public void testSimpleOutOfOffHeapMemoryMemberDisconnects() {
final DistributedSystem system = getSystem();
final Cache cache = getCache();
final DistributionManager dm =
(DistributionManager) ((InternalDistributedSystem) system).getDistributionManager();
Region<Object, Object> region =
cache.createRegionFactory(getRegionShortcut()).setOffHeap(true).create(getRegionName());
OutOfOffHeapMemoryException ooohme;
try {
Object value = new byte[1024];
for (int i = 0; true; i++) {
region.put("key-" + i, value);
}
} catch (OutOfOffHeapMemoryException e) {
ooohme = e;
}
assertNotNull(ooohme);
with()
.pollInterval(100, TimeUnit.MILLISECONDS)
.await()
.atMost(10, TimeUnit.SECONDS)
.until(() -> cache.isClosed() && !system.isConnected() && dm.isClosed());
// wait for cache instance to be nulled out
with()
.pollInterval(100, TimeUnit.MILLISECONDS)
.await()
.atMost(10, TimeUnit.SECONDS)
.until(
() ->
GemFireCacheImpl.getInstance() == null
&& InternalDistributedSystem.getAnyInstance() == null);
assertNull(GemFireCacheImpl.getInstance());
// verify system was closed out due to OutOfOffHeapMemoryException
assertFalse(system.isConnected());
InternalDistributedSystem ids = (InternalDistributedSystem) system;
try {
ids.getDistributionManager();
fail(
"InternalDistributedSystem.getDistributionManager() should throw DistributedSystemDisconnectedException");
} catch (DistributedSystemDisconnectedException expected) {
assertRootCause(expected, OutOfOffHeapMemoryException.class);
}
// verify dm was closed out due to OutOfOffHeapMemoryException
assertTrue(dm.isClosed());
try {
dm.throwIfDistributionStopped();
fail(
"DistributionManager.throwIfDistributionStopped() should throw DistributedSystemDisconnectedException");
} catch (DistributedSystemDisconnectedException expected) {
assertRootCause(expected, OutOfOffHeapMemoryException.class);
}
// verify cache was closed out due to OutOfOffHeapMemoryException
assertTrue(cache.isClosed());
try {
cache.getCancelCriterion().checkCancelInProgress(null);
fail(
"GemFireCacheImpl.getCancelCriterion().checkCancelInProgress should throw DistributedSystemDisconnectedException");
} catch (DistributedSystemDisconnectedException expected) {
assertRootCause(expected, OutOfOffHeapMemoryException.class);
}
}
