1 /* 2 * Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.testlibrary.jfr; 27 28 import java.io.File; 29 import java.nio.file.Paths; 30 import java.util.List; 31 32 import jdk.jfr.consumer.RecordedEvent; 33 import jdk.jfr.consumer.RecordingFile; 34 import jdk.testlibrary.Asserts; 35 import jdk.testlibrary.jfr.Events; 36 37 public class PromotionFailedEvent { 38 39 private final static String EVENT_SETTINGS_FILE = System.getProperty("test.src", ".") + File.separator + "promotionfailed-testsettings.jfc"; 40 private final static int BYTES_TO_ALLOCATE = 1024; 41 42 public static void test(String testName, String[] vmFlags) throws Throwable { 43 String jfr_file = testName + ".jfr"; 44 45 if (!ExecuteOOMApp.execute(EVENT_SETTINGS_FILE, jfr_file, vmFlags, BYTES_TO_ALLOCATE)) { 46 System.out.println("OOM happened in the other thread(not test thread). Skip test."); 47 // Skip test, process terminates due to the OOME error in the different thread 48 return; 49 } 50 51 // This test can not always trigger the expected event. 52 // Test is ok even if no events found. 53 List<RecordedEvent> events = RecordingFile.readAllEvents(Paths.get(jfr_file)); 54 for (RecordedEvent event : events) { 55 System.out.println("Event: " + event); 56 long smallestSize = Events.assertField(event, "promotionFailed.smallestSize").atLeast(1L).getValue(); 57 long firstSize = Events.assertField(event, "promotionFailed.firstSize").atLeast(smallestSize).getValue(); 58 long totalSize = Events.assertField(event, "promotionFailed.totalSize").atLeast(firstSize).getValue(); 59 long objectCount = Events.assertField(event, "promotionFailed.objectCount").atLeast(1L).getValue(); 60 Asserts.assertLessThanOrEqual(smallestSize * objectCount, totalSize, "smallestSize * objectCount <= totalSize"); 61 } 62 } 63 }