| /* |
| * 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.pulsar.broker.loadbalance.extensions.data; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.greaterThanOrEqualTo; |
| import static org.testng.Assert.assertEquals; |
| |
| import org.apache.pulsar.broker.ServiceConfiguration; |
| import org.apache.pulsar.policies.data.loadbalancer.ResourceUsage; |
| import org.apache.pulsar.policies.data.loadbalancer.SystemResourceUsage; |
| import org.testng.annotations.Test; |
| |
| /** |
| * Unit test of {@link BrokerLoadData}. |
| * TODO: Add more units test. |
| */ |
| @Test(groups = "broker") |
| public class BrokerLoadDataTest { |
| |
| @Test |
| public void testUpdateBySystemResourceUsage() { |
| |
| ServiceConfiguration conf = new ServiceConfiguration(); |
| conf.setLoadBalancerCPUResourceWeight(0.5); |
| conf.setLoadBalancerMemoryResourceWeight(0.5); |
| conf.setLoadBalancerDirectMemoryResourceWeight(0.5); |
| conf.setLoadBalancerBandwithInResourceWeight(0.5); |
| conf.setLoadBalancerBandwithOutResourceWeight(0.5); |
| conf.setLoadBalancerHistoryResourcePercentage(0.75); |
| |
| BrokerLoadData data = new BrokerLoadData(); |
| |
| long now = System.currentTimeMillis(); |
| SystemResourceUsage usage1 = new SystemResourceUsage(); |
| var cpu = new ResourceUsage(1.0, 100.0); |
| var memory = new ResourceUsage(800.0, 200.0); |
| var directMemory= new ResourceUsage(2.0, 100.0); |
| var bandwidthIn= new ResourceUsage(3.0, 100.0); |
| var bandwidthOut= new ResourceUsage(4.0, 100.0); |
| usage1.setCpu(cpu); |
| usage1.setMemory(memory); |
| usage1.setDirectMemory(directMemory); |
| usage1.setBandwidthIn(bandwidthIn); |
| usage1.setBandwidthOut(bandwidthOut); |
| data.update(usage1, 1, 2, 3, 4, 5, 6, conf); |
| |
| assertEquals(data.getCpu(), cpu); |
| assertEquals(data.getMemory(), memory); |
| assertEquals(data.getDirectMemory(), directMemory); |
| assertEquals(data.getBandwidthIn(), bandwidthIn); |
| assertEquals(data.getBandwidthOut(), bandwidthOut); |
| assertEquals(data.getMsgThroughputIn(), 1.0); |
| assertEquals(data.getMsgThroughputOut(), 2.0); |
| assertEquals(data.getMsgRateIn(), 3.0); |
| assertEquals(data.getMsgRateOut(), 4.0); |
| assertEquals(data.getBundleCount(), 5); |
| assertEquals(data.getTopics(), 6); |
| assertEquals(data.getMaxResourceUsage(), 0.04); // skips memory usage |
| assertEquals(data.getWeightedMaxEMA(), 2); |
| assertEquals(data.getMsgThroughputEMA(), 3); |
| assertThat(data.getUpdatedAt(), greaterThanOrEqualTo(now)); |
| |
| now = System.currentTimeMillis(); |
| SystemResourceUsage usage2 = new SystemResourceUsage(); |
| cpu = new ResourceUsage(300.0, 100.0); |
| memory = new ResourceUsage(200.0, 200.0); |
| directMemory= new ResourceUsage(2.0, 100.0); |
| bandwidthIn= new ResourceUsage(3.0, 100.0); |
| bandwidthOut= new ResourceUsage(4.0, 100.0); |
| usage2.setCpu(cpu); |
| usage2.setMemory(memory); |
| usage2.setDirectMemory(directMemory); |
| usage2.setBandwidthIn(bandwidthIn); |
| usage2.setBandwidthOut(bandwidthOut); |
| data.update(usage2, 5, 6, 7, 8, 9, 10, conf); |
| |
| assertEquals(data.getCpu(), cpu); |
| assertEquals(data.getMemory(), memory); |
| assertEquals(data.getDirectMemory(), directMemory); |
| assertEquals(data.getBandwidthIn(), bandwidthIn); |
| assertEquals(data.getBandwidthOut(), bandwidthOut); |
| assertEquals(data.getMsgThroughputIn(), 5.0); |
| assertEquals(data.getMsgThroughputOut(), 6.0); |
| assertEquals(data.getMsgRateIn(), 7.0); |
| assertEquals(data.getMsgRateOut(), 8.0); |
| assertEquals(data.getBundleCount(), 9); |
| assertEquals(data.getTopics(), 10); |
| assertEquals(data.getMaxResourceUsage(), 3.0); |
| assertEquals(data.getWeightedMaxEMA(), 1.875); |
| assertEquals(data.getMsgThroughputEMA(), 5); |
| assertThat(data.getUpdatedAt(), greaterThanOrEqualTo(now)); |
| assertEquals(data.getReportedAt(), 0l); |
| assertEquals(data.toString(conf), "cpu= 300.00%, memory= 100.00%, directMemory= 2.00%, " |
| + "bandwithIn= 3.00%, bandwithOut= 4.00%, " |
| + "cpuWeight= 0.500000, memoryWeight= 0.500000, directMemoryWeight= 0.500000, " |
| + "bandwithInResourceWeight= 0.500000, bandwithOutResourceWeight= 0.500000, " |
| + "msgThroughputIn= 5.00, msgThroughputOut= 6.00, " |
| + "msgRateIn= 7.00, msgRateOut= 8.00, bundleCount= 9, " |
| + "maxResourceUsage= 300.00%, weightedMaxEMA= 187.50%, msgThroughputEMA= 5.00, " |
| + "updatedAt= " + data.getUpdatedAt() + ", reportedAt= " + data.getReportedAt()); |
| |
| data.clear(); |
| assertEquals(data, new BrokerLoadData()); |
| } |
| |
| @Test |
| public void testUpdateByBrokerLoadData() { |
| ServiceConfiguration conf = new ServiceConfiguration(); |
| conf.setLoadBalancerCPUResourceWeight(0.5); |
| conf.setLoadBalancerMemoryResourceWeight(0.5); |
| conf.setLoadBalancerDirectMemoryResourceWeight(0.5); |
| conf.setLoadBalancerBandwithInResourceWeight(0.5); |
| conf.setLoadBalancerBandwithOutResourceWeight(0.5); |
| conf.setLoadBalancerHistoryResourcePercentage(0.75); |
| |
| BrokerLoadData data = new BrokerLoadData(); |
| BrokerLoadData other = new BrokerLoadData(); |
| |
| SystemResourceUsage usage1 = new SystemResourceUsage(); |
| var cpu = new ResourceUsage(1.0, 100.0); |
| var memory = new ResourceUsage(800.0, 200.0); |
| var directMemory= new ResourceUsage(2.0, 100.0); |
| var bandwidthIn= new ResourceUsage(3.0, 100.0); |
| var bandwidthOut= new ResourceUsage(4.0, 100.0); |
| usage1.setCpu(cpu); |
| usage1.setMemory(memory); |
| usage1.setDirectMemory(directMemory); |
| usage1.setBandwidthIn(bandwidthIn); |
| usage1.setBandwidthOut(bandwidthOut); |
| other.update(usage1, 1, 2, 3, 4, 5, 6, conf); |
| data.update(other); |
| |
| assertEquals(data, other); |
| |
| data.clear(); |
| assertEquals(data, new BrokerLoadData()); |
| } |
| |
| |
| } |