesCount() >= MSG_CNT;
assert metrics.getReceivedBytesCount() > size * MSG_CNT;
metrics = ignite1.cluster().localNode().metrics();
info("Node 1 metrics: " + metrics);
// Time sync messages are being sent.
assert metrics.getSentMessagesCount() >= MSG_CNT;
assert metrics.getSentBytesCount() > size * MSG_CNT;
assert metrics.getReceivedMessagesCount() >= MSG_CNT;
assert metrics.getReceivedBytesCount() > size * MSG_CNT;
}
/** @throws Exception If failed. */
public void testInternalTaskMetrics() throws Exception {
Ignite ignite = grid();
// Visor task is internal and should not affect metrics.
ignite.compute().withName("visor-test-task").execute(new TestInternalTask(), "testArg");
// Let metrics update twice.
final CountDownLatch latch = new CountDownLatch(2);
ignite
.events()
.localListen(
new IgnitePredicate<Event>() {
@Override
public boolean apply(Event evt) {
assert evt.type() == EVT_NODE_METRICS_UPDATED;
latch.countDown();
return true;
}
},
EVT_NODE_METRICS_UPDATED);
// Wait for metrics update.
latch.await();
ClusterMetrics metrics = ignite.cluster().localNode().metrics();
info("Node metrics: " + metrics);
assert metrics.getAverageActiveJobs() == 0;
assert metrics.getAverageCancelledJobs() == 0;
assert metrics.getAverageJobExecuteTime() == 0;
assert metrics.getAverageJobWaitTime() == 0;
assert metrics.getAverageRejectedJobs() == 0;
assert metrics.getAverageWaitingJobs() == 0;
assert metrics.getCurrentActiveJobs() == 0;
assert metrics.getCurrentCancelledJobs() == 0;
assert metrics.getCurrentJobExecuteTime() == 0;
assert metrics.getCurrentJobWaitTime() == 0;
assert metrics.getCurrentWaitingJobs() == 0;
assert metrics.getMaximumActiveJobs() == 0;
assert metrics.getMaximumCancelledJobs() == 0;
assert metrics.getMaximumJobExecuteTime() == 0;
assert metrics.getMaximumJobWaitTime() == 0;
assert metrics.getMaximumRejectedJobs() == 0;
assert metrics.getMaximumWaitingJobs() == 0;
assert metrics.getTotalCancelledJobs() == 0;
assert metrics.getTotalExecutedJobs() == 0;
assert metrics.getTotalRejectedJobs() == 0;
assert metrics.getTotalExecutedTasks() == 0;
assertTrue(
"MaximumJobExecuteTime="
+ metrics.getMaximumJobExecuteTime()
+ " is less than AverageJobExecuteTime="
+ metrics.getAverageJobExecuteTime(),
metrics.getMaximumJobExecuteTime() >= metrics.getAverageJobExecuteTime());
}
/** {@inheritDoc} */
@Override
public Set<Long> call() throws IgniteCheckedException {
assert ignite != null;
if (log.isInfoEnabled())
log.info("Running GetAndIncrementJob on node: " + ignite.cluster().localNode().id());
IgniteAtomicSequence seq = ignite.atomicSequence(seqName, 0, true);
assert seq != null;
// Result set.
Set<Long> resSet = new HashSet<>();
// Get sequence value and try to put it result set.
for (int i = 0; i < retries; i++) {
long val = seq.getAndIncrement();
assert !resSet.contains(val) : "Element already in set : " + val;
resSet.add(val);
}
return resSet;
}
/** @throws Exception if error occur. */
@SuppressWarnings("unchecked")
private void checkGar() throws Exception {
initGar = true;
String garDir = "modules/extdata/p2p/deploy";
String garFileName = "p2p.gar";
File origGarPath = U.resolveIgnitePath(garDir + '/' + garFileName);
File tmpPath = new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
if (!tmpPath.mkdir()) throw new IOException("Can not create temp directory");
try {
File newGarFile = new File(tmpPath, garFileName);
U.copy(origGarPath, newGarFile, false);
assert newGarFile.exists();
try {
garFile = "file:///" + tmpPath.getAbsolutePath();
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Integer res =
ignite1
.compute()
.<UUID, Integer>execute(TASK_NAME, ignite2.cluster().localNode().id());
assert res != null;
} finally {
stopGrid(1);
stopGrid(2);
}
} finally {
if (newGarFile != null && !newGarFile.delete()) error("Can not delete temp gar file");
}
} finally {
if (!tmpPath.delete()) error("Can not delete temp directory");
}
}
/**
* Test what happens if peer class loading is disabled.
*
* @throws Exception if error occur.
*/
@SuppressWarnings("unchecked")
private void checkClassNotFound() throws Exception {
initGar = false;
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Class task = extLdr.loadClass(TASK_NAME);
try {
ignite1.compute().execute(task, ignite2.cluster().localNode().id());
assert false;
} catch (IgniteException e) {
info("Received expected exception: " + e);
}
} finally {
stopGrid(1);
stopGrid(2);
}
}
/**
* Grabs local events and detects if events was lost since last poll.
*
* @param ignite Target grid.
* @param evtOrderKey Unique key to take last order key from node local map.
* @param evtThrottleCntrKey Unique key to take throttle count from node local map.
* @param evtTypes Event types to collect.
* @param evtMapper Closure to map grid events to Visor data transfer objects.
* @return Collections of node events
*/
public static Collection<VisorGridEvent> collectEvents(
Ignite ignite,
String evtOrderKey,
String evtThrottleCntrKey,
final int[] evtTypes,
IgniteClosure<Event, VisorGridEvent> evtMapper) {
assert ignite != null;
assert evtTypes != null && evtTypes.length > 0;
ConcurrentMap<String, Long> nl = ignite.cluster().nodeLocalMap();
final long lastOrder = getOrElse(nl, evtOrderKey, -1L);
final long throttle = getOrElse(nl, evtThrottleCntrKey, 0L);
// When we first time arrive onto a node to get its local events,
// we'll grab only last those events that not older than given period to make sure we are
// not grabbing GBs of data accidentally.
final long notOlderThan = System.currentTimeMillis() - EVENTS_COLLECT_TIME_WINDOW;
// Flag for detecting gaps between events.
final AtomicBoolean lastFound = new AtomicBoolean(lastOrder < 0);
IgnitePredicate<Event> p =
new IgnitePredicate<Event>() {
/** */
private static final long serialVersionUID = 0L;
@Override
public boolean apply(Event e) {
// Detects that events were lost.
if (!lastFound.get() && (lastOrder == e.localOrder())) lastFound.set(true);
// Retains events by lastOrder, period and type.
return e.localOrder() > lastOrder
&& e.timestamp() > notOlderThan
&& F.contains(evtTypes, e.type());
}
};
Collection<Event> evts = ignite.events().localQuery(p);
// Update latest order in node local, if not empty.
if (!evts.isEmpty()) {
Event maxEvt = Collections.max(evts, EVTS_ORDER_COMPARATOR);
nl.put(evtOrderKey, maxEvt.localOrder());
}
// Update throttle counter.
if (!lastFound.get())
nl.put(evtThrottleCntrKey, throttle == 0 ? EVENTS_LOST_THROTTLE : throttle - 1);
boolean lost = !lastFound.get() && throttle == 0;
Collection<VisorGridEvent> res = new ArrayList<>(evts.size() + (lost ? 1 : 0));
if (lost) res.add(new VisorGridEventsLost(ignite.cluster().localNode().id()));
for (Event e : evts) {
VisorGridEvent visorEvt = evtMapper.apply(e);
if (visorEvt != null) res.add(visorEvt);
}
return res;
}