package com.linkedin.helix.messaging.handling;
import java.util.concurrent.ThreadPoolExecutor;
import org.testng.Assert;
import org.testng.annotations.Test;
import com.linkedin.helix.ConfigAccessor;
import com.linkedin.helix.ConfigScope;
import com.linkedin.helix.ConfigScopeBuilder;
import com.linkedin.helix.HelixManager;
import com.linkedin.helix.integration.ZkStandAloneCMTestBase;
import com.linkedin.helix.messaging.DefaultMessagingService;
import com.linkedin.helix.model.Message.MessageType;
import com.linkedin.helix.tools.ClusterStateVerifier;
public class TestResourceThreadpoolSize extends ZkStandAloneCMTestBase
{
@Test
public void TestThreadPoolSizeConfig()
{
String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + 0);
HelixManager manager = _startCMResultMap.get(instanceName)._manager;
ConfigAccessor accessor = manager.getConfigAccessor();
ConfigScope scope =
new ConfigScopeBuilder().forCluster(manager.getClusterName()).forResource("NextDB").build();
accessor.set(scope, HelixTaskExecutor.MAX_THREADS, ""+12);
_setupTool.addResourceToCluster(CLUSTER_NAME, "NextDB", 64, STATE_MODEL);
_setupTool.rebalanceStorageCluster(CLUSTER_NAME, "NextDB", 3);
boolean result = ClusterStateVerifier.verifyByPolling(
new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
Assert.assertTrue(result);
long taskcount = 0;
for (int i = 0; i < NODE_NR; i++)
{
instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
DefaultMessagingService svc = (DefaultMessagingService)(_startCMResultMap.get(instanceName)._manager.getMessagingService());
HelixTaskExecutor helixExecutor = svc.getExecutor();
ThreadPoolExecutor executor = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get(MessageType.STATE_TRANSITION + "." + "NextDB"));
Assert.assertEquals(12, executor.getMaximumPoolSize());
taskcount += executor.getCompletedTaskCount();
Assert.assertTrue(executor.getCompletedTaskCount() > 0);
}
Assert.assertEquals(taskcount, 64 * 4);
}
}