/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.ignite.internal.processors.cache;
import org.apache.ignite.IgniteCache;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.events.Event;
import org.apache.ignite.events.EventType;
import org.apache.ignite.lang.IgnitePredicate;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
import java.util.concurrent.CountDownLatch;
import static org.apache.ignite.events.EventType.EVT_NODE_METRICS_UPDATED;
/**
* Test for cluster wide offheap cache metrics.
*/
public class OffheapCacheMetricsForClusterGroupSelfTest extends GridCommonAbstractTest {
/** Grid count. */
private static final int GRID_CNT = 3;
/** Client count */
private static final int CLIENT_CNT = 3;
/** Grid client mode */
private boolean clientMode;
/** {@inheritDoc} */
@Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
cfg.setClientMode(clientMode);
return cfg;
}
/** {@inheritDoc} */
@Override protected void beforeTestsStarted() throws Exception {
// start grids
clientMode = false;
for (int i = 0; i < GRID_CNT; i++)
startGrid("server-" + i);
// start clients
clientMode = true;
for (int i = 0; i < CLIENT_CNT; i++)
startGrid("client-" + i);
}
/** {@inheritDoc} */
@Override protected void afterTestsStopped() throws Exception {
stopAllGrids();
}
public void testGetOffHeapPrimaryEntriesCount() throws Exception {
String cacheName = "testGetOffHeapPrimaryEntriesCount";
IgniteCache<Integer, Integer> cache = grid("client-0").createCache(cacheConfiguration(cacheName));
for (int i = 0; i < 1000; i++)
cache.put(i, i);
awaitMetricsUpdate();
assertGetOffHeapPrimaryEntriesCount(cacheName, 1000);
for (int j = 0; j < 1000; j++)
cache.get(j);
awaitMetricsUpdate();
assertGetOffHeapPrimaryEntriesCount(cacheName, 1000);
cache = grid("client-1").cache(cacheName);
for (int j = 0; j < 1000; j++)
cache.get(j);
awaitMetricsUpdate();
assertGetOffHeapPrimaryEntriesCount(cacheName, 1000);
}
/**
* Wait for {@link EventType#EVT_NODE_METRICS_UPDATED} event will be receieved.
*/
private void awaitMetricsUpdate() throws InterruptedException {
final CountDownLatch latch = new CountDownLatch((GRID_CNT + 1) * 2);
IgnitePredicate<Event> lsnr = new IgnitePredicate<Event>() {
@Override public boolean apply(Event ignore) {
latch.countDown();
return true;
}
};
for (int i = 0; i < GRID_CNT; i++)
grid("server-" + i).events().localListen(lsnr, EVT_NODE_METRICS_UPDATED);
latch.await();
}
private void assertGetOffHeapPrimaryEntriesCount(String cacheName, int count) throws Exception {
for (int i = 0; i < GRID_CNT; i++) {
IgniteCache<Integer, Integer> cache = grid("server-" + i).cache(cacheName);
assertEquals(count, cache.metrics().getOffHeapPrimaryEntriesCount());
}
for (int i = 0; i < CLIENT_CNT; i++) {
IgniteCache<Integer, Integer> cache = grid("client-" + i).cache(cacheName);
assertEquals(count, cache.metrics().getOffHeapPrimaryEntriesCount());
}
}
private static CacheConfiguration<Integer, Integer> cacheConfiguration(String cacheName) {
CacheConfiguration<Integer, Integer> cfg = new CacheConfiguration<>(cacheName);
cfg.setBackups(1);
cfg.setStatisticsEnabled(true);
return cfg;
}
}