| /** |
| * 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.storm.scheduler.resource.strategies.priority; |
| |
| import org.apache.storm.Config; |
| import org.apache.storm.DaemonConfig; |
| import org.apache.storm.scheduler.Cluster; |
| import org.apache.storm.scheduler.INimbus; |
| import org.apache.storm.scheduler.SupervisorDetails; |
| import org.apache.storm.scheduler.Topologies; |
| import org.apache.storm.scheduler.resource.ResourceAwareScheduler; |
| import org.apache.storm.scheduler.resource.TestUtilsForResourceAwareScheduler; |
| import org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy; |
| import org.apache.storm.utils.Time; |
| import org.junit.Test; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import static org.apache.storm.scheduler.resource.TestUtilsForResourceAwareScheduler.*; |
| |
| import org.apache.storm.metric.StormMetricsRegistry; |
| import org.apache.storm.scheduler.resource.normalization.ResourceMetrics; |
| |
| public class TestFIFOSchedulingPriorityStrategy { |
| private static final Logger LOG = LoggerFactory.getLogger(TestFIFOSchedulingPriorityStrategy.class); |
| |
| protected Class getDefaultResourceAwareStrategyClass() { |
| return DefaultResourceAwareStrategy.class; |
| } |
| |
| private Config createClusterConfig(double compPcore, double compOnHeap, double compOffHeap, |
| Map<String, Map<String, Number>> pools) { |
| Config config = TestUtilsForResourceAwareScheduler.createClusterConfig(compPcore, compOnHeap, compOffHeap, pools); |
| config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, getDefaultResourceAwareStrategyClass().getName()); |
| return config; |
| } |
| |
| @Test |
| public void testFIFOEvictionStrategy() { |
| try (Time.SimulatedTime sim = new Time.SimulatedTime()) { |
| INimbus iNimbus = new INimbusTest(); |
| Map<String, SupervisorDetails> supMap = genSupervisors(4, 4, 100.0, 1000.0); |
| Map<String, Map<String, Number>> resourceUserPool = userResourcePool( |
| userRes("jerry", 200.0, 2000.0)); |
| Config config = createClusterConfig(100, 500, 500, resourceUserPool); |
| config.put(DaemonConfig.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, FIFOSchedulingPriorityStrategy.class.getName()); |
| |
| Topologies topologies = new Topologies( |
| genTopology("topo-1-jerry", config, 1, 0, 1, 0, Time.currentTimeSecs() - 250, 20, "jerry"), |
| genTopology("topo-2-bobby", config, 1, 0, 1, 0, Time.currentTimeSecs() - 200, 10, "bobby"), |
| genTopology("topo-3-bobby", config, 1, 0, 1, 0, Time.currentTimeSecs() - 300, 20, "bobby"), |
| genTopology("topo-4-derek", config, 1, 0, 1, 0, Time.currentTimeSecs() - 201, 29, "derek")); |
| Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config); |
| |
| ResourceAwareScheduler rs = new ResourceAwareScheduler(); |
| rs.prepare(config, new StormMetricsRegistry()); |
| try { |
| rs.schedule(topologies, cluster); |
| |
| assertTopologiesFullyScheduled(cluster, "topo-1-jerry", "topo-2-bobby", "topo-3-bobby", "topo-4-derek"); |
| |
| LOG.info("\n\n\t\tINSERTING topo-5"); |
| //new topology needs to be scheduled |
| //topo-3 should be evicted since its been up the longest |
| topologies = addTopologies(topologies, |
| genTopology("topo-5-derek", config, 1, 0, 1, 0, Time.currentTimeSecs() - 15, 29, "derek")); |
| |
| cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config); |
| rs.schedule(topologies, cluster); |
| |
| assertTopologiesFullyScheduled(cluster, "topo-1-jerry", "topo-2-bobby", "topo-4-derek", "topo-5-derek"); |
| assertTopologiesNotScheduled(cluster, "topo-3-bobby"); |
| |
| LOG.info("\n\n\t\tINSERTING topo-6"); |
| //new topology needs to be scheduled. topo-4 should be evicted. Even though topo-1 from user jerry is older, topo-1 will not be evicted |
| //since user jerry has enough resource guarantee |
| topologies = addTopologies(topologies, |
| genTopology("topo-6-bobby", config, 1, 0, 1, 0, Time.currentTimeSecs() - 10, 29, "bobby")); |
| |
| cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config); |
| rs.schedule(topologies, cluster); |
| |
| assertTopologiesFullyScheduled(cluster, "topo-1-jerry", "topo-2-bobby", "topo-5-derek", "topo-6-bobby"); |
| assertTopologiesNotScheduled(cluster, "topo-3-bobby", "topo-4-derek"); |
| } finally { |
| rs.cleanup(); |
| } |
| } |
| } |
| } |