| /** |
| * 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.hadoop.yarn.server.resourcemanager.scheduler.fair; |
| |
| import org.apache.hadoop.yarn.server.resourcemanager.MockRM; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * QueueManager tests that require a real scheduler |
| */ |
| public class TestQueueManagerRealScheduler extends FairSchedulerTestBase { |
| private final static File ALLOC_FILE = new File(TEST_DIR, "test-queue-mgr"); |
| |
| @Before |
| public void setup() throws IOException { |
| createConfiguration(); |
| writeAllocFile(30, 40); |
| conf.set(FairSchedulerConfiguration.ALLOCATION_FILE, |
| ALLOC_FILE.getAbsolutePath()); |
| |
| resourceManager = new MockRM(conf); |
| resourceManager.start(); |
| scheduler = (FairScheduler) resourceManager.getResourceScheduler(); |
| } |
| |
| @After |
| public void teardown() { |
| ALLOC_FILE.deleteOnExit(); |
| if (resourceManager != null) { |
| resourceManager.stop(); |
| resourceManager = null; |
| } |
| } |
| |
| private void writeAllocFile(int defaultFairShareTimeout, |
| int fairShareTimeout) throws IOException { |
| PrintWriter out = new PrintWriter(new FileWriter(ALLOC_FILE)); |
| out.println("<?xml version=\"1.0\"?>"); |
| out.println("<allocations>"); |
| out.println("<queue name=\"default\">"); |
| out.println("</queue>"); |
| out.println("<queue name=\"queueA\">"); |
| out.println("</queue>"); |
| out.println("<queue name=\"queueB\">"); |
| out.println("<queue name=\"queueB1\">"); |
| out.println("<minSharePreemptionTimeout>5</minSharePreemptionTimeout>"); |
| out.println("</queue>"); |
| out.println("<queue name=\"queueB2\">"); |
| out.println("</queue>"); |
| out.println("</queue>"); |
| out.println("<queue name=\"queueC\">"); |
| out.println("</queue>"); |
| out.println("<defaultMinSharePreemptionTimeout>15" |
| + "</defaultMinSharePreemptionTimeout>"); |
| out.println("<defaultFairSharePreemptionTimeout>" + |
| + defaultFairShareTimeout + "</defaultFairSharePreemptionTimeout>"); |
| out.println("<fairSharePreemptionTimeout>" |
| + fairShareTimeout + "</fairSharePreemptionTimeout>"); |
| out.println("</allocations>"); |
| out.close(); |
| } |
| |
| @Test |
| public void testBackwardsCompatiblePreemptionConfiguration() |
| throws IOException { |
| // Check the min/fair share preemption timeout for each queue |
| QueueManager queueMgr = scheduler.getQueueManager(); |
| assertEquals(30000, queueMgr.getQueue("root") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("default") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("queueA") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("queueB") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("queueB.queueB1") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("queueB.queueB2") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(30000, queueMgr.getQueue("queueC") |
| .getFairSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("root") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("default") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("queueA") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("queueB") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(5000, queueMgr.getQueue("queueB.queueB1") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("queueB.queueB2") |
| .getMinSharePreemptionTimeout()); |
| assertEquals(15000, queueMgr.getQueue("queueC") |
| .getMinSharePreemptionTimeout()); |
| |
| // Lower the fairshare preemption timeouts and verify it is picked |
| // correctly. |
| writeAllocFile(25, 30); |
| scheduler.reinitialize(conf, resourceManager.getRMContext()); |
| assertEquals(25000, queueMgr.getQueue("root") |
| .getFairSharePreemptionTimeout()); |
| } |
| } |